submission_id
stringlengths 10
10
| problem_id
stringlengths 6
6
| language
stringclasses 3
values | code
stringlengths 1
522k
| compiler_output
stringlengths 43
10.2k
|
|---|---|---|---|---|
s068934166
|
p04030
|
C++
|
#include<cstring>
#include<cstdio>
int main(){
char key[100];
char s[100];
int x = 0;
scanf("%s", key);
for(int i=0; i>strlen(key); i++){
if(key[i] == "B"){
if(x != 0){
x--;
}
else{
s[x] = key[i];
x++;
}
}
}
printf("%s", s);
return 0;
}
|
a.cc: In function 'int main()':
a.cc:10:15: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
10 | if(key[i] == "B"){
| ~~~~~~~^~~~~~
|
s566549626
|
p04030
|
C++
|
#include<cstring>
#include<cstdio>
int main(){
char key[100];
char s[100];
int x = 0;
scanf("%s", key);
for(int i=0; i>strlen(key); i++){
if(key[i]="B"){
if(x != 0){
x--;
}
else{
s[x] = key[i];
x++;
}
}
}
printf("%s", s);
return 0;
}
|
a.cc: In function 'int main()':
a.cc:10:15: error: invalid conversion from 'const char*' to 'char' [-fpermissive]
10 | if(key[i]="B"){
| ^~~
| |
| const char*
|
s018546834
|
p04030
|
C++
|
#include<cstdio>
int main(){
char key[100];
char s[100];
int x = 0;
scanf("%s", key);
for(int i=0; i>strlen(key); i++){
if(key[i]="B"){
if(x != 0){
x--;
}
else{
s[x] = key[i];
x++;
}
}
print("%s", s);
return 0;
}
|
a.cc: In function 'int main()':
a.cc:8:18: error: 'strlen' was not declared in this scope
8 | for(int i=0; i>strlen(key); i++){
| ^~~~~~
a.cc:2:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
1 | #include<cstdio>
+++ |+#include <cstring>
2 | int main(){
a.cc:9:15: error: invalid conversion from 'const char*' to 'char' [-fpermissive]
9 | if(key[i]="B"){
| ^~~
| |
| const char*
a.cc:18:3: error: 'print' was not declared in this scope; did you mean 'printf'?
18 | print("%s", s);
| ^~~~~
| printf
a.cc:21:2: error: expected '}' at end of input
21 | }
| ^
a.cc:2:11: note: to match this '{'
2 | int main(){
| ^
|
s068041407
|
p04030
|
C++
|
#include <iostream>
#include <string>
#include <algorithm>
using namespace std;
char pop_back(char *str)
{
const int len = strlen(str);
if( len == 0 ) {
return '\0';
} else {
char c = str[len-1];
str[len-1] = '\0';
return c;
}
}
int main() {
string s;
cin >> s;
string ans = "";
for(int i = 0; i < s.size(); i++) {
if(s[i] == '0') {
ans.push_back('0');
}
else if(s[i] == '1') {
ans.push_back('1');
}
else {
if(ans == "") {
continue;
}
else {
pop_back(ans);
}
}
}
cout << ans;
cout << endl;
return 0;
}
|
a.cc: In function 'char pop_back(char*)':
a.cc:8:21: error: 'strlen' was not declared in this scope
8 | const int len = strlen(str);
| ^~~~~~
a.cc:4:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
3 | #include <algorithm>
+++ |+#include <cstring>
4 | using namespace std;
a.cc: In function 'int main()':
a.cc:35:26: error: cannot convert 'std::string' {aka 'std::__cxx11::basic_string<char>'} to 'char*'
35 | pop_back(ans);
| ^~~
| |
| std::string {aka std::__cxx11::basic_string<char>}
a.cc:6:21: note: initializing argument 1 of 'char pop_back(char*)'
6 | char pop_back(char *str)
| ~~~~~~^~~
|
s183201979
|
p04030
|
C++
|
#include <iostream>
#include <string>
#include <algorithm>
using namespace std;
int main() {
string s;
cin >> s;
string ans = "";
for(int i = 0; i < s.size(); i++) {
if(s[i] == '0') {
ans.push_back('0');
}
else if(s[i] == '1') {
ans.push_back('1');
}
else {
if(ans == "") {
continue;
}
else {
ans.erase(ans.end(), 1);
}
}
}
cout << ans;
cout << endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:23:26: error: no matching function for call to 'std::__cxx11::basic_string<char>::erase(std::__cxx11::basic_string<char>::iterator, int)'
23 | ans.erase(ans.end(), 1);
| ~~~~~~~~~^~~~~~~~~~~~~~
In file included from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bits/locale_classes.h:40,
from /usr/include/c++/14/bits/ios_base.h:41,
from /usr/include/c++/14/ios:44,
from /usr/include/c++/14/ostream:40,
from /usr/include/c++/14/iostream:41,
from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:2114:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>& std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::erase(size_type, size_type) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]'
2114 | erase(size_type __pos = 0, size_type __n = npos)
| ^~~~~
/usr/include/c++/14/bits/basic_string.h:2114:23: note: no known conversion for argument 1 from 'std::__cxx11::basic_string<char>::iterator' to 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'}
2114 | erase(size_type __pos = 0, size_type __n = npos)
| ~~~~~~~~~~^~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:2134:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::iterator std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::erase(__const_iterator) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; iterator = std::__cxx11::basic_string<char>::iterator; __const_iterator = std::__cxx11::basic_string<char>::const_iterator]'
2134 | erase(__const_iterator __position)
| ^~~~~
/usr/include/c++/14/bits/basic_string.h:2134:7: note: candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/basic_string.h:2154:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::iterator std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::erase(__const_iterator, __const_iterator) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; iterator = std::__cxx11::basic_string<char>::iterator; __const_iterator = std::__cxx11::basic_string<char>::const_iterator]'
2154 | erase(__const_iterator __first, __const_iterator __last)
| ^~~~~
/usr/include/c++/14/bits/basic_string.h:2154:56: note: no known conversion for argument 2 from 'int' to 'std::__cxx11::basic_string<char>::__const_iterator' {aka 'std::__cxx11::basic_string<char>::const_iterator'}
2154 | erase(__const_iterator __first, __const_iterator __last)
| ~~~~~~~~~~~~~~~~~^~~~~~
|
s667939976
|
p04030
|
C++
|
#include<bits/stdc++.h>
using namespace std;
int main(void)
{
cahr s[15];
char tmp;
int i=0;
while(cin>>tmp){
if(tmp=='B'){
if(i>0){
s[i-1]='\0';
i--;
}
}
else{
s[i]=tmp;
i++;
}
}
for(inti=0;i<15;i++){
if(s[i]=='0'||s[i]=='1')
cout<<s[i];
}
cout<<endl;
}
|
a.cc: In function 'int main()':
a.cc:6:3: error: 'cahr' was not declared in this scope; did you mean 'char'?
6 | cahr s[15];
| ^~~~
| char
a.cc:12:9: error: 's' was not declared in this scope
12 | s[i-1]='\0';
| ^
a.cc:17:7: error: 's' was not declared in this scope
17 | s[i]=tmp;
| ^
a.cc:21:7: error: 'inti' was not declared in this scope; did you mean 'int'?
21 | for(inti=0;i<15;i++){
| ^~~~
| int
a.cc:22:8: error: 's' was not declared in this scope
22 | if(s[i]=='0'||s[i]=='1')
| ^
|
s021011798
|
p04030
|
C++
|
#include<bits/stdc++.h>
using namespace std;
int main(void)
{
char s[10];
char l[10];
cin>>s;
for(int i=0;i<strlen(s);i++){
if(s[i]=='0')
s.push_back('0');
if(s[i]=='1')
s.push_back('1');
if(s[i]==' ')
l[i-1]=' ';
}
cout<<l<<endl;
}
|
a.cc: In function 'int main()':
a.cc:12:9: error: request for member 'push_back' in 's', which is of non-class type 'char [10]'
12 | s.push_back('0');
| ^~~~~~~~~
a.cc:14:9: error: request for member 'push_back' in 's', which is of non-class type 'char [10]'
14 | s.push_back('1');
| ^~~~~~~~~
|
s625692765
|
p04030
|
C++
|
#include<bits/stdc++.h>
using namespace std;
int main(void)
{
string s;
string l;
cin>>s;
for(int i=0;i<strlen(s);i++){
if(s[i]=='0')
s.push_back('0');
if(s[i]=='1')
s.push_back('1');
if(s[i]==' ')
l[i-1]=' ';
}
cout<<l<<endl;
}
|
a.cc: In function 'int main()':
a.cc:9:24: error: cannot convert 'std::string' {aka 'std::__cxx11::basic_string<char>'} to 'const char*'
9 | for(int i=0;i<strlen(s);i++){
| ^
| |
| std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/cstring:43,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:121,
from a.cc:1:
/usr/include/string.h:407:35: note: initializing argument 1 of 'size_t strlen(const char*)'
407 | extern size_t strlen (const char *__s)
| ~~~~~~~~~~~~^~~
|
s153832167
|
p04030
|
C++
|
#include<iostream>
#include<string>
using namespace std;
int main(){
char s[15];
char tmp;
int i = 0;
while(cin >> tmp){
if(tmp=='B'){
if(i>0){
s[i-1] ='\0';
i--;
}
}
else{
s[i] = tmp;
i++;
}
}
for(int i=0;i<15;i++){
if(s[i] == '0' || s[i] == '1'){
cout << s[i];
}
cout << endl;
}
|
a.cc: In function 'int main()':
a.cc:29:2: error: expected '}' at end of input
29 | }
| ^
a.cc:8:11: note: to match this '{'
8 | int main(){
| ^
|
s510121154
|
p04030
|
C++
|
#include<iostream>
#include<cstdio>
#include<vector>
#include<queue>
#include<map>
#include<unordered_map>
#include<stack>
#include<string>
#include<algorithm>
#include<functional>
#include<cstring>
#include<utility>
#include<bits/stdc++.h>
#include<math.h>
using namespace std;
/**** Type Define ****/
typedef long long ll;
typedef pair<ll, ll> P;
typedef pair<ll, P> Q;
/**** Const List ****/
const ll INF = 1LL << 60;
const ll mod = 1000000007;
const ll dx[4] = {1, 0, -1, 0};
const ll dy[4] = {0, -1, 0, 1};
/**** General Functions ****/
ll gcd(ll a, ll b) {
if (b == 0) return a;
return gcd(b, a % b);
}
ll extgcd(ll a, ll b, ll& x, ll& y) {
if (b == 0) {
x = 1, y = 0; return a;
}
ll q = a/b, g = extgcd(b, a - q*b, x, y);
ll z = x - q * y;
x = y;
y = z;
return g;
}
ll invmod (ll a, ll m) { // a^-1 mod m
ll x, y;
extgcd(a, m, x, y);
x %= m;
if (x < 0) x += m;
return x;
}
ll nCk(ll n, ll k, ll mod) {
ll ans = 1;
for (ll i = n, j = 1; j <= k; i--, j++) ans = (((ans * i) % mod) * invmod(j, mod)) % mod;
return ans;
}
ll lmin(ll a, ll b) { return a > b ? b : a; };
ll lmax(ll a, ll b) { return a > b ? a : b; };
ll lsum(ll a, ll b) { return a + b; };
/**** Zip ****/
template <typename T>
class Zip {
vector<T> d;
bool flag;
public:
Zip() {
flag = false;
}
void add(T x) {
d.push_back(x);
flag = true;
}
ll getNum(T x) { // T need to have operator < !!
if (flag) {
sort(d.begin(), d.end());
d.erase(unique(d.begin(), d.end()), d.end());
flag = false;
}
return lower_bound(d.begin(), d.end(), x) - d.begin();
}
ll size() {
if (flag) {
sort(d.begin(), d.end());
d.erase(unique(d.begin(), d.end()), d.end());
flag = false;
}
return (ll)d.size();
}
};
/**** Union Find ****/
class UnionFind {
vector<ll> par, rank; // par > 0: number, par < 0: -par
public:
void init(ll n) {
par.resize(n, 1); rank.resize(n, 0);
}
ll getSize(ll x) {
return par[find(x)];
}
ll find(ll x) {
if (par[x] > 0) return x;
return -(par[x] = -find(-par[x]));
}
void merge(ll x, ll y) {
x = find(x);
y = find(y);
if (x == y) return;
if (rank[x] < rank[y]) {
par[y] += par[x];
par[x] = -y;
} else {
par[x] += par[y];
par[y] = -x;
if (rank[x] == rank[y]) rank[x]++;
}
}
bool isSame(ll x, ll y) {
return find(x) == find(y);
}
};
/**** Segment Tree ****/
template <typename T>
class SegmentTree {
ll n;
vector<T> node;
function<T(T, T)> fun, fun2;
bool customChange;
T outValue, initValue;
public:
void init(ll num, function<T(T, T)> resultFunction, T init, T out, function<T(T, T)> changeFunction = NULL) {
// changeFunction: (input, beforevalue) => newvalue
fun = resultFunction;
fun2 = changeFunction;
customChange = changeFunction != NULL;
n = 1;
while (n < num) n *= 2;
node.resize(2 * n - 1, init);
outValue = out;
initValue = init;
}
void valueChange(ll num, T value) {
num += n-1;
if (customChange) node[num] = fun2(value, node[num]);
else node[num] = value;
while (num > 0) num = (num - 1) / 2, node[num] = fun(node[num * 2 + 1], node[num * 2 + 2]);
}
T rangeQuery(ll a, ll b, ll l = 0, ll r = -1, ll k = 0) { // [a, b)
if (r == -1) r = n;
if (a <= l && r <= b) return node[k];
if (b <= l || r <= a) return outValue;
ll mid = (l + r) / 2;
return fun(rangeQuery(a, b, l, mid, 2*k+1), rangeQuery(a, b, mid, r, 2*k+2));
}
};
/**** LIS ****/
ll lis(ll* a, ll n, ll* dp) {
fill(dp, dp + n, INF);//INFを代入
for (ll i = 0; i < n; i++) *lower_bound(dp, dp + n, a[i]) = a[i];
return (ll)(lower_bound(dp, dp + n, INF) - dp);
}
/**** main function ****/
string s;
string ans;
int main(){
cin>>s;
for(int i=0;i<s.size();i++){
if(s[i]=='0'){
ans.push_back('0');
}else if(s[i]=='1'){
ans+=('1');
}else{
if(s.size()!=0)ans.pop_back()
}
}
cout<<ans<<endl;
}
|
a.cc: In function 'int main()':
a.cc:188:36: error: expected ';' before '}' token
188 | if(s.size()!=0)ans.pop_back()
| ^
| ;
189 | }
| ~
|
s177201690
|
p04030
|
C++
|
#include <iostream>
#include <string>
#include <iomanip>
#include <ios>
using namespace std;
int main(void){
string s;
cin >> s;
int n = s.length()
string ans = "";
for(int i=0;i<n;i++){
if(s[i] == '0')
ans += '0';
else if(s[i] == '1')
ans += '1';
else{
if(ans.length())
ans = ans.substr(0,ans.length() - 1);
}
}
cout << ans << endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:11:3: error: expected ',' or ';' before 'string'
11 | string ans = "";
| ^~~~~~
a.cc:15:7: error: 'ans' was not declared in this scope; did you mean 'abs'?
15 | ans += '0';
| ^~~
| abs
a.cc:17:7: error: 'ans' was not declared in this scope; did you mean 'abs'?
17 | ans += '1';
| ^~~
| abs
a.cc:19:10: error: 'ans' was not declared in this scope; did you mean 'abs'?
19 | if(ans.length())
| ^~~
| abs
a.cc:24:11: error: 'ans' was not declared in this scope; did you mean 'abs'?
24 | cout << ans << endl;
| ^~~
| abs
|
s444228122
|
p04030
|
C++
|
#include <iostream>
#include <string>
#include <iomanip>
#include <ios>
using namespace std;
int main(void){
string s;
cin >> s;
int n = s.length()
string ans = "";
for(int i=0;i<n;i++){
if(s[i] == '0')
s += '0';
else if(s[i] == '1')
s += '1';
else{
if(ans.length())
ans = ans.substr(0,ans.length() - 1);
}
}
cout << ans << endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:11:3: error: expected ',' or ';' before 'string'
11 | string ans = "";
| ^~~~~~
a.cc:19:10: error: 'ans' was not declared in this scope; did you mean 'abs'?
