submission_id
stringlengths 10
10
| problem_id
stringlengths 6
6
| language
stringclasses 3
values | code
stringlengths 1
522k
| compiler_output
stringlengths 43
10.2k
|
|---|---|---|---|---|
s344307716
|
p00055
|
C++
|
#include <iostream>
#include <csdio>
using namespace std;
int main(){
double s[10],num,sum;
while(cin >> num){
s[0] = num;
sum = 0;
for(int i = 0 ; i < 10 ; i++){
if((i+1)%2 == 0) s[i] = s[i-1] *2.0;
else s[i] = s[i-1] / 3.0;
}
for(int i = 0 ; i < 10 ; i++) sum += s[i];
printf("%.8f\n" ,sum);
}
return 0;
}
|
a.cc:2:10: fatal error: csdio: No such file or directory
2 | #include <csdio>
| ^~~~~~~
compilation terminated.
|
s268903632
|
p00055
|
C++
|
#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
int main(){
float n;
while(cin >> n){
float sum=n;
for(i=2;i<=10;i++){
if(i%2 == 0){
n *= 2.;
}
else{
n /= 3.;
}
sum += n;
}
cout << sum << endl;
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:11:9: error: 'i' was not declared in this scope
11 | for(i=2;i<=10;i++){
| ^
|
s251634491
|
p00055
|
C++
|
include <cstdio>
#include <iostream>
using namespace std;
int main()
{
double b;
while(cin >> b)
{
double a = b;
b *= 2;
a += b;
b /= 3;
a += b;
b *= 2;
a += b;
b /= 3;
a += b;
b *= 2;
a += b;
b /= 3;
a += b;
b *= 2;
a += b;
b /= 3;
a += b;
b *= 2;
a += b;
printf("%.8f\n", a);
}
return 0;
}
|
a.cc:1:1: error: 'include' does not name a type
1 | include <cstdio>
| ^~~~~~~
In file included from /usr/include/c++/14/iosfwd:42,
from /usr/include/c++/14/ios:40,
from /usr/include/c++/14/ostream:40,
from /usr/include/c++/14/iostream:41,
from a.cc:2:
/usr/include/c++/14/bits/postypes.h:68:11: error: 'ptrdiff_t' does not name a type
68 | typedef ptrdiff_t streamsize; // Signed integral type
| ^~~~~~~~~
/usr/include/c++/14/bits/postypes.h:41:1: note: 'ptrdiff_t' is defined in header '<cstddef>'; this is probably fixable by adding '#include <cstddef>'
40 | #include <cwchar> // For mbstate_t
+++ |+#include <cstddef>
41 |
In file included from /usr/include/c++/14/bits/exception_ptr.h:38,
from /usr/include/c++/14/exception:166,
from /usr/include/c++/14/ios:41:
/usr/include/c++/14/new:131:26: error: declaration of 'operator new' as non-function
131 | _GLIBCXX_NODISCARD void* operator new(std::size_t) _GLIBCXX_THROW (std::bad_alloc)
| ^~~~~~~~
/usr/include/c++/14/new:131:44: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
131 | _GLIBCXX_NODISCARD void* operator new(std::size_t) _GLIBCXX_THROW (std::bad_alloc)
| ^~~~~~
In file included from /usr/include/wchar.h:35,
from /usr/include/c++/14/cwchar:44,
from /usr/include/c++/14/bits/postypes.h:40:
/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/new:132:41: error: attributes after parenthesized initializer ignored [-fpermissive]
132 | __attribute__((__externally_visible__));
| ^
/usr/include/c++/14/new:133:26: error: declaration of 'operator new []' as non-function
133 | _GLIBCXX_NODISCARD void* operator new[](std::size_t) _GLIBCXX_THROW (std::bad_alloc)
| ^~~~~~~~
/usr/include/c++/14/new:133:46: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
133 | _GLIBCXX_NODISCARD void* operator new[](std::size_t) _GLIBCXX_THROW (std::bad_alloc)
| ^~~~~~
/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/new:134:41: error: attributes after parenthesized initializer ignored [-fpermissive]
134 | __attribute__((__externally_visible__));
| ^
/usr/include/c++/14/new:140:29: error: 'std::size_t' has not been declared
140 | void operator delete(void*, std::size_t) _GLIBCXX_USE_NOEXCEPT
| ^~~
/usr/include/c++/14/new:142:31: error: 'std::size_t' has not been declared
142 | void operator delete[](void*, std::size_t) _GLIBCXX_USE_NOEXCEPT
| ^~~
/usr/include/c++/14/new:145:26: error: declaration of 'operator new' as non-function