19 | if(ans.length())
| ^~~
| abs
a.cc:24:11: error: 'ans' was not declared in this scope; did you mean 'abs'?
24 | cout << ans << endl;
| ^~~
| abs
|
s033343660
|
p04030
|
C++
|
#include<bits/stdc++.h>
using namespace std;
int main(void)
{
string s;
cin>>s;
string s1;
for(int i=0;i<s.size();i++){
if(s[i]=='0')
s1[i]='0';
if(s[i]=='1')
s[i]='1';
if(s[i+1]=='B'&&(i+1)<s.size())
s[i-1]='';
}
cout<<s1<<endl;
}
|
a.cc:15:14: error: empty character constant
15 | s[i-1]='';
| ^~
|
s365796752
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main(){
string s,ans;
cin>>s;
for(int i=0;i<s.size();i++){
if(s.at(i)=='0'||s.at(i)=='1'){ans+=s.at(i);}
else{ans-=ans.at(ans.size()-1);}
}
cout<<ans;
}
|
a.cc: In function 'int main()':
a.cc:8:13: error: no match for 'operator-=' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'})
8 | else{ans-=ans.at(ans.size()-1);}
| ~~~^~~~~~~~~~~~~~~~~~~~~~
|
s180253439
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main(){
string s,ans;
cin>>s;
for(int i=0;i<s.size();i++){
if(s.at(i)=='0'||s.at(i)=='1'){ans+=s.at(i);}
else{ans-=s.at(i-1);}
}
cout<<ans;
}
|
a.cc: In function 'int main()':
a.cc:8:13: error: no match for 'operator-=' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'})
8 | else{ans-=s.at(i-1);}
| ~~~^~~~~~~~~~~
|
s956961833
|
p04030
|
C++
|
#inlucde <bits/stdc++.h>
using namespace std;
int main(){
string s;
cin >> s;
vector<char> data;
for(int i=0; i<s.size(); i++){
if(s.at(i) == '0'){
data.push_back(0);
}else if(s.at(i) == '1'){
data.push_back(1);
}else{
data.pop_back();
}
}
for(int i=0; i<data.size(); i++){
cout << data.at(i);
}
cout << endl;
}
|
a.cc:1:2: error: invalid preprocessing directive #inlucde; did you mean #include?
1 | #inlucde <bits/stdc++.h>
| ^~~~~~~
| include
a.cc: In function 'int main()':
a.cc:5:3: error: 'string' was not declared in this scope
5 | string s;
| ^~~~~~
a.cc:1:1: note: 'std::string' is defined in header '<string>'; this is probably fixable by adding '#include <string>'
+++ |+#include <string>
1 | #inlucde <bits/stdc++.h>
a.cc:6:3: error: 'cin' was not declared in this scope
6 | cin >> s;
| ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
+++ |+#include <iostream>
1 | #inlucde <bits/stdc++.h>
a.cc:6:10: error: 's' was not declared in this scope
6 | cin >> s;
| ^
a.cc:7:3: error: 'vector' was not declared in this scope
7 | vector<char> data;
| ^~~~~~
a.cc:1:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
+++ |+#include <vector>
1 | #inlucde <bits/stdc++.h>
a.cc:7:10: error: expected primary-expression before 'char'
7 | vector<char> data;
| ^~~~
a.cc:10:7: error: 'data' was not declared in this scope
10 | data.push_back(0);
| ^~~~
a.cc:12:7: error: 'data' was not declared in this scope
12 | data.push_back(1);
| ^~~~
a.cc:14:7: error: 'data' was not declared in this scope
14 | data.pop_back();
| ^~~~
a.cc:17:18: error: 'data' was not declared in this scope
17 | for(int i=0; i<data.size(); i++){
| ^~~~
a.cc:18:5: error: 'cout' was not declared in this scope
18 | cout << data.at(i);
| ^~~~
a.cc:18:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:20:3: error: 'cout' was not declared in this scope
20 | cout << endl;
| ^~~~
a.cc:20:3: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:20:11: error: 'endl' was not declared in this scope
20 | cout << endl;
| ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
+++ |+#include <ostream>
1 | #inlucde <bits/stdc++.h>
|
s509802706
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main()
{
string s;
cin >> s;
string ans;
for (int i = 0; i < s.size(); i++)
{
if (s.at(i) == '0')
ans.push_back('0');
else if (s.at(i) == '1')
ans.push_back('1');
else
ans.pop_back;
}
cout << ans << endl;
}
|
a.cc: In function 'int main()':
a.cc:17:11: error: invalid use of non-static member function 'void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::pop_back() [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
17 | ans.pop_back;
| ~~~~^~~~~~~~
In file included from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:2174:7: note: declared here
2174 | pop_back() noexcept
| ^~~~~~~~
|
s002336516
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main() {
string s; cin >> s;
string ans = "";
for(int i = 0; i < s.length(): i ++) {
switch (s[i])
{
case '0':
ans += '0';
break;
case '1':
ans += '1';
break;
case 'B':
if(ans.length()!=0) {
ans.erase(ans.length()-1,1);
}
break;
}
}
cout << ans << endl;
}
|
a.cc: In function 'int main()':
a.cc:7:20: warning: range-based 'for' loops with initializer only available with '-std=c++20' or '-std=gnu++20' [-Wc++20-extensions]
7 | for(int i = 0; i < s.length(): i ++) {
| ^
a.cc:7:34: error: expected ';' before ':' token
7 | for(int i = 0; i < s.length(): i ++) {
| ^
| ;
a.cc:24:1: error: expected primary-expression before '}' token
24 | }
| ^
a.cc:23:25: error: expected ')' before '}' token
23 | cout << ans << endl;
| ^
| )
24 | }
| ~
a.cc:7:8: note: to match this '('
7 | for(int i = 0; i < s.length(): i ++) {
| ^
a.cc:24:1: error: expected primary-expression before '}' token
24 | }
| ^
|
s137758844
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main(){
string s;
cin >> s;
int size = 0;
vector<int> t(s.size(),2)
for(int i = 0; i < s.size(); i++){
if(s[i] == '0'){
t[i] = 0;
size++;
}
else if(s[i] == '1'){
t[i] = 1;
size++;
}
else {
if(size >= 1){
t[size-1] = 2;
size--;
}
}
}
for(int i = 0; i < size;i++){
cout << t[i];
}
}
|
a.cc: In function 'int main()':
a.cc:9:3: error: expected ',' or ';' before 'for'
9 | for(int i = 0; i < s.size(); i++){
| ^~~
a.cc:9:18: error: 'i' was not declared in this scope
9 | for(int i = 0; i < s.size(); i++){
| ^
|
s773164416
|
p04030
|
C++
|
#include <bits/stdc++.h>
#define cinf(n,x) for(int i=0;i<(n);i++) cin >> x[i];
typedef long long int ll;
using namespace std;
int main(){
string s; cin >> s;
string ans;
for(int i=0;i<s.size();i++){
if(s[i]=='B'&&ans.size()>0)ans.pop_back();
else if(s[i]!='B')ans.push_back(s[i])
}
cout << ans << endl;
}
|
a.cc: In function 'int main()':
a.cc:11:46: error: expected ';' before '}' token
11 | else if(s[i]!='B')ans.push_back(s[i])
| ^
| ;
12 | }
| ~
|
s246612273
|
p04030
|
C++
|
#include <bits/stdc++.h>
#define cinf(n,x) for(int i=0;i<(n);i++) cin >> x[i];
typedef long long int ll;
using namespace std;
int main(){
string s; cin >> s;
string ans;
for(int i=0;i<s.size();i++){
if(s[i]=='B'&&t.size()>0)t.pop_back();
else if(s[i]!='B')t.push_back(s[i])
}
cout << ans << endl;
}
|
a.cc: In function 'int main()':
a.cc:10:23: error: 't' was not declared in this scope
10 | if(s[i]=='B'&&t.size()>0)t.pop_back();
| ^
|
s682239730
|
p04030
|
C++
|
#include <iostream>
#include <algorithm>
#include <string>
#include <math.h>
#include <stdio.h>
#include <set>
#include <vector>
using namespace std;
int main(){
string s;
cin>>s;
vector<char> v;
for(auto i: s){
if(i=='0'){
v.pb('0');
}
else if(i=='1'){
v.pb('1');
}
else{
if(v.size()>0){
v.pop_back();
}
}
}
for(auto i:v){
cout<<i;
}
cout<<endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:16:15: error: 'class std::vector<char>' has no member named 'pb'
16 | v.pb('0');
| ^~
a.cc:19:15: error: 'class std::vector<char>' has no member named 'pb'
19 | v.pb('1');
| ^~
|
s305392133
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main()
{
string str;
cin>>str;
char ch[11];
int count=0;
for(int i=0;i<str.length();i++){
if(str[i]=='0') {
count++;
ch[count]=str[i],
}
if(str[i]=='1'){
count++;
ch[count]=str[i],
}
if(str[i]=='B') {
if(count==0)continue;
else count--;
}
}
for(int i=1;i<=count;i++){
printf("%c",count[i]);
}
}
|
a.cc: In function 'int main()':
a.cc:14:17: error: expected primary-expression before '}' token
14 | }
| ^
a.cc:18:17: error: expected primary-expression before '}' token
18 | }
| ^
a.cc:26:34: error: invalid types 'int[int]' for array subscript
26 | printf("%c",count[i]);
| ^
|
s564573740
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main()
{
string str;
cin>>str;
char ch[11];
int count=0;
for(int i=0;i<str.length();i++){
if(str[i]=='0') {
count++;
ch[count]=str[i],
}
if(str[i]=='1'){
count++;
ch[count]=str[i],
}
if(str[i]=='B') {
if(count==0)continue;
else count--;
}
}
for(int i=1;i<=count;i++){
printf("%c",count[i]);
}
}
|
a.cc: In function 'int main()':
a.cc:14:17: error: expected primary-expression before '}' token
14 | }
| ^
a.cc:18:17: error: expected primary-expression before '}' token
18 | }
| ^
a.cc:26:34: error: invalid types 'int[int]' for array subscript
26 | printf("%c",count[i]);
| ^
|
s251814521
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main()
{
char str[11];
gets(str);
for(int i=0;i<strlen(str);i++){
if(str[i]=='B')str[i]='x',str[i-1]='x';
}
for(int i=0;i<strlen(str);i++){
if(str[i]=='x') continue;
else
cout<<str[i];
}
cout<<endl;
}
|
a.cc: In function 'int main()':
a.cc:7:9: error: 'gets' was not declared in this scope; did you mean 'getw'?
7 | gets(str);
| ^~~~
| getw
|
s842601913
|
p04030
|
C++
|
#include <bits/stdc++.h>
#include <numeric>
#include<iostream>
#include<vector>
#include<algorithm>
using namespace std;
int main(){
string s;
cin >> s;
s+=0;
for(int i=0;i<s.size();i++){
if(s[i]!='B'&&s[i+1]!='B') cout << s[i];
}
cout << endl;
}
|
a.cc: In function 'int main()':
a.cc:11:6: error: ambiguous overload for 'operator+=' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'int')
11 | s+=0;
| ~^~~
In file included from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:1377:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>& std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::operator+=(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
1377 | operator+=(const basic_string& __str)
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:1387:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>& std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::operator+=(const _CharT*) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
1387 | operator+=(const _CharT* __s)
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:1397:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>& std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::operator+=(_CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
1397 | operator+=(_CharT __c)
| ^~~~~~~~
|
s330069071
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main() {
string S;
cin >> S;
string X;
for (int i = 0; i < S.size(); i++) {
if(S[i] == 0) {
X += "0";
}
else if (S[i] == 1) {
X += "1";
}
else if (S[i] == "B") {
if (X != "") {
X.erase(X.size() - 1);
}
}
}
cout << X << endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:16:19: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
16 | else if (S[i] == "B") {
|
s770326930
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main() {
string S;
cin >> S;
string X;
for (int i = 0; i < S.size(); i++) {
if(S[i] == 0) {
X += "0";
}
else if (S[i] == 1) {
X += "1";
}
else if (S[i] == B) {
if (X != "") {
X.erase(X.size() - 1);
}
}
}
cout << X << endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:16:22: error: 'B' was not declared in this scope
16 | else if (S[i] == B) {
| ^
|
s422733939
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main() {
string S;
cin >> S;
string X;
for (int i = 0; i < S.size(); i++) {
if(S[i] == 0) {
X += 0;
}
else if (S[i] == 1) {
X += 1;
}
else if (S[i] == B) {
if (X != "") {
X.erase(X.size() - 1);
}
}
}
cout << X << endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:11:9: error: ambiguous overload for 'operator+=' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'int')
11 | X += 0;
| ~~^~~~
In file included from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:1377:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>& std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::operator+=(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
1377 | operator+=(const basic_string& __str)
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:1387:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>& std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::operator+=(const _CharT*) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
1387 | operator+=(const _CharT* __s)
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:1397:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>& std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::operator+=(_CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
1397 | operator+=(_CharT __c)
| ^~~~~~~~
a.cc:16:22: error: 'B' was not declared in this scope
16 | else if (S[i] == B) {
| ^
|
s399709868
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main() {
string S;
cin S;
string X;
for (int i = 0; i < S.size(); i++) {
if(S[i] == 0) {
X += 0;
}
else if (S[i] == 1) {
X += 1;
}
else if (S[i] == B) {
if (X != "") {
X.erase(X.size() - 1);
}
}
}
cout << X << endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:6:6: error: expected ';' before 'S'
6 | cin S;
| ^~
| ;
a.cc:11:9: error: ambiguous overload for 'operator+=' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'int')
11 | X += 0;
| ~~^~~~
In file included from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:1377:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>& std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::operator+=(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
1377 | operator+=(const basic_string& __str)
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:1387:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>& std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::operator+=(const _CharT*) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
1387 | operator+=(const _CharT* __s)
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:1397:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>& std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::operator+=(_CharT) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
1397 | operator+=(_CharT __c)
| ^~~~~~~~
a.cc:16:22: error: 'B' was not declared in this scope
16 | else if (S[i] == B) {
| ^
|
s696644492
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main(){
string s;
cin >> s;
int pos = 0;
vector<char> o(s.size());
for(auto& c : S){
if(c=='B'){
pos = max(0, pos-1);
}else{
o[pos] = c;
pos++;
}
}
for(int ii=0; ii<pos; ii++){
cout << o[ii];
}
cout << endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:9:17: error: 'S' was not declared in this scope
9 | for(auto& c : S){
| ^
|
s142689266
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main(){
string s;
cin >> s;
int pos = 0;
string o(s.size());
for(auto& c : S){
if(c=='B'){
pos = max(0, pos-1);
}else{
o[pos] = c;
pos++;
}
}
for(int ii=0; ii<pos; ii++){
cout << o[ii];
}
cout << endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:8:20: error: no matching function for call to 'std::__cxx11::basic_string<char>::basic_string(std::__cxx11::basic_string<char>::size_type)'
8 | string o(s.size());
| ^
In file included from /usr/include/c++/14/string:54,
from /usr/include/c++/14/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:800:9: note: candidate: 'template<class _Tp, class> std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const _Tp&, const _Alloc&) [with <template-parameter-2-2> = _Tp; _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
800 | basic_string(const _Tp& __t, const _Alloc& __a = _Alloc())
| ^~~~~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:800:9: note: template argument deduction/substitution failed:
In file included from /usr/include/c++/14/bits/stl_pair.h:60,
from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/algorithm:60,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/type_traits: In substitution of 'template<bool _Cond, class _Tp> using std::enable_if_t = typename std::enable_if::type [with bool _Cond = false; _Tp = void]':
/usr/include/c++/14/bits/basic_string.h:149:8: required by substitution of 'template<class _CharT, class _Traits, class _Alloc> template<class _Tp, class _Res> using std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_If_sv = std::enable_if_t<((bool)std::__and_<std::is_convertible<const _Tp&, std::basic_string_view<_CharT, _Traits> >, std::__not_<std::is_convertible<const _Tp*, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>*> >, std::__not_<std::is_convertible<const _Tp&, const _CharT*> > >::value), _Res> [with _Tp = long unsigned int; _Res = void; _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
149 | using _If_sv = enable_if_t<
| ^~~~~~
/usr/include/c++/14/bits/basic_string.h:797:30: required from here
797 | template<typename _Tp, typename = _If_sv<_Tp, void>>
| ^~~~~~~~
/usr/include/c++/14/type_traits:2711:11: error: no type named 'type' in 'struct std::enable_if<false, void>'
2711 | using enable_if_t = typename enable_if<_Cond, _Tp>::type;
| ^~~~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:788:9: note: candidate: 'template<class _Tp, class> std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const _Tp&, size_type, size_type, const _Alloc&) [with <template-parameter-2-2> = _Tp; _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
788 | basic_string(const _Tp& __t, size_type __pos, size_type __n,
| ^~~~~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:788:9: note: candidate expects 3 arguments, 1 provided
/usr/include/c++/14/bits/basic_string.h:765:9: note: candidate: 'template<class _InputIterator, class> std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(_InputIterator, _InputIterator, const _Alloc&) [with <template-parameter-2-2> = _InputIterator; _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
765 | basic_string(_InputIterator __beg, _InputIterator __end,
| ^~~~~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:765:9: note: candidate expects 2 arguments, 1 provided
/usr/include/c++/14/bits/basic_string.h:669:7: note: candidate: 'template<class> std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(size_type, _CharT, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
669 | basic_string(size_type __n, _CharT __c, const _Alloc& __a = _Alloc())
| ^~~~~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:669:7: note: candidate expects 2 arguments, 1 provided
/usr/include/c++/14/bits/basic_string.h:646:7: note: candidate: 'template<class> std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const _CharT*, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
646 | basic_string(const _CharT* __s, const _Alloc& __a = _Alloc())
| ^~~~~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:646:7: note: template argument deduction/substitution failed:
a.cc:8:18: note: cannot convert 's.std::__cxx11::basic_string<char>::size()' (type 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'}) to type 'const char*'
8 | string o(s.size());
| ~~~~~~^~
/usr/include/c++/14/bits/basic_string.h:721:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
721 | basic_string(basic_string&& __str, const _Alloc& __a)
| ^~~~~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:721:7: note: candidate expects 2 arguments, 1 provided
/usr/include/c++/14/bits/basic_string.h:716:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
716 | basic_string(const basic_string& __str, const _Alloc& __a)
| ^~~~~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:716:7: note: candidate expects 2 arguments, 1 provided
/usr/include/c++/14/bits/basic_string.h:711:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(std::initializer_list<_Tp>, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
711 | basic_string(initializer_list<_CharT> __l, const _Alloc& __a = _Alloc())
| ^~~~~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:711:45: note: no known conversion for argument 1 from 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} to 'std::initializer_list<char>'
711 | basic_string(initializer_list<_CharT> __l, const _Alloc& __a = _Alloc())
| ~~~~~~~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/bits/basic_string.h:682:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
682 | basic_string(basic_string&& __str) noexcept
| ^~~~~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:682:35: note: no known conversion for argument 1 from 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} to 'std::__cxx11::basic_string<char>&&'
682 | basic_string(basic_string&& __str) noexcept
| ~~~~~~~~~~~~~~~^~~~~
/usr/include/c++/14/bits/basic_string.h:624:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const _CharT*, size_type, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]'
624 | basic_string(const _CharT* __s, size_type __n,
| ^~~~~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:624:7: note: candidate expects 3 arguments, 1 provided
/usr/include/c++/14/bits/basic_string.h:604:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, size_type, size_type, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]'
604 | basic_string(const basic_string& __str, size_type __pos,
| ^~~~~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:604:7: note: candidate expects 4 arguments, 1 provided
/usr/include/c++/14/bits/basic_string.h:586:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, size_type, size_type) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]'
586 | basic_string(const basic_string& __str, size_type __pos,
| ^~~~~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:586:7: note: candidate expects 3 arguments, 1 provided
/usr/include/c++/14/bits/basic_string.h:569:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, size_type, const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]'
569 | basic_string(const basic_string& __str, size_type __pos,
| ^~~~~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:569:7: note: candidate expects 3 arguments, 1 provided
/usr/include/c++/14/bits/basic_string.h:552:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
552 | basic_string(const basic_string& __str)
| ^~~~~~~~~~~~
/usr/include/c++/14/bits/basic_string.h:552:40: note: no known conversion for argument 1 from 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} to 'const std::__cxx11::basic_string<char>&'
552 | basic_string(const basic_string& __str)
| ~~~~~~~~~~~~~~~~~~~~^~~~~
/usr/include/c++/14/bits/basic_string.h:540:7: note: candidate: 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const _Alloc&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]'
540 | basic_string(const _Alloc& __a) _GLIBCXX_NOEXCEPT
| ^~~~~~~~~~~~
/usr/include/c++/14/bits/basi
|
s231278713
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main(){
int i, c;
string s, result = "";
cin >> s;
for(i= n.size()-1; i>=0; i--){
if(s[i] == 'B'){
c++;
}else if(c > 0){
c--;
}else{
result = s[i] + result;
}
}
cout << result;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:8:12: error: 'n' was not declared in this scope
8 | for(i= n.size()-1; i>=0; i--){
| ^
|
s143765038
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main(){
int i, c;
string s, result = "";
cin >> s;
for(i= n.size()-1, i>=0; i--){
if(s[i] == 'B'){
c++;
}else if(c > 0){
c--;
}else{
result = s[i] + result;
}
}
cout << result;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:8:12: error: 'n' was not declared in this scope
8 | for(i= n.size()-1, i>=0; i--){
| ^
a.cc:8:33: error: expected ';' before ')' token
8 | for(i= n.size()-1, i>=0; i--){
| ^
| ;
|
s633117022
|
p04030
|
C++
|
#include<stdio.h>
#include<stdlib.h>
#include<iostream>
#include<string>
#include<algorithm>
#include<vector>
#include<limits>
#include<numeric>
#include<type_traits>
#include<math.h>
using namespace std;
typedef long long ll;
#define rep(i, n) for(int i = 0; i < (int)(n); i++)
#define repi(i,a,b) for(int i = (int)(a); i < (int)(b); i++)
#define in(x) cin >> x
#define out(str) cout << str << endl
template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; }
template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; }
string S,s;
int main(){
cin>>s;
for(int i=s.length()-1;i>=0;i--){
if(s[i]!='B')S+=s[i];
else i++;
}
for(int i=S.length()-1;i>=0;i--){
printf(S[i]);
}
out("");
}
|
a.cc: In function 'int main()':
a.cc:31:15: error: invalid conversion from '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} to 'const char*' [-fpermissive]
31 | printf(S[i]);
| ~~~~~~^~~~~~
| |
| __gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type {aka char}
In file included from a.cc:1:
/usr/include/stdio.h:363:43: note: initializing argument 1 of 'int printf(const char*, ...)'
363 | extern int printf (const char *__restrict __format, ...);
| ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
|
s436641680
|
p04030
|
C++
|
#include<stdio.h>
#include<stdlib.h>
#include<iostream>
#include<string>
#include<algorithm>
#include<vector>
#include<limits>
#include<numeric>
#include<type_traits>
#include<math.h>
using namespace std;
typedef long long ll;
#define rep(i, n) for(int i = 0; i < (int)(n); i++)
#define repi(i,a,b) for(int i = (int)(a); i < (int)(b); i++)
#define in(x) cin >> x
#define out(str) cout << str << endl
template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; }
template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; }
string S,s;
int main(){
cin>>s;
for(int i=s.length()-1;i>=0;i--){
if(s[i]!='B')S+=s[i];
else i++;
}
for(int i=S.length()-1;i>=0;i--){
print(S[i]);
}
out("");
}
|
a.cc: In function 'int main()':
a.cc:31:9: error: 'print' was not declared in this scope; did you mean 'rint'?
31 | print(S[i]);
| ^~~~~
| rint
|
s158660309
|
p04030
|
C++
|
#include <iostream>
#include <algorithm>
using namespace std;
int main(){
string s, ans;
cin >> s;
for (int i = 0; i < s.size(); i++){
if(s(i) == 0){
string += '0';
} else if (s(i) == 1){
string += '1';
} else string--;
}
cout >> ans >> endl;
}
|
a.cc: In function 'int main()':
a.cc:10:9: error: no match for call to '(std::string {aka std::__cxx11::basic_string<char>}) (int&)'
10 | if(s(i) == 0){
| ~^~~
a.cc:11:14: error: expected unqualified-id before '+=' token
11 | string += '0';
| ^~
a.cc:12:17: error: no match for call to '(std::string {aka std::__cxx11::basic_string<char>}) (int&)'
12 | } else if (s(i) == 1){
| ~^~~
a.cc:13:14: error: expected unqualified-id before '+=' token
13 | string += '1';
| ^~
a.cc:14:18: error: expected unqualified-id before '--' token
14 | } else string--;
| ^~
a.cc:16:8: error: no match for 'operator>>' (operand types are 'std::ostream' {aka 'std::basic_ostream<char>'} and 'std::string' {aka 'std::__cxx11::basic_string<char>'})
16 | cout >> ans >> endl;
| ~~~~ ^~ ~~~
| | |
| | std::string {aka std::__cxx11::basic_string<char>}
| std::ostream {aka std::basic_ostream<char>}
In file included from /usr/include/c++/14/string:55,
from /usr/include/c++/14/bits/locale_classes.h:40,
from /usr/include/c++/14/bits/ios_base.h:41,
from /usr/include/c++/14/ios:44,
from /usr/include/c++/14/ostream:40,
from /usr/include/c++/14/iostream:41,
from a.cc:1:
/usr/include/c++/14/bits/basic_string.tcc:835:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
835 | operator>>(basic_istream<_CharT, _Traits>& __in,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.tcc:835:5: note: template argument deduction/substitution failed:
a.cc:16:11: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
16 | cout >> ans >> endl;
| ^~~
In file included from /usr/include/c++/14/bits/memory_resource.h:38,
from /usr/include/c++/14/string:68:
/usr/include/c++/14/cstddef:131:5: note: candidate: 'template<class _IntegerType> constexpr std::__byte_op_t<_IntegerType> std::operator>>(byte, _IntegerType)'
131 | operator>>(byte __b, _IntegerType __shift) noexcept
| ^~~~~~~~
/usr/include/c++/14/cstddef:131:5: note: template argument deduction/substitution failed:
a.cc:16:3: note: cannot convert 'std::cout' (type 'std::ostream' {aka 'std::basic_ostream<char>'}) to type 'std::byte'
16 | cout >> ans >> endl;
| ^~~~
In file included from /usr/include/c++/14/istream:1109,
from /usr/include/c++/14/iostream:42:
/usr/include/c++/14/bits/istream.tcc:978:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _CharT&)'
978 | operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c)
| ^~~~~~~~
/usr/include/c++/14/bits/istream.tcc:978:5: note: template argument deduction/substitution failed:
a.cc:16:11: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
16 | cout >> ans >> endl;
| ^~~
/usr/include/c++/14/istream:849:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, unsigned char&)'
849 | operator>>(basic_istream<char, _Traits>& __in, unsigned char& __c)
| ^~~~~~~~
/usr/include/c++/14/istream:849:5: note: template argument deduction/substitution failed:
a.cc:16:11: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
16 | cout >> ans >> endl;
| ^~~
/usr/include/c++/14/istream:854:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, signed char&)'
854 | operator>>(basic_istream<char, _Traits>& __in, signed char& __c)
| ^~~~~~~~
/usr/include/c++/14/istream:854:5: note: template argument deduction/substitution failed:
a.cc:16:11: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
16 | cout >> ans >> endl;
| ^~~
/usr/include/c++/14/istream:896:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _CharT*)'
896 | operator>>(basic_istream<_CharT, _Traits>& __in, _CharT* __s)
| ^~~~~~~~
/usr/include/c++/14/istream:896:5: note: template argument deduction/substitution failed:
a.cc:16:11: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<_CharT, _Traits>'
16 | cout >> ans >> endl;
| ^~~
/usr/include/c++/14/istream:939:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, unsigned char*)'
939 | operator>>(basic_istream<char, _Traits>& __in, unsigned char* __s)
| ^~~~~~~~
/usr/include/c++/14/istream:939:5: note: template argument deduction/substitution failed:
a.cc:16:11: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
16 | cout >> ans >> endl;
| ^~~
/usr/include/c++/14/istream:945:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, signed char*)'
945 | operator>>(basic_istream<char, _Traits>& __in, signed char* __s)
| ^~~~~~~~
/usr/include/c++/14/istream:945:5: note: template argument deduction/substitution failed:
a.cc:16:11: note: 'std::ostream' {aka 'std::basic_ostream<char>'} is not derived from 'std::basic_istream<char, _Traits>'
16 | cout >> ans >> endl;
| ^~~
/usr/include/c++/14/istream:1099:5: note: candidate: 'template<class _Istream, class _Tp> _Istream&& std::operator>>(_Istream&&, _Tp&&)'
1099 | operator>>(_Istream&& __is, _Tp&& __x)
| ^~~~~~~~
/usr/include/c++/14/istream:1099:5: note: template argument deduction/substitution failed:
/usr/include/c++/14/istream: In substitution of 'template<class _Istream, class _Tp> _Istream&& std::operator>>(_Istream&&, _Tp&&) [with _Istream = std::basic_ostream<char>&; _Tp = std::__cxx11::basic_string<char>&]':
a.cc:16:11: required from here
16 | cout >> ans >> endl;
| ^~~
/usr/include/c++/14/istream:1099:5: error: no type named 'type' in 'struct std::enable_if<false, void>'
1099 | operator>>(_Istream&& __is, _Tp&& __x)
| ^~~~~~~~
|
s897831389
|
p04030
|
C++
|
#include<bits/stdc++.h>
using namespace std;
int main(){
string s,ans;
cin>>s;
int i=0;
for(i=0;i<s.size();i++){
if(s[i]=="0"){
ans[i]="0"
}else if(s[i]=="1"){
ans[i]="1"
}else if(s[i]=="B"){
if(ans.size()!=0){
ans[i-1] = " ";
i = i-1;
}
}
}
cout<<ans;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:9:12: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
9 | if(s[i]=="0"){
a.cc:10:14: error: invalid conversion from 'const char*' to '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} [-fpermissive]
10 | ans[i]="0"
| ^~~
| |
| const char*
a.cc:10:17: error: expected ';' before '}' token
10 | ans[i]="0"
| ^
| ;
11 | }else if(s[i]=="1"){
| ~
a.cc:11:18: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
11 | }else if(s[i]=="1"){
a.cc:12:14: error: invalid conversion from 'const char*' to '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} [-fpermissive]
12 | ans[i]="1"
| ^~~
| |
| const char*
a.cc:12:17: error: expected ';' before '}' token
12 | ans[i]="1"
| ^
| ;
13 | }else if(s[i]=="B"){
| ~
a.cc:13:18: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
13 | }else if(s[i]=="B"){
a.cc:15:20: error: invalid conversion from 'const char*' to '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} [-fpermissive]
15 | ans[i-1] = " ";
| ^~~
| |
| const char*
|
s294359151
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main() {
string s, t(0);
cin >> s;
int i;
for(i = 0; i < s.size(); i++){
if(s.at(i) == '0'){
t += '0';
}
else if(s.at(i) == '1'){
t += '1';
}
else if(s.at(i-1) == '0'){
t -= '0';
}
else if(s.at(i-1) == '1'){
t -= '1';
}
}
cout << t << endl;
}
|
a.cc: In function 'int main()':
a.cc:17:9: error: no match for 'operator-=' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
17 | t -= '0';
| ~~^~~~~~
a.cc:20:9: error: no match for 'operator-=' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'char')
20 | t -= '1';
| ~~^~~~~~
|
s924549204
|
p04030
|
C++
|
#include <iostream>
#include <vector>
#include <algorithm>
#include <iomanip>
#include <cmath>
using namespace std;
typedef long long unsigned int ll;
int main() {
string s;
string t;
int a,b,c,d,i,j,k;
cin >> s;
for(i=0;i<s.length();i++){
if(s[i]=='1') t.back()='1';
if(s[i]=='0') t.back()='0';
if(s[i]=='0'&&s.length()>=1) erase(t.back());
}
cout << t <<endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:19:34: error: 'erase' was not declared in this scope
19 | if(s[i]=='0'&&s.length()>=1) erase(t.back());
| ^~~~~
|
s422743193
|
p04030
|
C++
|
#include <iostream>
#include <vector>
#include <algorithm>
#include <iomanip>
#include <cmath>
using namespace std;
typedef long long unsigned int ll;
int main() {
string s;
string t;
int a,b,c,d,i,j,k;
cin >> s;
for(i=0;i<s.length();i++){
if(s[i]=='1') t.back()=='1';
if(s[i]=='0') t.back()=='0';
if(s[i]=='0'&&s.length()>=1) erase(t.back());
}
cout << t <<endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:19:34: error: 'erase' was not declared in this scope
19 | if(s[i]=='0'&&s.length()>=1) erase(t.back());
| ^~~~~
|
s493651298
|
p04030
|
C++
|
#include <iostream>
#include <string>
//#include <algorithm>
using namespace std;
int main() {
//vars;
string str;
//input;
cin >> str;
//process;
for (int i = 0; i < str.size; i++) {
if (str[0] == 'B') {
str.erase(str.begin());
i--;
}
if (str[i] == 'B'&&i > 0) {
str.erase(str.begin() + i - 1, str.begin() + i);
i -= 2;
}
}
//output;
cout << str;
}
|
a.cc: In function 'int main()':
a.cc:14:33: error: invalid use of member function 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size() const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]' (did you forget the '()' ?)