145 | _GLIBCXX_NODISCARD void* operator new(std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
| ^~~~~~~~
/usr/include/c++/14/new:145:44: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
145 | _GLIBCXX_NODISCARD void* operator new(std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
| ^~~~~~
/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/new:145:52: error: expected primary-expression before 'const'
145 | _GLIBCXX_NODISCARD void* operator new(std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
| ^~~~~
/usr/include/c++/14/new:147:26: error: declaration of 'operator new []' as non-function
147 | _GLIBCXX_NODISCARD void* operator new[](std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
| ^~~~~~~~
/usr/include/c++/14/new:147:46: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
147 | _GLIBCXX_NODISCARD void* operator new[](std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
| ^~~~~~
/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/new:147:54: error: expected primary-expression before 'const'
147 | _GLIBCXX_NODISCARD void* operator new[](std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
| ^~~~~
/usr/include/c++/14/new:154:26: error: declaration of 'operator new' as non-function
154 | _GLIBCXX_NODISCARD void* operator new(std::size_t, std::align_val_t)
| ^~~~~~~~
/usr/include/c++/14/new:154:44: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
154 | _GLIBCXX_NODISCARD void* operator new(std::size_t, std::align_val_t)
| ^~~~~~
/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/new:154:68: error: expected primary-expression before ')' token
154 | _GLIBCXX_NODISCARD void* operator new(std::size_t, std::align_val_t)
| ^
/usr/include/c++/14/new:155:73: error: attributes after parenthesized initializer ignored [-fpermissive]
155 | __attribute__((__externally_visible__, __alloc_size__ (1), __malloc__));
| ^
/usr/include/c++/14/new:156:26: error: declaration of 'operator new' as non-function
156 | _GLIBCXX_NODISCARD void* operator new(std::size_t, std::align_val_t, const std::nothrow_t&)
| ^~~~~~~~
/usr/include/c++/14/new:156:44: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
156 | _GLIBCXX_NODISCARD void* operator new(std::size_t, std::align_val_t, const std::nothrow_t&)
| ^~~~~~
/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/new:156:68: error: expected primary-expression before ',' token
156 | _GLIBCXX_NODISCARD void* operator new(std::size_t, std::align_val_t, const std::nothrow_t&)
| ^
/usr/include/c++/14/new:156:70: error: expected primary-expression before 'const'
156 | _GLIBCXX_NODISCARD void* operator new(std::size_t, std::align_val_t, const std::nothrow_t&)
| ^~~~~
/usr/include/c++/14/new:162:26: error: declaration of 'operator new []' as non-function
162 | _GLIBCXX_NODISCARD void* operator new[](std::size_t, std::align_val_t)
| ^~~~~~~~
/usr/include/c++/14/new:162:46: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
162 | _GLIBCXX_NODISCARD void* operator new[](std::size_t, std::align_val_t)
| ^~~~~~
/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/new:162:70: error: expected primary-expression before ')' token
162 | _GLIBCXX_NODISCARD void* operator new[](std::size_t, std::align_val_t)
| ^
/usr/include/c++/14/new:163:73: error: attributes after parenthesized initializer ignored [-fpermissive]
163 | __attribute__((__externally_visible__, __alloc_size__ (1), __malloc__));
| ^
/usr/include/c++/14/new:164:26: error: declaration of 'operator new []' as non-function
164 | _GLIBCXX_NODISCARD void* operator new[](std::size_t, std::align_val_t, const std::nothrow_t&)
| ^~~~~~~~
/usr/include/c++/14/new:164:46: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