14 | for (int i = 0; i < str.size; i++) {
| ~~~~^~~~
| ()
|
s703216128
|
p04030
|
C
|
#include <stdio.h>
#include <string.h>
int main()
{
char s[11], out[11]={'\0'};
scanf("%s", s);
n = strlen(s);
for(int i=0; i<n; i++){
int m = strlen(out);
if(s[i] == 'B') out[m-1]='\0';
else out[m]=s[i];
}
printf("%s", out);
return 0;
}
|
main.c: In function 'main':
main.c:8:3: error: 'n' undeclared (first use in this function)
8 | n = strlen(s);
| ^
main.c:8:3: note: each undeclared identifier is reported only once for each function it appears in
|
s891668926
|
p04030
|
C++
|
#include<iostream>
#include<algorithm>
#include<string>
#include<vector>
#include<queue>
#include<map>
#include<math.h>
#define rep(i,a,n) for(int (i)=(a);(i)<(n);(i)++)
#define rrep(i,a,n) for(int (i)=(a);(i)>=(n);(i)--)
#define INF 10000000
typedef long long ll;
using namespace std;
double euclid_distance(double a,double b){
return sqrt(a*a+b*b);
}
int gcd(long long int a,long long int b){
long long int r;
if(a < b){
int tmp;
tmp = a;
a = b;
b = tmp;
}
while(r != 0){
r = a % b;
a = b;
b = r;
}
return r;
}
void Integer_factorization(long long int b,long long int n){
long long int a = 2;
long long int count = 0;
long long int ans = 1;
long long int ndash = n;
if(b == 1) cout << n << endl;
else{
while(ndash >= a*a){
if(n % a == 0){
count++;
n/=a;
if(count % b == 0){
ans *= a;
}
}else{a++;count = 0;}
}
cout<< ans << endl;
}
}
void ys(){
cout << "Yes" << endl;
}
void yb(){
cout << "YES" << endl;
}
void ns(){
cout << "No" << endl;
}
void nb(){
cout << "NO" << endl;
}
//A 40s
//B 20min
//C
//D
string ans;
void solve(void){
string s;
cin >> s;
string ans;
ep(i,0,s.size()){
if(i != 0 && s[i] == 'B'){
if(ans.size()!=0)
ans.erase(ans.size()-1);
}else if(s[i] == '0' || s[i] == '1')ans+=s[i];
}
if(ans[ans.size()-1] == 'B')ans.erase(ans.size()-1);
cout << ans;
}
int main(){
cin.tie(0);
ios::sync_with_stdio(false);
solve();
}
|
a.cc: In function 'void solve()':
a.cc:85:8: error: 'i' was not declared in this scope
85 | ep(i,0,s.size()){
| ^
a.cc:85:5: error: 'ep' was not declared in this scope; did you mean 'exp'?
85 | ep(i,0,s.size()){
| ^~
| exp
|
s662264978
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main () {
string s;
cin >> s;
deque<char> data;
for(int i = 0; i < s.size(); i--) {
if(s.at(i) == 'B' && !data.empty())data.pop_back();
else if(s.at(i) == '1' || s.at(i) == '2')data.push_back(s.at(i));
}
while(!data.empty()) {
cout << data.front();
data.pop_front;
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:13:10: error: invalid use of non-static member function 'void std::deque<_Tp, _Alloc>::pop_front() [with _Tp = char; _Alloc = std::allocator<char>]'
13 | data.pop_front;
| ~~~~~^~~~~~~~~
In file included from /usr/include/c++/14/deque:66,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:139,
from a.cc:1:
/usr/include/c++/14/bits/stl_deque.h:1574:7: note: declared here
1574 | pop_front() _GLIBCXX_NOEXCEPT
| ^~~~~~~~~
|
s673232132
|
p04030
|
C
|
#include<stdio.h>
int main(){
char S[11];
scanf("%s",S);
int i;
for(i=1;i<=9;i++){
if(S[i] == 'B'){
S[i] = ¥0;
S[i-1] = ¥0;
};
};
printf(S);
}
|
main.c: In function 'main':
main.c:9:14: error: stray '\302' in program
9 | S[i] = <U+00A5>0;
| ^~~~~~~~
main.c:10:16: error: stray '\302' in program
10 | S[i-1] = <U+00A5>0;
| ^~~~~~~~
|
s138868397
|
p04030
|
C++
|
#include<cstdio>
#include<string>
char s[101],s2[101];
int s1,a;
int main()
{
scanf("%s",s);
s1=strlen(s);
for(int i=0; i<s1; i++)
{
switch(s[i])
{
case'0':s2[a]='0';
a++;
break;
case'1':s2[a]='1';
a++;
break;
case'B':if(a!=0)
a--;
break;
}
}
for(int i=0; i<a; i++)
{
printf("%c",s2[i]);
}
printf("\n");
}
|
a.cc: In function 'int main()':
a.cc:8:12: error: 'strlen' was not declared in this scope
8 | s1=strlen(s);
| ^~~~~~
a.cc:3:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
2 | #include<string>
+++ |+#include <cstring>
3 | char s[101],s2[101];
|
s259593719
|
p04030
|
C++
|
#include<cstdio>
#include<string>
char s[101],s2[101];
int s1,a;
int main()
{
gets(s);
s1=strlen(s);
for(int i=0; i<s1; i++)
{
switch(s[i])
{
case'0':s2[a]='0';
a++;
break;
case'1':s2[a]='1';
a++;
break;
case'B':if(a!=0)
a--;
break;
}
}
for(int i=0; i<a; i++)
{
printf("%c",s2[i]);
}
printf("\n");
}
|
a.cc: In function 'int main()':
a.cc:7:5: error: 'gets' was not declared in this scope; did you mean 'getw'?
7 | gets(s);
| ^~~~
| getw
a.cc:8:12: error: 'strlen' was not declared in this scope
8 | s1=strlen(s);
| ^~~~~~
a.cc:3:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
2 | #include<string>
+++ |+#include <cstring>
3 | char s[101],s2[101];
|
s915953964
|
p04030
|
C++
|
/*#include<cstdio>
#include<string.h>
char str[101],answer[101];
int lens,i,lena=0;
int main()
{
gets(str);
lens=strlen(str),
for(i=0;i<lens;i++)
switch(str[i])
{
case '0':answer[lena]='0';lena++;break;
case '1':answer[lena]='1';lena++;break;
case 'B':if(lena!=0) lena--;break;
}
for(i=0;i<lena;i++)printf("%c",answer[i]);
printf("\n");
}*/
|
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/14/../../../x86_64-linux-gnu/Scrt1.o: in function `_start':
(.text+0x17): undefined reference to `main'
collect2: error: ld returned 1 exit status
|
s065692847
|
p04030
|
C++
|
sefwrwrwwrwr
|
a.cc:1:1: error: 'sefwrwrwwrwr' does not name a type
1 | sefwrwrwwrwr
| ^~~~~~~~~~~~
|
s724324188
|
p04030
|
C++
|
#include<iostream>
#include<string>
using namespace std;
int main(){
int i, len;
string n, result;
cin >> n;
len = n.length();
for(i=0; i < 10; i++){
cout << n[i] << endl;
if((n[i] == '0') or (n[i] == '1') or (n[i] == 'B')){
if((n[i] == '0') or (n[i] == '1')){
result += n[i];
} else {
if(result.length() == 0){
continue;
}else(result = result.substr(0, result.size()-1));
}
}else(continue;)
}
cout << result << endl;
}
|
a.cc: In function 'int main()':
a.cc:20:15: error: expected primary-expression before 'continue'
20 | }else(continue;)
| ^~~~~~~~
a.cc:20:15: error: expected ')' before 'continue'
20 | }else(continue;)
| ~^~~~~~~~
| )
a.cc:20:24: error: expected primary-expression before ')' token
20 | }else(continue;)
| ^
|
s277480835
|
p04030
|
C++
|
#include<iostream>
#include<string>
using namespace std;
int main(){
string s;
int i=0;
while(cin>>s){
if(s[i]=='0')s.push('0');
else if(s[i]=='1')s.push('1');
else s.pop_back();
}
cout<<s<<endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:10:24: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'push'
10 | if(s[i]=='0')s.push('0');
| ^~~~
a.cc:11:29: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'push'
11 | else if(s[i]=='1')s.push('1');
| ^~~~
|
s169011223
|
p04030
|
C++
|
#include<iostream>
#include<bits/stdc++.h>
using namespace std;
int main(){
string s, ans;
int N = s.size();
ans = "";
for(int i = 0, i < N; i++){
if( s.at(i) != 'B'){
ans = ans + s.at(i);
}
else if(ans.size() > 1 && s.at(i) == 'B'){
int a = ans.size();
string X = "";
for(int j=0; j<a-1; j++){
X = X + ans.at(j);
}
ans = X;
}
else{
ans = "";
}
}
cout << ans << endl;
}
|
a.cc: In function 'int main()':
a.cc:10:19: error: expected ';' before '<' token
10 | for(int i = 0, i < N; i++){
| ^~
| ;
a.cc:10:20: error: expected primary-expression before '<' token
10 | for(int i = 0, i < N; i++){
| ^
|
s446895495
|
p04030
|
C++
|
#include<iostream>
#include <bits/stdc++.h>
using namespace std;
int main()
{
string ttt;
cin >> ttt;
string ans = "99999999999";
int a = 0;
for(int i = 0; i < ttt.size(); i++) {
switch(ttt.at(i)) {
case '0':
ans.at(a) = '0';
a++;
break;
case '1';
ans.at(a) = '1';
a++;
break;
case 'B';
ans.at(a) = '9';
if(a > 0)
a--;
break;
}
}
int i = 0;
while(ans.at(i) != 'B') {
cout << ans.at(i);
i++;
}
cout << endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:17:15: error: expected ':' before ';' token
17 | case '1';
| ^
| :
a.cc:21:15: error: expected ':' before ';' token
21 | case 'B';
| ^
| :
|
s008953502
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
#define Abs(x)((x) < 0 ? (x) * -1 : (x))
#define rep(x, y) for ((x) = 0; (x) < (y); (x)++)
#define repin(x, y) for ((x) = 0; (x) <= (y); (x)++)
#define nep(x, y) for ((x) = (y) - 1; 0 <= (x); (x)--)
#define nepi(x, y, z) for ((x) = (y) - 1; (z) <= (x); (x)--)
#define repi(x, y, z) for ((x) = (z); (x) < (y); (x)++)
#define repiin(x, y, z) for ((x) = (z); (x) <= (y); (x)++)
#define reps(x, y, z) for ((x) = 0; (x) < (y); (x) += (z))
#define repis(x, y, z, s) for ((x) = (z); (x) < (y); (x) += (s))
#define repiins(x, y, z, s) for ((x) = (z); (x) <= (y); (x) += (s))
#define repit(x) for (__typeof((x).begin()) it = (x).begin(); it != (x).end(); it++)
#define nepit(x) for (__typeof((x).rbegin()) it = (x).rbegin(); it != (x).rend(); it++)
#define All(x) (x).begin(),(x).end()
#define Mem0(x) memset(x, 0, sizeof(x))
#define Mem1(x) memset(x, -1, sizeof(x))
#define Unique(v) v.resize(unique(All(v)) - v.begin())
#define peq(p0, p1)(p0.first == p1.first && p0.second == p1.second)
#define End '\n'
#define Out(x) cout<<(x)<<End
#define OutP(p, sep, end) cout<<p.first<<sep<<p.second<<end
template<typename T> inline bool Max(T &x, const T &y) { return x < y ? x = y, 1 : 0; }
template<typename T> inline bool Min(T &x, const T &y) { return x > y ? x = y, 1 : 0; }
template<typename T> using V = vector<T>;
template<typename T> using VV = V<V<T> >;
#define pb push_back
#define mp make_pair
#define X first
#define Y second
#define lb std::lower_bound
#define ub std::upper_bound
#define lbi(v, x) lb(All(v), (x))-v.begin()
#define ubi(v, x) ub(All(v), (x))-v.begin()
static const ll MOD = 1e9 + 7;
static const double PI = 3.141592653589793;
#define LOCAL 0
int main()
{
#if LOCAL
freopen("in.txt", "r", stdin);
freopen("out.txt", "w", stdout);
freopen("debug.txt", "w", stderr);
#endif
cin.tie(0);
ios::sync_with_stdio(false);
//std::cout.precision(18);
string s;
cin >> s;
stack<char> st;
string ans = "";
int i, len = s.size();
rep(i, len) {
if (s[i] == '0') s.push('0');
else if (s[i] == '1') s.push('1');
else s.pop();
}
while (!s.empty()) {
ans += s.top();
s.pop();
}
std::reverse(All(ans));
Out(ans);
return 0;
}
|
a.cc: In function 'int main()':
a.cc:77:36: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'push'
77 | if (s[i] == '0') s.push('0');
| ^~~~
a.cc:78:41: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'push'
78 | else if (s[i] == '1') s.push('1');
| ^~~~
a.cc:79:24: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'pop'
79 | else s.pop();
| ^~~
a.cc:83:26: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'top'
83 | ans += s.top();
| ^~~
a.cc:85:19: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'pop'
85 | s.pop();
| ^~~
|
s511398368
|
p04030
|
C++
|
#include<stdio.h>
int main(){
char s[100],k = 'B';
scanf("%s",&s);
for(int i = 1;i < strlen(s);i++){
if(s[i] == k){
int j = i - 1;
while(s[j] == k && j > 0){
j--;
}
s[j] = k;
}
}
for(int i = 0;i < strlen(s);i++){
if(s[i] != k){
printf("%c",s[i]);
}
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:6:21: error: 'strlen' was not declared in this scope
6 | for(int i = 1;i < strlen(s);i++){
| ^~~~~~
a.cc:2:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
1 | #include<stdio.h>
+++ |+#include <cstring>
2 |
a.cc:15:21: error: 'strlen' was not declared in this scope
15 | for(int i = 0;i < strlen(s);i++){
| ^~~~~~
a.cc:15:21: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
|
s621002351
|
p04030
|
C++
|
#include "bits/stdc++.h"
using namespace std;
#define Would
#define you
const long long INF = 99999999999999999;
const long long MOD = 1e9 + 7;
const double pi = 3.1415926535897932384626;
const int SIZE = 1 << 17;
int main() {
string h;
cin >> h;
vector<char>ans;
for (int i = 0; i < h.length(); ++i) {
if (h[i] == '0') { ans.push_back("0"); }
else if (h[i] == '1') { ans.push_back("1"); }
else if (v.size() != 0) { ans.pop_back(); }
}
for (int i = 0; i < v.size(); ++i) { cout << v[i]; }
cout << endl;
}
|
a.cc: In function 'int main()':
a.cc:15:49: error: no matching function for call to 'push_back(const char [2])'
15 | if (h[i] == '0') { ans.push_back("0"); }
| ~~~~~~~~~~~~~^~~~~
In file included from /usr/include/c++/14/vector:66,
from /usr/include/c++/14/functional:64,
from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:53,
from a.cc:1:
/usr/include/c++/14/bits/stl_vector.h:1283:7: note: candidate: 'void std::vector<_Tp, _Alloc>::push_back(const value_type&) [with _Tp = char; _Alloc = std::allocator<char>; value_type = char]' (near match)
1283 | push_back(const value_type& __x)
| ^~~~~~~~~
/usr/include/c++/14/bits/stl_vector.h:1283:7: note: conversion of argument 1 would be ill-formed:
a.cc:15:50: error: invalid conversion from 'const char*' to 'std::vector<char>::value_type' {aka 'char'} [-fpermissive]
15 | if (h[i] == '0') { ans.push_back("0"); }
| ^~~
| |
| const char*
/usr/include/c++/14/bits/stl_vector.h:1300:7: note: candidate: 'void std::vector<_Tp, _Alloc>::push_back(value_type&&) [with _Tp = char; _Alloc = std::allocator<char>; value_type = char]' (near match)
1300 | push_back(value_type&& __x)
| ^~~~~~~~~
/usr/include/c++/14/bits/stl_vector.h:1300:7: note: conversion of argument 1 would be ill-formed:
a.cc:15:50: error: invalid conversion from 'const char*' to 'std::vector<char>::value_type' {aka 'char'} [-fpermissive]
15 | if (h[i] == '0') { ans.push_back("0"); }
| ^~~
| |
| const char*
a.cc:16:54: error: no matching function for call to 'push_back(const char [2])'
16 | else if (h[i] == '1') { ans.push_back("1"); }
| ~~~~~~~~~~~~~^~~~~
/usr/include/c++/14/bits/stl_vector.h:1283:7: note: candidate: 'void std::vector<_Tp, _Alloc>::push_back(const value_type&) [with _Tp = char; _Alloc = std::allocator<char>; value_type = char]' (near match)
1283 | push_back(const value_type& __x)
| ^~~~~~~~~
/usr/include/c++/14/bits/stl_vector.h:1283:7: note: conversion of argument 1 would be ill-formed:
a.cc:16:55: error: invalid conversion from 'const char*' to 'std::vector<char>::value_type' {aka 'char'} [-fpermissive]
16 | else if (h[i] == '1') { ans.push_back("1"); }
| ^~~
| |
| const char*
/usr/include/c++/14/bits/stl_vector.h:1300:7: note: candidate: 'void std::vector<_Tp, _Alloc>::push_back(value_type&&) [with _Tp = char; _Alloc = std::allocator<char>; value_type = char]' (near match)
1300 | push_back(value_type&& __x)
| ^~~~~~~~~
/usr/include/c++/14/bits/stl_vector.h:1300:7: note: conversion of argument 1 would be ill-formed:
a.cc:16:55: error: invalid conversion from 'const char*' to 'std::vector<char>::value_type' {aka 'char'} [-fpermissive]
16 | else if (h[i] == '1') { ans.push_back("1"); }
| ^~~
| |
| const char*
a.cc:17:26: error: 'v' was not declared in this scope
17 | else if (v.size() != 0) { ans.pop_back(); }
| ^
a.cc:19:29: error: 'v' was not declared in this scope
19 | for (int i = 0; i < v.size(); ++i) { cout << v[i]; }
| ^
|
s319458730
|
p04030
|
C++
|
using namespace std;
int main(void){
string str;
cin >> str;
string ans="";
for(int i=0; i<str.size(); i++){
if(str[i]=='0') ans+='0';
if(str[i]=='1') ans+='1';
if(str[i]=='B'){
if(!str.empty()) ans.pop_back();
}
}
cout << ans << endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:4:5: error: 'string' was not declared in this scope
4 | string str;
| ^~~~~~
a.cc:1:1: note: 'std::string' is defined in header '<string>'; this is probably fixable by adding '#include <string>'
+++ |+#include <string>
1 | using namespace std;
a.cc:5:5: error: 'cin' was not declared in this scope
5 | cin >> str;
| ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
+++ |+#include <iostream>
1 | using namespace std;
a.cc:5:12: error: 'str' was not declared in this scope; did you mean 'std'?
5 | cin >> str;
| ^~~
| std
a.cc:7:11: error: expected ';' before 'ans'
7 | string ans="";
| ^~~~
| ;
a.cc:10:25: error: 'ans' was not declared in this scope
10 | if(str[i]=='0') ans+='0';
| ^~~
a.cc:11:25: error: 'ans' was not declared in this scope
11 | if(str[i]=='1') ans+='1';
| ^~~
a.cc:13:30: error: 'ans' was not declared in this scope
13 | if(!str.empty()) ans.pop_back();
| ^~~
a.cc:17:5: error: 'cout' was not declared in this scope
17 | cout << ans << endl;
| ^~~~
a.cc:17:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:17:13: error: 'ans' was not declared in this scope
17 | cout << ans << endl;
| ^~~
a.cc:17:20: error: 'endl' was not declared in this scope
17 | cout << ans << endl;
| ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
+++ |+#include <ostream>
1 | using namespace std;
|
s382355822
|
p04030
|
C
|
#include<stdio.h>
int main(){
int len = 0, i = 0;
char s[11], t[11];
scanf("%s", s);
while(s[len]){
if(s[len] == '0'){
t[i++] = 0;
} else if(s[len] == '1'){
t[i++] = 1;
} else if(s[len] == 'B'){
if(i != 0){
t[--i] = '\0';
}
}
len++;
}
for (j = i; j >= 0; j--){
printf("%c", t[i]);
}
printf("\n");
return 0;
}
|
main.c: In function 'main':
main.c:21:8: error: 'j' undeclared (first use in this function)
21 | for (j = i; j >= 0; j--){
| ^
main.c:21:8: note: each undeclared identifier is reported only once for each function it appears in
|
s752331080
|
p04030
|
C++
|
#include <iostream>
using namespace std;
int main()
{
char s[11];
cin >> s;
char ans[11];
int flag=0;
int i = strlen(s);
for (int j=0; j<i; j++){
if(s[j]=='0'){
ans[flag]='0';
flag++;
}else if(s[j]=='1'){
ans[flag]='1';
flag++;
}else if(flag!=0){
flag--;
ans[flag]='\0';
}
}
cout << ans << '\n';
return 0;
}
|
a.cc: In function 'int main()':
a.cc:10:13: error: 'strlen' was not declared in this scope
10 | int i = strlen(s);
| ^~~~~~
a.cc:2:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
1 | #include <iostream>
+++ |+#include <cstring>
2 | using namespace std;
|
s207005004
|
p04030
|
C
|
#include<stdio.h>
int main(void){
int i=0,j=0;
char s[11];
char t[11];
scanf("%s",&s);
while(s[i]!='\0'){
if(s[i]!='B'){
t[j]=s[i];
j++;
}else{
if(j<1){
j=j-j;
}else{
j=j-1;
}
}
t[j]='\0';
printf("%s\n",t);
return 0;
}
|
main.c: In function 'main':
main.c:21:3: error: expected declaration or statement at end of input
21 | }
| ^
|
s959158133
|
p04030
|
C++
|
#include<stdio.h>
#include<cstdio>
#include<cstring>
#include<cmath>
#include<queue>
#include<algorithm>
#include<iostream>
using namespace std;
int main()
{
char ch[10000];
cin>>ch;
int len = strlen(ch);
int l = 100;
int r = 101;
int ans[1000];
for(int i= 0;i<len;i++)
{
if(ch[i]=='0')
{
ans[l] = 0;
l--;
}
else if(ch[i] == '1')
{
ans[r] = 1;
r++;
}
else if(ch[i]=='B')
{
if(r==l+1)
continue;
r--;
}
}
for(int i = l +1;i<r;i++)
cout<<ans[i];
return 0;
|
a.cc: In function 'int main()':
a.cc:39:14: error: expected '}' at end of input
39 | return 0;
| ^
a.cc:10:1: note: to match this '{'
10 | {
| ^
|
s886369461
|
p04030
|
C++
|
#include <cstdio>
#include <iostream>
#include <cstring>
using namespace std;
int main() {
char a[100];
gets(a);
int n = strlen(a);
char b[100];
int j = 0;
for(int i = 0; i < n; i++) {
if(a[i] == '0')
b[j++] = '0';
if(a[i] == '1')
b[j++] = '1';
if(a[i] == 'B') {
if(j == 0)
continue;
else
j--;
}
}
if(j == 0)
printf("\n");
else {
for(int i = 0; i <= j; i++)
printf("%c", b[i]);
printf("\n");
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:7:5: error: 'gets' was not declared in this scope; did you mean 'getw'?
7 | gets(a);
| ^~~~
| getw
|
s496708347
|
p04030
|
C
|
#include <cstdio>
#include <cstring>
int main(){
char s[105];
char ch[105];
int cnt=0;
scanf("%s",s);
for(int i=0;i<strlen(s);i++){
if(s[i]=='B'&&i>0){
s[i-1]='B';
}
}
for(int i=0;i<=strlen(s);i++){
if(s[i]=='B')cnt++;
else ch[i-cnt]=s[i];
}
printf("%s\n",ch);
}
|
main.c:1:10: fatal error: cstdio: No such file or directory
1 | #include <cstdio>
| ^~~~~~~~
compilation terminated.
|
s558798210
|
p04030
|
C
|
#include <cstdio>
#include <cstring>
int main(){
char s[15];
for(int i=0;i<15;i++){
scanf("%c",&s[i]);
if(s[i]=='B'&&i>0){i-=2;continue;}
if(s[i]=='\n')break;
}
for(int i=0;i<strlen(s);i++){
printf("%c",s[i]);
}
return 0;
}
|
main.c:1:10: fatal error: cstdio: No such file or directory
1 | #include <cstdio>
| ^~~~~~~~
compilation terminated.
|
s084854434
|
p04030
|
C++
|
#include<stdio.h>
#include<string.h>
#define N 11
char str[N];
char end[N];
int main()
{
int i,len;
gets(str);
len = strlen(str);
for(i=0 ; i<len ; i++)
{
if(str[i]=='0') end[i]='0';
if(str[i]=='B') end[i]='\b';
if(str[i]=='1') end[i]='1';
}
printf("%s\n",end);
return 0;
}
|
a.cc: In function 'int main()':
a.cc:9:9: error: 'gets' was not declared in this scope; did you mean 'getw'?
9 | gets(str);
| ^~~~
| getw
|
s417867778
|
p04030
|
C++
|
#include<stdio.h>
#include<string.h>
#define N 99
char str[N];
char end[N];
int main()
{
int i,len;
gets(str);
len = strlen(str);
for(i=0 ; i<len ; i++)
{
if(str[i]=='0') end[i]='0';
if(str[i]=='B') end[i]='\b';
if(str[i]=='1') end[i]='1';
}
printf("%s\n",end);
return 0;
}
|
a.cc: In function 'int main()':
a.cc:9:9: error: 'gets' was not declared in this scope; did you mean 'getw'?
9 | gets(str);
| ^~~~
| getw
|
s624339267
|
p04030
|
C
|
#include <stdio.h>
#include <string.h>
int main() {
char s[11] = { 0 };
char t[11] = { 0 };
int p = 0;
scanf("%s", s);
for (int i = 0; i < strlen(s); i++) {
if (s[i] == 'B') {
if (p != 0) {
p--;
}
} else {
t[p++] = s[i];
}
}
t[p] = '\0';
printf("%s\n", t);
return 0;
|
main.c: In function 'main':
main.c:22:5: error: expected declaration or statement at end of input
22 | return 0;
| ^~~~~~
|
s148039734
|
p04030
|
C++
|
#include<bits/stdc++.h>
int main()
{
char str[101],ans[101];
gets(str);
int i,lena=0;
for(i=0;i<strlen(str);i++)
switch(str[i])
{
case '0':
ans[lena]='0';
lena++;
break;
case '1':
ans[lena]='1';
lena++;
break;
case 'B':
if(lena!=0) lena--;
break;
}
for(i=0;i<lena;i++)
printf("%c",ans[i]);
printf("\n");
return 0;
}
|
a.cc: In function 'int main()':
a.cc:5:5: error: 'gets' was not declared in this scope; did you mean 'getw'?
5 | gets(str);
| ^~~~
| getw
|
s714258773
|
p04030
|
C++
|
#include <iostream>
#include <vector>
using namespace std;
int main(){
int j=0;
string s;
vector<char> str2;
cin >> s;
for(int i=0;i<s;i++){
if(s.at(i)=='0'){
str2.at(j)='0';
j++;
}
else if(s.at(i)=='1'){
str2.at(j)='1';
j++;
}
else if(s.at(i)=='B'){
if(i==0)continue;
else j--;
}
}
for(int i=0;i<j;i++)cout << str2.at(j);
return 0;
}
|
a.cc: In function 'int main()':
a.cc:10:18: error: no match for 'operator<' (operand types are 'int' and 'std::string' {aka 'std::__cxx11::basic_string<char>'})
10 | for(int i=0;i<s;i++){
| ~^~
| | |
| | std::string {aka std::__cxx11::basic_string<char>}
| int
In file included from /usr/include/c++/14/string:48,
from /usr/include/c++/14/bits/locale_classes.h:40,
from /usr/include/c++/14/bits/ios_base.h:41,
from /usr/include/c++/14/ios:44,
from /usr/include/c++/14/ostream:40,
from /usr/include/c++/14/iostream:41,
from a.cc:1:
/usr/include/c++/14/bits/stl_iterator.h:448:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator<(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
448 | operator<(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:448:5: note: template argument deduction/substitution failed:
a.cc:10:19: note: mismatched types 'const std::reverse_iterator<_Iterator>' and 'int'
10 | for(int i=0;i<s;i++){
| ^
/usr/include/c++/14/bits/stl_iterator.h:493:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator<(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
493 | operator<(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:493:5: note: template argument deduction/substitution failed:
a.cc:10:19: note: mismatched types 'const std::reverse_iterator<_Iterator>' and 'int'
10 | for(int i=0;i<s;i++){
| ^
/usr/include/c++/14/bits/stl_iterator.h:1694:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator<(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1694 | operator<(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1694:5: note: template argument deduction/substitution failed:
a.cc:10:19: note: mismatched types 'const std::move_iterator<_IteratorL>' and 'int'
10 | for(int i=0;i<s;i++){
| ^
/usr/include/c++/14/bits/stl_iterator.h:1760:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator<(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1760 | operator<(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1760:5: note: template argument deduction/substitution failed:
a.cc:10:19: note: mismatched types 'const std::move_iterator<_IteratorL>' and 'int'
10 | for(int i=0;i<s;i++){
| ^
In file included from /usr/include/c++/14/bits/stl_algobase.h:64,
from /usr/include/c++/14/string:51:
/usr/include/c++/14/bits/stl_pair.h:1045:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator<(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1045 | operator<(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1045:5: note: template argument deduction/substitution failed:
a.cc:10:19: note: mismatched types 'const std::pair<_T1, _T2>' and 'int'
10 | for(int i=0;i<s;i++){
| ^
In file included from /usr/include/c++/14/bits/basic_string.h:47,
from /usr/include/c++/14/string:54:
/usr/include/c++/14/string_view:673:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator<(basic_string_view<_CharT, _Traits>, basic_string_view<_CharT, _Traits>)'
673 | operator< (basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:673:5: note: template argument deduction/substitution failed:
a.cc:10:19: note: mismatched types 'std::basic_string_view<_CharT, _Traits>' and 'int'
10 | for(int i=0;i<s;i++){
| ^
/usr/include/c++/14/string_view:680:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator<(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
680 | operator< (basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:680:5: note: template argument deduction/substitution failed:
a.cc:10:19: note: mismatched types 'std::basic_string_view<_CharT, _Traits>' and 'int'
10 | for(int i=0;i<s;i++){
| ^
/usr/include/c++/14/string_view:688:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator<(__type_identity_t<basic_string_view<_CharT, _Traits> >, basic_string_view<_CharT, _Traits>)'
688 | operator< (__type_identity_t<basic_string_view<_CharT, _Traits>> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:688:5: note: template argument deduction/substitution failed:
a.cc:10:19: note: 'std::__cxx11::basic_string<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
10 | for(int i=0;i<s;i++){
| ^
/usr/include/c++/14/bits/basic_string.h:3874:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator<(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3874 | operator<(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3874:5: note: template argument deduction/substitution failed:
a.cc:10:19: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
10 | for(int i=0;i<s;i++){
| ^
/usr/include/c++/14/bits/basic_string.h:3888:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator<(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)'
3888 | operator<(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3888:5: note: template argument deduction/substitution failed:
a.cc:10:19: note: mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
10 | for(int i=0;i<s;i++){
| ^
/usr/include/c++/14/bits/basic_string.h:3901:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator<(const _CharT*, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3901 | operator<(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3901:5: note: template argument deduction/substitution failed:
a.cc:10:19: note: mismatched types 'const _CharT*' and 'int'
10 | for(int i=0;i<s;i++){
| ^
In file included from /usr/include/c++/14/bits/memory_resource.h:47,
from /usr/include/c++/14/string:68:
/usr/include/c++/14/tuple:2600:5: note: candidate: 'template<class ... _TElements, class ... _UElements> constexpr bool std::operator<(const tuple<_UTypes ...>&, const tuple<_Elements ...>&)'
2600 | operator<(const tuple<_TElements...>& __t,
| ^~~~~~~~
/usr/include/c++/14/tuple:2600:5: note: template argument deduction/substitution failed:
a.cc:10:19: note: mismatched types 'const std::tuple<_UTypes ...>' and 'int'
10 | for(int i=0;i<s;i++){
| ^
In file included from /usr/include/c++/14/vector:66,
from a.cc:2:
/usr/include/c++/14/bits/stl_vector.h:2089:5: note: candidate: 'template<class _Tp, class _Alloc> bool std::operator<(const vector<_Tp, _Alloc>&, const vector<_Tp, _Alloc>&)'
2089 | operator<(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_vector.h:2089:5: note: template argument deduction/substitution failed:
a.cc:10:19: note: mismatched types 'const std::vector<_Tp, _Alloc>' and 'int'
10 | for(int i=0;i<s;i++){
| ^
In file included from /usr/include/c++/14/bits/ios_base.h:46:
/usr/include/c++/14/system_error:324:3: note: candidate: 'bool std::operator<(const error_code&, const error_code&)'
324 | operator<(const error_code& __lhs, const error_code& __rhs) noexcept
| ^~~~~~~~
/usr/include/c++/14/system_error:324:31: note: no known conversion for argument 1 from 'int' to 'const std::error_code&'
324 | operator<(const error_code& __lhs, const error_code& __rhs) noexcept
| ~~~~~~~~~~~~~~~~~~^~~~~
/usr/include/c++/14/system_error:507:3: note: candidate: 'bool std::operator<(const error_condition&, const error_condition&)'
507 | operator<(const error_condition& __lhs,
| ^~~~~~~~
/usr/include/c++/14/system_error:507:36: note: no known conversion for argument 1 from 'int' to 'const std::error_condition&'
507 | operator<(const error_condition& __lhs,
| ~~~~~~~~~~~~~~~~~~~~~~~^~~~~
|
s680651565
|
p04030
|
C++
|
#include <bits/stdc++.h>
char str[101],answer[101];
int main()
{
gets(str);
int lens=strlen(str),i,lena=0;
for(i=0;i<lens;i++)
switch(str[i])
{
case '0':answer[lena]='0';lena++;break;
case '1':answer[lena]='1';lena++;break;
case 'B':if(lena!=0) lena--;break;
for(i=0;i<lena;i++)
printf("%c",answer[i]);
printf("\n");
}
|
a.cc: In function 'int main()':
a.cc:6:5: error: 'gets' was not declared in this scope; did you mean 'getw'?
6 | gets(str);
| ^~~~
| getw
a.cc:17:2: error: expected '}' at end of input
17 | }
| ^
a.cc:4:1: note: to match this '{'
4 | {
| ^
|
s186352921
|
p04030
|
Java
|
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.Stack;
public class AtCoderAbc043A {
public static void main(String[] args)throws Exception {
BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
String word = input.readLine();
Stack<Character> characters = new Stack<>();
for (int i = 0; i < word.length(); i++) {
if (word.charAt(i) == 'B' && !characters.isEmpty()){
characters.pop();
}else if (word.charAt(i) == '1' || word.charAt(i) == '0'){
characters.push(word.charAt(i));
}
}
StringBuilder out = new StringBuilder();
for (int i = 0; i < characters.size(); i++) {
out.append(characters.get(i));
}
System.out.println(out);
}
}
|
Main.java:5: error: class AtCoderAbc043A is public, should be declared in a file named AtCoderAbc043A.java
public class AtCoderAbc043A {
^
1 error
|
s264510540
|
p04030
|
C
|
#include<cstdio>
#include<cstring>
char stop,ans[12],c[12];
int len,str;
int main()
{int s;
scanf("%s",c);
len=strlen(c);
for(int i=1;i<=len;i++)
{
stop=c[i];
if(stop=='B')
{if(str>0)
{
str--;
ans[str]='\0';
}}
else{ans[str]=stop;
str++;
}
}
printf("%s",ans);
}
|
main.c:1:9: fatal error: cstdio: No such file or directory
1 | #include<cstdio>
| ^~~~~~~~
compilation terminated.
|
s941825609
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main() {
string s;
cin >> s;
if (s.at(0) != 'B') {
cout << s.at(0);
}
for (int i = 1; i < n - 1; i ++) {
if (s.at(i + 1) != 'B' || s.at(i) != 'B') {
cout << s.at(i);
}
}
if (s.at(s.size() - 1) != 'B') {
cout << s.at(s.size() - 1);
}
cout << endl;
}
|
a.cc: In function 'int main()':
a.cc:11:23: error: 'n' was not declared in this scope
11 | for (int i = 1; i < n - 1; i ++) {
| ^
|
s135133963
|
p04030
|
C++
|
#include <iostream>
#include<cstring>
using namespace std;
int main()
{
char str[101], answer[101];
gets(str);
int lens = strlen(str), i, lena = 0;
for (i = 0; i < lens; i++)
switch (str[i])
{
case '0':answer[lena] = '0'; lena++; break;
case '1':answer[lena] = '1'; lena++; break;
case 'B':if (lena != 0) lena--; break;
}
for (i = 0; i < lena; i++)
printf("%c", answer[i]);
printf("\n");
}
|
a.cc: In function 'int main()':
a.cc:7:9: error: 'gets' was not declared in this scope; did you mean 'getw'?
7 | gets(str);
| ^~~~
| getw
|
s019252564
|
p04030
|
C++
|
#include <iostream>
using namespace std;
int main()
{
char str[101], answer[101];
gets(str);
int lens = strlen(str), i, lena = 0;
for (i = 0; i < lens; i++)
switch (str[i])
{
case '0':answer[lena] = '0'; lena++; break;
case '1':answer[lena] = '1'; lena++; break;
case 'B':if (lena != 0) lena--; break;
}
for (i = 0; i < lena; i++)
printf("%c", answer[i]);
printf("\n");
}
|
a.cc: In function 'int main()':
a.cc:6:9: error: 'gets' was not declared in this scope; did you mean 'getw'?
6 | gets(str);
| ^~~~
| getw
a.cc:7:20: error: 'strlen' was not declared in this scope
7 | int lens = strlen(str), i, lena = 0;
| ^~~~~~
a.cc:2:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
1 | #include <iostream>
+++ |+#include <cstring>
2 | using namespace std;
a.cc:8:14: error: 'i' was not declared in this scope
8 | for (i = 0; i < lens; i++)
| ^
a.cc:11:33: error: 'lena' was not declared in this scope; did you mean 'lens'?
11 | case '0':answer[lena] = '0'; lena++; break;
| ^~~~
| lens
a.cc:15:14: error: 'i' was not declared in this scope
15 | for (i = 0; i < lena; i++)
| ^
a.cc:15:25: error: 'lena' was not declared in this scope; did you mean 'lens'?
15 | for (i = 0; i < lena; i++)
| ^~~~
| lens
|
s286941273
|
p04030
|
C++
|
#include<bits/c++std.h>
using namespace std;
#define rep(i,n) for(int i=0;i<(n);i++)
map<string, int> mp;
int main() {
string s;
cin >> s;
vector<char> ans;
for (int i = 0; i < s.size();i++) {
if (s[i] == '0') {
ans.push_back('0');
}
if (s[i] == '1') {
ans.push_back('1');
}
if (ans.size() >= 1 && s[i] == 'B') {
ans.pop_back();
}
for (int i = 0; i < ans.size();i++) {
cout << ans[i];
}
}
cout << endl;
}
|
a.cc:1:9: fatal error: bits/c++std.h: No such file or directory
1 | #include<bits/c++std.h>
| ^~~~~~~~~~~~~~~
compilation terminated.
|
s219224315
|
p04030
|
C++
|
#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <cmath>
#include <cstdlib>
#include <thread>
#include <chrono>
#include <queue>
using namespace std;
int main(void){
string s;
queue<char> q;
cin >> s;
for(int i=0;i<s.length();i++){
if(s.at(i)=='0'){
q.push('0');
}else if(s.at(i)=='1'){
q.push('1');
}else{
if(!(i==0)){
q.push(' ');
}
}
}
for(int i=q.size();i>=0;i--){
cout << q[i];
q.pop();
}
cout << endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:29:26: error: no match for 'operator[]' (operand types are 'std::queue<char>' and 'int')
29 | cout << q[i];
| ^
|
s279057601
|
p04030
|
C++
|
#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <cmath>
#include <cstdlib>
#include <thread>
#include <chrono>
#include <queue>
using namespace std;
int main(void){
string s;
queue<char> q;
cin >> s;
for(int i=0;i<s.length();i++){
if(s.at(i)=='0'){
q.push('0');
}else if(s.at(i)=='1'){
q.push('1');
}else{
if(!(i==0)){
q.push(' ');
}
}
}
for(int i=q.size();i>=0;i--){
cout << q[i];
q.pop;
}
cout << endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:29:26: error: no match for 'operator[]' (operand types are 'std::queue<char>' and 'int')
29 | cout << q[i];
| ^
a.cc:30:19: error: invalid use of non-static member function 'void std::queue<_Tp, _Sequence>::pop() [with _Tp = char; _Sequence = std::deque<char, std::allocator<char> >]'
30 | q.pop;
| ~~^~~
In file included from /usr/include/c++/14/queue:66,
from a.cc:9:
/usr/include/c++/14/bits/stl_queue.h:316:7: note: declared here
316 | pop()
| ^~~
|
s697273022
|
p04030
|
C++
|
#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <cmath>
#include <cstdlib>
#include <thread>
#include <chrono>
#include <queue>
using namespace std;
int main(void){
string s;
queue<char> q;
cin >> s;
for(int i=0;i<s.length();i++){
if(s.at(i)=='0'){
q.push('0');
}else if(s.at(i)=='1'){
q.push('1');
}else{
if(!(i==0)){
q.push(' ');
}
}
}
for(int i=0;i<q.size();i++){
cout << q;
cout << endl;
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:29:22: error: no match for 'operator<<' (operand types are 'std::ostream' {aka 'std::basic_ostream<char>'} and 'std::queue<char>')
29 | cout << q;
| ~~~~ ^~ ~
| | |
| | std::queue<char>
| std::ostream {aka std::basic_ostream<char>}
In file included from /usr/include/c++/14/iostream:41,
from a.cc:1:
/usr/include/c++/14/ostream:116:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(__ostream_type& (*)(__ostream_type&)) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
116 | operator<<(__ostream_type& (*__pf)(__ostream_type&))
| ^~~~~~~~
/usr/include/c++/14/ostream:116:36: note: no known conversion for argument 1 from 'std::queue<char>' to 'std::basic_ostream<char>::__ostream_type& (*)(std::basic_ostream<char>::__ostream_type&)' {aka 'std::basic_ostream<char>& (*)(std::basic_ostream<char>&)'}
116 | operator<<(__ostream_type& (*__pf)(__ostream_type&))
| ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/ostream:125:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(__ios_type& (*)(__ios_type&)) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>; __ios_type = std::basic_ios<char>]'
125 | operator<<(__ios_type& (*__pf)(__ios_type&))
| ^~~~~~~~
/usr/include/c++/14/ostream:125:32: note: no known conversion for argument 1 from 'std::queue<char>' to 'std::basic_ostream<char>::__ios_type& (*)(std::basic_ostream<char>::__ios_type&)' {aka 'std::basic_ios<char>& (*)(std::basic_ios<char>&)'}
125 | operator<<(__ios_type& (*__pf)(__ios_type&))
| ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/usr/include/c++/14/ostream:135:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(std::ios_base& (*)(std::ios_base&)) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
135 | operator<<(ios_base& (*__pf) (ios_base&))
| ^~~~~~~~
/usr/include/c++/14/ostream:135:30: note: no known conversion for argument 1 from 'std::queue<char>' to 'std::ios_base& (*)(std::ios_base&)'
135 | operator<<(ios_base& (*__pf) (ios_base&))
| ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
/usr/include/c++/14/ostream:174:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long int) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
174 | operator<<(long __n)
| ^~~~~~~~
/usr/include/c++/14/ostream:174:23: note: no known conversion for argument 1 from 'std::queue<char>' to 'long int'
174 | operator<<(long __n)
| ~~~~~^~~
/usr/include/c++/14/ostream:178:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long unsigned int) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
178 | operator<<(unsigned long __n)
| ^~~~~~~~
/usr/include/c++/14/ostream:178:32: note: no known conversion for argument 1 from 'std::queue<char>' to 'long unsigned int'
178 | operator<<(unsigned long __n)
| ~~~~~~~~~~~~~~^~~
/usr/include/c++/14/ostream:182:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(bool) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
182 | operator<<(bool __n)
| ^~~~~~~~
/usr/include/c++/14/ostream:182:23: note: no known conversion for argument 1 from 'std::queue<char>' to 'bool'
182 | operator<<(bool __n)
| ~~~~~^~~
In file included from /usr/include/c++/14/ostream:1022:
/usr/include/c++/14/bits/ostream.tcc:96:5: note: candidate: 'std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(short int) [with _CharT = char; _Traits = std::char_traits<char>]'
96 | basic_ostream<_CharT, _Traits>::
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/ostream.tcc:97:22: note: no known conversion for argument 1 from 'std::queue<char>' to 'short int'
97 | operator<<(short __n)
| ~~~~~~^~~
/usr/include/c++/14/ostream:189:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(short unsigned int) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
189 | operator<<(unsigned short __n)
| ^~~~~~~~
/usr/include/c++/14/ostream:189:33: note: no known conversion for argument 1 from 'std::queue<char>' to 'short unsigned int'
189 | operator<<(unsigned short __n)
| ~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/bits/ostream.tcc:110:5: note: candidate: 'std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(int) [with _CharT = char; _Traits = std::char_traits<char>]'
110 | basic_ostream<_CharT, _Traits>::
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/ostream.tcc:111:20: note: no known conversion for argument 1 from 'std::queue<char>' to 'int'
111 | operator<<(int __n)
| ~~~~^~~
/usr/include/c++/14/ostream:200:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(unsigned int) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
200 | operator<<(unsigned int __n)
| ^~~~~~~~
/usr/include/c++/14/ostream:200:31: note: no known conversion for argument 1 from 'std::queue<char>' to 'unsigned int'
200 | operator<<(unsigned int __n)
| ~~~~~~~~~~~~~^~~
/usr/include/c++/14/ostream:211:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long long int) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
211 | operator<<(long long __n)
| ^~~~~~~~
/usr/include/c++/14/ostream:211:28: note: no known conversion for argument 1 from 'std::queue<char>' to 'long long int'
211 | operator<<(long long __n)
| ~~~~~~~~~~^~~
/usr/include/c++/14/ostream:215:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long long unsigned int) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
215 | operator<<(unsigned long long __n)
| ^~~~~~~~
/usr/include/c++/14/ostream:215:37: note: no known conversion for argument 1 from 'std::queue<char>' to 'long long unsigned int'
215 | operator<<(unsigned long long __n)
| ~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/ostream:231:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(double) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
231 | operator<<(double __f)
| ^~~~~~~~
/usr/include/c++/14/ostream:231:25: note: no known conversion for argument 1 from 'std::queue<char>' to 'double'
231 | operator<<(double __f)
| ~~~~~~~^~~
/usr/include/c++/14/ostream:235:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(float) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
235 | operator<<(float __f)
| ^~~~~~~~
/usr/include/c++/14/ostream:235:24: note: no known conversion for argument 1 from 'std::queue<char>' to 'float'
235 | operator<<(float __f)
| ~~~~~~^~~
/usr/include/c++/14/ostream:243:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long double) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
243 | operator<<(long double __f)
| ^~~~~~~~
/usr/include/c++/14/ostream:243:30: note: no known conversion for argument 1 from 'std::queue<char>' to 'long double'
243 | operator<<(long double __f)
| ~~~~~~~~~~~~^~~
/usr/include/c++/14/ostream:301:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(const void*) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
301 | operator<<(const void* __p)
| ^~~~~~~~
/usr/include/c++/14/ostream:301:30: note: no known conversion for argument 1 from 'std::queue<char>' to 'const void*'
301 | operator<<(const void* __p)
| ~~~~~~~~~~~~^~~
/usr/include/c++/14/ostream:306:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(std::nullptr_t) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>; std::nullptr_t = std::nullptr_t]'
306 | operator<<(nullptr_t)
| ^~~~~~~~
/usr/include/c++/14/ostream:306:18: note: no known conversion for argument 1 from 'std::queue<char>' to 'std::nullptr_t'
306 | operator<<(nullptr_t)
| ^~~~~~~~~
/usr/include/c++/14/bits/ostream.tcc:124:5: note: candidate: 'std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(__streambuf_type*) [with _CharT
|
s264147343
|
p04030
|
C++
|
#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <cmath>
#include <cstdlib>
#include <thread>
#include <chrono>
#include <queue>
using namespace std;
int main(void){
string s;
queue<char> q;
cin >> s;
for(int i=0;i<s.length();i++){
if(s.at(i)=='0'){
q.push('0');
}else if(s.at(i)=='1'){
q.push('1');
}else{
if(!(i==0)){
q.push(' ');
}
}
}
for(int i=0;i<q.length();i++){
cout << q;
cout << endl;
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:28:25: error: 'class std::queue<char>' has no member named 'length'
28 | for(int i=0;i<q.length();i++){
| ^~~~~~
a.cc:29:22: error: no match for 'operator<<' (operand types are 'std::ostream' {aka 'std::basic_ostream<char>'} and 'std::queue<char>')
29 | cout << q;
| ~~~~ ^~ ~
| | |
| | std::queue<char>
| std::ostream {aka std::basic_ostream<char>}
In file included from /usr/include/c++/14/iostream:41,
from a.cc:1:
/usr/include/c++/14/ostream:116:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(__ostream_type& (*)(__ostream_type&)) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
116 | operator<<(__ostream_type& (*__pf)(__ostream_type&))
| ^~~~~~~~
/usr/include/c++/14/ostream:116:36: note: no known conversion for argument 1 from 'std::queue<char>' to 'std::basic_ostream<char>::__ostream_type& (*)(std::basic_ostream<char>::__ostream_type&)' {aka 'std::basic_ostream<char>& (*)(std::basic_ostream<char>&)'}
116 | operator<<(__ostream_type& (*__pf)(__ostream_type&))
| ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/ostream:125:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(__ios_type& (*)(__ios_type&)) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>; __ios_type = std::basic_ios<char>]'
125 | operator<<(__ios_type& (*__pf)(__ios_type&))
| ^~~~~~~~
/usr/include/c++/14/ostream:125:32: note: no known conversion for argument 1 from 'std::queue<char>' to 'std::basic_ostream<char>::__ios_type& (*)(std::basic_ostream<char>::__ios_type&)' {aka 'std::basic_ios<char>& (*)(std::basic_ios<char>&)'}
125 | operator<<(__ios_type& (*__pf)(__ios_type&))
| ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/usr/include/c++/14/ostream:135:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(std::ios_base& (*)(std::ios_base&)) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
135 | operator<<(ios_base& (*__pf) (ios_base&))
| ^~~~~~~~
/usr/include/c++/14/ostream:135:30: note: no known conversion for argument 1 from 'std::queue<char>' to 'std::ios_base& (*)(std::ios_base&)'
135 | operator<<(ios_base& (*__pf) (ios_base&))
| ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
/usr/include/c++/14/ostream:174:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long int) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
174 | operator<<(long __n)
| ^~~~~~~~
/usr/include/c++/14/ostream:174:23: note: no known conversion for argument 1 from 'std::queue<char>' to 'long int'
174 | operator<<(long __n)
| ~~~~~^~~
/usr/include/c++/14/ostream:178:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long unsigned int) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
178 | operator<<(unsigned long __n)
| ^~~~~~~~
/usr/include/c++/14/ostream:178:32: note: no known conversion for argument 1 from 'std::queue<char>' to 'long unsigned int'
178 | operator<<(unsigned long __n)
| ~~~~~~~~~~~~~~^~~
/usr/include/c++/14/ostream:182:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(bool) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
182 | operator<<(bool __n)
| ^~~~~~~~
/usr/include/c++/14/ostream:182:23: note: no known conversion for argument 1 from 'std::queue<char>' to 'bool'
182 | operator<<(bool __n)
| ~~~~~^~~
In file included from /usr/include/c++/14/ostream:1022:
/usr/include/c++/14/bits/ostream.tcc:96:5: note: candidate: 'std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(short int) [with _CharT = char; _Traits = std::char_traits<char>]'
96 | basic_ostream<_CharT, _Traits>::
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/ostream.tcc:97:22: note: no known conversion for argument 1 from 'std::queue<char>' to 'short int'
97 | operator<<(short __n)
| ~~~~~~^~~
/usr/include/c++/14/ostream:189:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(short unsigned int) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
189 | operator<<(unsigned short __n)
| ^~~~~~~~
/usr/include/c++/14/ostream:189:33: note: no known conversion for argument 1 from 'std::queue<char>' to 'short unsigned int'
189 | operator<<(unsigned short __n)
| ~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/bits/ostream.tcc:110:5: note: candidate: 'std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(int) [with _CharT = char; _Traits = std::char_traits<char>]'
110 | basic_ostream<_CharT, _Traits>::
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/ostream.tcc:111:20: note: no known conversion for argument 1 from 'std::queue<char>' to 'int'
111 | operator<<(int __n)
| ~~~~^~~
/usr/include/c++/14/ostream:200:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(unsigned int) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
200 | operator<<(unsigned int __n)
| ^~~~~~~~
/usr/include/c++/14/ostream:200:31: note: no known conversion for argument 1 from 'std::queue<char>' to 'unsigned int'
200 | operator<<(unsigned int __n)
| ~~~~~~~~~~~~~^~~
/usr/include/c++/14/ostream:211:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long long int) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
211 | operator<<(long long __n)
| ^~~~~~~~
/usr/include/c++/14/ostream:211:28: note: no known conversion for argument 1 from 'std::queue<char>' to 'long long int'
211 | operator<<(long long __n)
| ~~~~~~~~~~^~~
/usr/include/c++/14/ostream:215:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long long unsigned int) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
215 | operator<<(unsigned long long __n)
| ^~~~~~~~
/usr/include/c++/14/ostream:215:37: note: no known conversion for argument 1 from 'std::queue<char>' to 'long long unsigned int'
215 | operator<<(unsigned long long __n)
| ~~~~~~~~~~~~~~~~~~~^~~
/usr/include/c++/14/ostream:231:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(double) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
231 | operator<<(double __f)
| ^~~~~~~~
/usr/include/c++/14/ostream:231:25: note: no known conversion for argument 1 from 'std::queue<char>' to 'double'
231 | operator<<(double __f)
| ~~~~~~~^~~
/usr/include/c++/14/ostream:235:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(float) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
235 | operator<<(float __f)
| ^~~~~~~~
/usr/include/c++/14/ostream:235:24: note: no known conversion for argument 1 from 'std::queue<char>' to 'float'
235 | operator<<(float __f)
| ~~~~~~^~~
/usr/include/c++/14/ostream:243:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long double) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
243 | operator<<(long double __f)
| ^~~~~~~~
/usr/include/c++/14/ostream:243:30: note: no known conversion for argument 1 from 'std::queue<char>' to 'long double'
243 | operator<<(long double __f)
| ~~~~~~~~~~~~^~~
/usr/include/c++/14/ostream:301:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(const void*) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>]'
301 | operator<<(const void* __p)
| ^~~~~~~~
/usr/include/c++/14/ostream:301:30: note: no known conversion for argument 1 from 'std::queue<char>' to 'const void*'
301 | operator<<(const void* __p)
| ~~~~~~~~~~~~^~~
/usr/include/c++/14/ostream:306:7: note: candidate: 'std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(std::nullptr_t) [with _CharT = char; _Traits = std::char_traits<char>; __ostream_type = std::basic_ostream<char>; std::nullptr_t = std::nullptr_t]'
306 | operator<<(nullptr_t)
| ^~~~~~~~
/usr/include/c++/14/ostream:306:18: note: no known conversion for argument 1 from 'std::queue<char>' to 'std::nullptr_t'
306 | operator<<(nullptr_t)
| ^~~~~~~~~
/usr/include/c++/14
|
s208265697
|
p04030
|
C++
|
#include <iostream>
#include <string>
#include <algorithm>
using namespace std;
int main() {
string s, t;
cin >> s;
for (int i = 0; i < s.size(); i++) {
if (s[i] == 0) t += "0";
if (s[i] == 1) t += "1";
if (s[i] == "B") t.pop_back();
}
cout << t;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:13:14: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
13 | if (s[i] == "B") t.pop_back();
|
s612583384
|
p04030
|
C++
|
#include <iostream>
#include <string>
#include <algorithm>
using namespace std;
int main() {
string s, t;
cin >> s;
for (int i = 0; i < s.sixe(); i++) {
if (s[i] == 0) t += "0";
if (s[i] == 1) t += "1";
if (s[i] == "B") t.pop_back();
}
cout << t;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:10:25: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'sixe'; did you mean 'size'?
10 | for (int i = 0; i < s.sixe(); i++) {
| ^~~~
| size
a.cc:13:14: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
13 | if (s[i] == "B") t.pop_back();
|
s389873540
|
p04030
|
C++
|
#include <iostream>
#include <string>
#include <algorithm>
int main() {
string s, t;
cin >> s;
for (int i = 0; i < s.sixe(); i++) {
if (s[i] == 0) t += "0";
if (s[i] == 1) t += "1";
if (s[i] == "B") t.pop_back();
}
cout << t;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:6:3: error: 'string' was not declared in this scope
6 | string s, t;
| ^~~~~~
a.cc:6:3: note: suggested alternatives:
In file included from /usr/include/c++/14/iosfwd:41,
from /usr/include/c++/14/ios:40,
from /usr/include/c++/14/ostream:40,
from /usr/include/c++/14/iostream:41,
from a.cc:1:
/usr/include/c++/14/bits/stringfwd.h:77:33: note: 'std::string'
77 | typedef basic_string<char> string;
| ^~~~~~
In file included from /usr/include/c++/14/bits/locale_classes.h:40,
from /usr/include/c++/14/bits/ios_base.h:41,
from /usr/include/c++/14/ios:44:
/usr/include/c++/14/string:76:11: note: 'std::pmr::string'
76 | using string = basic_string<char>;
| ^~~~~~
a.cc:7:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
7 | cin >> s;
| ^~~
| std::cin
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
62 | extern istream cin; ///< Linked to standard input
| ^~~
a.cc:7:10: error: 's' was not declared in this scope
7 | cin >> s;
| ^
a.cc:10:20: error: 't' was not declared in this scope
10 | if (s[i] == 0) t += "0";
| ^
a.cc:11:20: error: 't' was not declared in this scope
11 | if (s[i] == 1) t += "1";
| ^
a.cc:12:22: error: 't' was not declared in this scope
12 | if (s[i] == "B") t.pop_back();
| ^
a.cc:14:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
14 | cout << t;
| ^~~~
| std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
63 | extern ostream cout; ///< Linked to standard output
| ^~~~
a.cc:14:11: error: 't' was not declared in this scope; did you mean 'tm'?
14 | cout << t;
| ^
| tm
|
s700899988
|
p04030
|
C++
|
#include <iostream>
#include <string>
using namespace std;
int main() {
string str, ans;
cin >> str;
for (auto s : str) {
if (s != 'B')
ans += s;
else if (!ans.empty()) {
auto it = ans.end();
ans.erace(--it);
}
}
cout << ans << endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:13:11: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'erace'; did you mean 'erase'?
13 | ans.erace(--it);
| ^~~~~
| erase
|
s437471045
|
p04030
|
C++
|
#include<iostream>
#include<algorithm>
#include<math.h>
#include<queue>
#include<string>
#include<vector>
#include<tuple>
#include<stack>
#include<iomanip>
#include<map>
using namespace std;
int main() {
string s;
int i,n;
cin >> s;
n = strlen (s);
i = 0;
while (s[i] == 'B') {
s[i] = 2;
i++;
}
int j;
for (j = i; j < n; j++) {
if (s[j] == 'B') { s[j] = 2; s[j - 1] = 2; }
}
for (j = 0; j < n; j++) {
if (s[j] != '2')cout << s[j];
}
cout << endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:17:13: error: 'strlen' was not declared in this scope
17 | n = strlen (s);
| ^~~~~~
a.cc:11:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
10 | #include<map>
+++ |+#include <cstring>
11 | using namespace std;
|
s870723817
|
p04030
|
C++
|
#include<iostream>
#include<algorithm>
#include<math.h>
#include<queue>
#include<string>
#include<vector>
#include<tuple>
#include<stack>
#include<iomanip>
#include<map>
using namespace std;
int main() {
string s;
int i,n;
cin >> s;
n = strlen (s);
i = 0;
while (s[i] == 'B') {
s[i] == 2;
i++;
}
int j;
for (j = i; j < n; j++) {
if (s[j] == 'B') { s[j] = 2; s[j - 1] = 2; }
}
for (j = 0; j < n; j++) {
if (s[j] != '2')cout << s[j];
}
cout << endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:17:13: error: 'strlen' was not declared in this scope
17 | n = strlen (s);
| ^~~~~~
a.cc:11:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
10 | #include<map>
+++ |+#include <cstring>
11 | using namespace std;
|
s745835697
|
p04030
|
C++
|
#include<iostream>
#include<algorithm>
#include<math.h>
#include<queue>
#include<string>
#include<vector>
#include<tuple>
#include<stack>
#include<iomanip>
#include<map>
using namespace std;
int main() {
string s;
int i,n;
cin >> s;
n = strlen(s);
i = 0;
while (s[i] == 'B') {
s[i] == 2;
i++;
}
int j;
for (j = i; j < n; j++) {
if (s[j] == 'B') { s[j] = 2; s[j - 1] = 2; }
}
for (j = 0; j < n; j++) {
if (s[j] != '2')cout << s[j];
}
cout << endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:17:13: error: 'strlen' was not declared in this scope
17 | n = strlen(s);
| ^~~~~~
a.cc:11:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
10 | #include<map>
+++ |+#include <cstring>
11 | using namespace std;
|
s011115720
|
p04030
|
C++
|
#include <iostream>
using namespace std;
int main(int argc, char const *argv[]) {
cin.tie(0);
ios::sync_with_stdio(false);
string s;
cin >> s;
string ans;
for (int i = 0; i < s.length(); ++i) {
if (s[i] == 'B') {
ans.pop_back();
} else {
if (ans.length > 0) {
ans.push_back(s[i]);
}
}
}
cout << ans << "\n";
return 0;
}
|
a.cc: In function 'int main(int, const char**)':
a.cc:14:15: error: invalid use of member function 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::length() const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]' (did you forget the '()' ?)
14 | if (ans.length > 0) {
| ~~~~^~~~~~
| ()
|
s940872302
|
p04030
|
C++
|
#include<bits/stdc++.h>
using namespace std;
int main() {
string s;
cin >> s;
string ans;
for (char c : s) {
if (c == 1) {
ans+='1'
}
else if (c == 0) {
ans+='0'
}
else {
if (s.begin() == s.end()) {
continue;
}
else {
ans.erase(ans.end() - 1);
}
}
}
cout << ans << endl;
}
|
a.cc: In function 'int main()':
a.cc:9:33: error: expected ';' before '}' token
9 | ans+='1'
| ^
| ;
10 | }
| ~
a.cc:12:33: error: expected ';' before '}' token
12 | ans+='0'
| ^
| ;
13 | }
| ~
|
s289163188
|
p04030
|
C++
|
#include<bits/stdc++.h>
using namespace std;
int main() {
string s;
cin >> s;
string ans;
for (char c : s) {
if (c == 1) {
ans+='1'
}
else if (c == 0) {
ans+='0'
}
else {
if (s.begin() == s.end()) {
continue;
}
else {
s.erase(s.end() - 1);
}
}
}
cout << ans << endl;
}
|
a.cc: In function 'int main()':
a.cc:9:33: error: expected ';' before '}' token
9 | ans+='1'
| ^
| ;
10 | }
| ~
a.cc:12:33: error: expected ';' before '}' token
12 | ans+='0'
| ^
| ;
13 | }
| ~
|
s390589181
|
p04030
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main(){
string s;
cin >>s;
int n=-1;
string t=" ";
for(int i =0; i< s.size(); i++) {
if(s[i] == "B" && n>=0) {
t[n--] = "";
} else {
t[++n] = s[i];
}
}
cout << t << endl;
}
|
a.cc: In function 'int main()':
a.cc:10:25: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
10 | if(s[i] == "B" && n>=0) {
a.cc:11:34: error: invalid conversion from 'const char*' to '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} [-fpermissive]
11 | t[n--] = "";
| ^~
| |
| const char*
|
s136997075
|
p04030
|
C++
|
#include <iostream>
#include <string.h>
using namespace std;
int main()
{
char s[100],s1[100];
cin>>s;
for(int i=0; i<strlen(s); i++){
s1[i]='2';
if(s1[i]=='B'&&i==0){
continue;
}
else{
if(s[i]=='0'){
s1[i]='0';
}
else if(s[i]=='1'){
s1[i]='1';
}
else{
s1[i-1]='2';
}
}
for(int i=0; i<strlen(s); i++){
if(s1[i]!='2'){
cout<<s1[i];
}
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:31:2: error: expected '}' at end of input
31 | }
| ^
a.cc:6:1: note: to match this '{'
6 | {
| ^
|
s748739331
|
p04030
|
C++
|
#include <iostream>
#include <string.h>
using namespace std;
int main()
{
char s[100],s1[100];
cin>>s;
for(int i=0; i<strlen(s); i++){
s1[i]='2';
if(s1[i]=='B'){
continue;
}
else{
if(s[i]=='0'){
s1[i]='0';
}
else if(s[i]=='1'){
s1[i]='1';
}
else{
s1[i-1]='2';
}
}
for(int i=0; i<strlen(s); i++){
if(s1[i]!='2'){
cout<<s1[i];
}
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:31:2: error: expected '}' at end of input
31 | }
| ^
a.cc:6:1: note: to match this '{'
6 | {
| ^
|
s341481287
|
p04030
|
C++
|
#include <cstdio>
#include <stack>
#include <cstring>
using namespace std;
stack<int> s;
int main()
{
int n, lim;
char str[15];
gets(str+1);
n = strlen(str);
for(int i=1; i<n; i++)
{
if(str[i] == '0' || str[i] == '1')
s.push(str[i]);
else
s.pop();
}
lim = s.size();
for(int i=1; i<=lim; i++)
{
str[i] = s.top();
s.pop();
}
for(int i=1; i<=lim; i++)
printf("%c", str[i]);
printf("\n");
return 0;
}
|
a.cc: In function 'int main()':
a.cc:14:5: error: 'gets' was not declared in this scope; did you mean 'getw'?
14 | gets(str+1);
| ^~~~
| getw
|
s077741088
|
p04030
|
C++
|
#include "bits/stdc++.h"
using namespace std;
int main() {
string s, a='';
cin >> s;
for(int i=0;i<s.size();i++) {
if(s.at(i) == '0') a += '0';
if(s.at(i) == '1') a += '1';
if(s.at(i) == 'B') a.pop_back();
}
cout << a << endl;
}
|
a.cc:5:21: error: empty character constant
5 | string s, a='';
| ^~
a.cc: In function 'int main()':
a.cc:5:21: error: conversion from 'char' to non-scalar type 'std::string' {aka 'std::__cxx11::basic_string<char>'} requested
|
s601839587
|
p04030
|
C++
|
include <iostream>
#include <cstring>
#include <algorithm>
#include <vector>
using namespace std;
int main(void){
char com[10];
cin>>com;
int N;
N=strlen(com);
vector<int> str;
for(int i=0;i<N;i++){
if(com[i]==1) {str.push_back(1);}
else if(com[i]==0) {str.push_back(0);}
else if(com[i]=='B') {str.pop_back();}
}
for(int i=0;i<str.size();i++){
cout<<str[i];
}
return 0;
}
|
a.cc:1:1: error: 'include' does not name a type
1 | include <iostream>
| ^~~~~~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:62,
from /usr/include/c++/14/algorithm:60,
from a.cc:3:
/usr/include/c++/14/ext/type_traits.h:164:35: error: 'constexpr const bool __gnu_cxx::__is_null_pointer' redeclared as different kind of entity
164 | __is_null_pointer(std::nullptr_t)
| ^
/usr/include/c++/14/ext/type_traits.h:159:5: note: previous declaration 'template<class _Type> constexpr bool __gnu_cxx::__is_null_pointer(_Type)'
159 | __is_null_pointer(_Type)
| ^~~~~~~~~~~~~~~~~
/usr/include/c++/14/ext/type_traits.h:164:26: error: 'nullptr_t' is not a member of 'std'
164 | __is_null_pointer(std::nullptr_t)
| ^~~~~~~~~
In file included from /usr/include/c++/14/bits/stl_pair.h:60,
from /usr/include/c++/14/bits/stl_algobase.h:64:
/usr/include/c++/14/type_traits:666:33: error: 'nullptr_t' is not a member of 'std'
666 | struct is_null_pointer<std::nullptr_t>
| ^~~~~~~~~
/usr/include/c++/14/type_traits:666:42: error: template argument 1 is invalid
666 | struct is_null_pointer<std::nullptr_t>
| ^
/usr/include/c++/14/type_traits:670:48: error: template argument 1 is invalid
670 | struct is_null_pointer<const std::nullptr_t>
| ^
/usr/include/c++/14/type_traits:674:51: error: template argument 1 is invalid
674 | struct is_null_pointer<volatile std::nullptr_t>
| ^
/usr/include/c++/14/type_traits:678:57: error: template argument 1 is invalid
678 | struct is_null_pointer<const volatile std::nullptr_t>
| ^
/usr/include/c++/14/type_traits:1429:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
1429 | : public integral_constant<std::size_t, alignof(_Tp)>
| ^~~~~~
In file included from /usr/include/string.h:33,
from /usr/include/c++/14/cstring:43,
from a.cc:2:
/usr/lib/gcc/x86_64-linux-gnu/14/include/stddef.h:214:23: note: 'size_t' declared here
214 | typedef __SIZE_TYPE__ size_t;
| ^~~~~~
/usr/include/c++/14/type_traits:1429:57: error: template argument 1 is invalid
1429 | : public integral_constant<std::size_t, alignof(_Tp)>
| ^
/usr/include/c++/14/type_traits:1429:57: note: invalid template non-type parameter
/usr/include/c++/14/type_traits:1438:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
1438 | : public integral_constant<std::size_t, 0> { };
| ^~~~~~
/usr/lib/gcc/x86_64-linux-gnu/14/include/stddef.h:214:23: note: 'size_t' declared here
214 | typedef __SIZE_TYPE__ size_t;
| ^~~~~~
/usr/include/c++/14/type_traits:1438:46: error: template argument 1 is invalid
1438 | : public integral_constant<std::size_t, 0> { };
| ^
/usr/include/c++/14/type_traits:1438:46: note: invalid template non-type parameter
/usr/include/c++/14/type_traits:1440:26: error: 'std::size_t' has not been declared
1440 | template<typename _Tp, std::size_t _Size>
| ^~~
/usr/include/c++/14/type_traits:1441:21: error: '_Size' was not declared in this scope
1441 | struct rank<_Tp[_Size]>
| ^~~~~
/usr/include/c++/14/type_traits:1441:27: error: template argument 1 is invalid
1441 | struct rank<_Tp[_Size]>
| ^
/usr/include/c++/14/type_traits:1442:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
1442 | : public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };
| ^~~~~~
/usr/lib/gcc/x86_64-linux-gnu/14/include/stddef.h:214:23: note: 'size_t' declared here
214 | typedef __SIZE_TYPE__ size_t;
| ^~~~~~
/usr/include/c++/14/type_traits:1442:65: error: template argument 1 is invalid
1442 | : public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };
| ^
/usr/include/c++/14/type_traits:1442:65: note: invalid template non-type parameter
/usr/include/c++/14/type_traits:1446:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
1446 | : public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };
| ^~~~~~
/usr/lib/gcc/x86_64-linux-gnu/14/include/stddef.h:214:23: note: 'size_t' declared here
214 | typedef __SIZE_TYPE__ size_t;
| ^~~~~~
/usr/include/c++/14/type_traits:1446:65: error: template argument 1 is invalid
1446 | : public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };
| ^
/usr/include/c++/14/type_traits:1446:65: note: invalid template non-type parameter
/usr/include/c++/14/type_traits:2086:26: error: 'std::size_t' has not been declared
2086 | template<typename _Tp, std::size_t _Size>
| ^~~
/usr/include/c++/14/type_traits:2087:30: error: '_Size' was not declared in this scope
2087 | struct remove_extent<_Tp[_Size]>
| ^~~~~
/usr/include/c++/14/type_traits:2087:36: error: template argument 1 is invalid
2087 | struct remove_extent<_Tp[_Size]>
| ^
/usr/include/c++/14/type_traits:2099:26: error: 'std::size_t' has not been declared
2099 | template<typename _Tp, std::size_t _Size>
| ^~~
/usr/include/c++/14/type_traits:2100:35: error: '_Size' was not declared in this scope
2100 | struct remove_all_extents<_Tp[_Size]>
| ^~~~~
/usr/include/c++/14/type_traits:2100:41: error: template argument 1 is invalid
2100 | struct remove_all_extents<_Tp[_Size]>
| ^
/usr/include/c++/14/type_traits:2171:12: error: 'std::size_t' has not been declared
2171 | template<std::size_t _Len>
| ^~~
/usr/include/c++/14/type_traits:2176:30: error: '_Len' was not declared in this scope
2176 | unsigned char __data[_Len];
| ^~~~
/usr/include/c++/14/type_traits:2194:12: error: 'std::size_t' has not been declared
2194 | template<std::size_t _Len, std::size_t _Align =
| ^~~
/usr/include/c++/14/type_traits:2194:30: error: 'std::size_t' has not been declared
2194 | template<std::size_t _Len, std::size_t _Align =
| ^~~
/usr/include/c++/14/type_traits:2195:55: error: '_Len' was not declared in this scope
2195 | __alignof__(typename __aligned_storage_msa<_Len>::__type)>
| ^~~~
/usr/include/c++/14/type_traits:2195:59: error: template argument 1 is invalid
2195 | __alignof__(typename __aligned_storage_msa<_Len>::__type)>
| ^
/usr/include/c++/14/type_traits:2202:30: error: '_Len' was not declared in this scope
2202 | unsigned char __data[_Len];
| ^~~~
/usr/include/c++/14/type_traits:2203:44: error: '_Align' was not declared in this scope
2203 | struct __attribute__((__aligned__((_Align)))) { } __align;
| ^~~~~~
In file included from /usr/include/c++/14/bits/stl_algobase.h:65:
/usr/include/c++/14/bits/stl_iterator_base_types.h:125:67: error: 'ptrdiff_t' does not name a type
125 | template<typename _Category, typename _Tp, typename _Distance = ptrdiff_t,
| ^~~~~~~~~
/usr/include/c++/14/bits/stl_iterator_base_types.h:1:1: note: 'ptrdiff_t' is defined in header '<cstddef>'; this is probably fixable by adding '#include <cstddef>'
+++ |+#include <cstddef>
1 | // Types used in iterator implementation -*- C++ -*-
/usr/include/c++/14/bits/stl_iterator_base_types.h:214:15: error: 'ptrdiff_t' does not name a type
214 | typedef ptrdiff_t difference_type;
| ^~~~~~~~~
/usr/include/c++/14/bits/stl_iterator_base_types.h:214:15: note: 'ptrdiff_t' is defined in header '<cstddef>'; this is probably fixable by adding '#include <cstddef>'
/usr/include/c++/14/bits/stl_iterator_base_types.h:225:15: error: 'ptrdiff_t' does not name a type
225 | typedef ptrdiff_t difference_type;
| ^~~~~~~~~
/usr/include/c++/14/bits/stl_iterator_base_types.h:225:15: note: 'ptrdiff_t' is defined in header '<cstddef>'; this is probably fixable by adding '#include <cstddef>'
In file included from /usr/include/c++/14/bits/stl_algobase.h:66:
/usr/include/c++/14/bits/stl_iterator_base_funcs.h:112:5: error: 'ptrdiff_t' does not name a type
112 | ptrdiff_t
| ^~~~~~~~~
/usr/include/c++/14/bits/stl_iterator_base_funcs.h:66:1: note: 'ptrdiff_t' is defined in header '<cstddef>'; this is probably fixable by adding '#include <cstddef>'
65 | #include <debug/assertions.h>
+++ |+#include <cstddef>
66 | #include <bits/stl_iterator_base_types.h>
/usr/include/c++/14/bits/stl_iterator_base_funcs.h:118:5: error: 'ptrdiff_t' does not name a type
118 | ptrdiff_t
| ^~~~~~~~~
/usr/include/c++/14/bits/stl_iterator_base_funcs.h:118:5: note: 'ptrdiff_t' is defined in header '<cstddef>'; this is probably fixable by adding '#include <cstddef>'
In file included from /usr/include/c++/14/bits/stl_iterator.h:67,
from /usr/include/c++/14/bits/stl_algobase.h:67:
/usr/include/c++/14/bits/ptr_traits.h:156:47: error: 'ptrdiff_t' was not declared in this scope
|
s427357883
|
p04030
|
Java
|
import java.util.*;
public class Keyboard {
public static void main(String[] args) {
// TODO 自动生成的方法存根
Scanner sc=new Scanner(System.in);
String b=sc.nextLine();
String K ;
int j=0;
StringBuilder builder=new StringBuilder("");
for(int i=0;i<b.length();i++) {
K=b.substring(i,i+1);
if(K.equals("B")&&builder.length()>0) {//如果是B空格键就删除前面的元素,如果不是添加进集合中
builder.delete(j-1,j);
j--;
}if(K.equals("1")) {
builder.append(K);
j++;
}if(K.equals("0")){
builder.append(K);
j++;
}
}
System.out.println(builder.toString());
}
}
|
Main.java:2: error: class Keyboard is public, should be declared in a file named Keyboard.java
public class Keyboard {
^
1 error
|
s312283883
|
p04030
|
Java
|
import java.util.*;
public class Keyboard {
public static void main(String[] args) {
// TODO 自动生成的方法存根
Scanner sc=new Scanner(System.in);
String b=sc.nextLine();
String K ;
int j=0;
StringBuilder builder=new StringBuilder("");
for(int i=0;i<b.length();i++) {
K=b.substring(i,i+1);
if(K.equals("B")&&builder.length()>0) {//如果是B空格键就删除前面的元素,如果不是添加进集合中
builder.delete(j-1,j);
j--;
}if(K.equals("1")) {
builder.append(K);
j++;
}if(K.equals("0")){
builder.append(K);
j++;
}
}
System.out.println(builder.toString());
}
}
|
Main.java:2: error: class Keyboard is public, should be declared in a file named Keyboard.java
public class Keyboard {
^
1 error
|
s267286759
|
p04030
|
C++
|
#include<iostream>
#include<cstring>
#include<cstdio>
using namespace std;
char s[105],ans[105];
int main()
{
gets(s);
int len=strlen(s),tot=0;
for(int i=0;i<len;i++)
{
if(s[i]=='0') ans[++tot]='0';
if(s[i]=='B'&&tot>0) tot--;
if(s[i]=='1') ans[++tot]='1';
}
for(int i=1;i<=tot;i++)
{
cout<<ans[i];
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:8:9: error: 'gets' was not declared in this scope; did you mean 'getw'?
8 | gets(s);
| ^~~~
| getw
|
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