164 | _GLIBCXX_NODISCARD void* operator new[](std::size_t, std::align_val_t, const std::nothrow_t&)
| ^~~~~~
/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/new:164:70: error: expected primary-expression before ',' token
164 | _GLIBCXX_NODISCARD void* operator new[](std::size_t, std::align_val_t, const std::nothrow_t&)
| ^
/usr/include/c++/14/new:164:72: error: expected primary-expression before 'const'
164 | _GLIBCXX_NODISCARD void* operator new[](std::size_t, std::align_val_t, const std::nothrow_t&)
| ^~~~~
/usr/include/c++/14/new:171:29: error: 'std::size_t' has not been declared
171 | void operator delete(void*, std::size_t, std::align_val_t)
| ^~~
/usr/include/c++/14/new:173:31: error: 'std::size_t' has not been declared
173 | void operator delete[](void*, std::size_t, std::align_val_t)
| ^~~
/usr/include/c++/14/new:179:33: error: declaration of 'operator new' as non-function
179 | _GLIBCXX_NODISCARD inline void* operator new(std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
| ^~~~~~~~
/usr/include/c++/14/new:179:51: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
179 | _GLIBCXX_N
|
s212141285
|
p00056
|
Java
|
import java.io.*;
class Main{
public static void main(String[] args) throws IOException{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
String line="";
int count;
boolean p=new boolean[50001];
for(int i=0;i<=50000;i++){
p[i]=true;
}
p[0]=false;
p[1]=false;
for(int i=2;i<=Math.sqrt(50000)+1;i++){
if(p[i]){
for(int j=i+i;j<=50000;j+=i){
p[j]=false;
}
}
}
while(!(line=br.readLine()).equals("0")){
count=0;
int n=Integer.parseInt(line);
for(int i=2;i<=n/2;i++){
if(p[i]&&p[n-i]){
count++;
}
}
System.out.println(count);
}
}
}
|
Main.java:8: error: incompatible types: boolean[] cannot be converted to boolean
boolean p=new boolean[50001];
^
Main.java:10: error: array required, but boolean found
p[i]=true;
^
Main.java:12: error: array required, but boolean found
p[0]=false;
^
Main.java:13: error: array required, but boolean found
p[1]=false;
^
Main.java:15: error: array required, but boolean found
if(p[i]){
^
Main.java:17: error: array required, but boolean found
p[j]=false;
^
Main.java:25: error: array required, but boolean found
if(p[i]&&p[n-i]){
^
Main.java:25: error: array required, but boolean found
if(p[i]&&p[n-i]){
^
8 errors
|
s996916238
|
p00056
|
Java
|
#include <stdio.h>
int temp[50000];
int main(void){
????????int n,i, j, count;
????????for (i=2;i<=50000;i++)a[i]=1;
????????for (i=2;i*i<= 50000;i++){
????????????????if (a[i]==1)
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
????????????????}
????????}
????????while(1){
????????????????count=0;
????????????????scanf("%d", &n);
????????????????if (n==0)return (0);
????????????????for (i=0;i<=50000;i++){
????????????????????????if (a[i]==1&&n-i>=i&&a[n-i]==1){
????????????????????????????????count++;
????????????????????????}
????????????????}
????????????????printf("%d\n",count);
????????}
??????????
}
|
Main.java:1: error: illegal character: '#'
#include <stdio.h>
^
Main.java:1: error: class, interface, enum, or record expected
#include <stdio.h>
^
Main.java:4: error: not a statement
????????int n,i, j, count;
^
Main.java:4: error: not a statement
????????int n,i, j, count;
^
Main.java:4: error: not a statement
????????int n,i, j, count;
^
Main.java:4: error: not a statement
????????int n,i, j, count;
^
Main.java:5: error: not a statement
????????for (i=2;i<=50000;i++)a[i]=1;
^
Main.java:6: error: not a statement
????????for (i=2;i*i<= 50000;i++){
^
Main.java:7: error: not a statement
????????????????if (a[i]==1)
^
Main.java:8: error: not a statement
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:9: error: not a statement
????????????????}
^
Main.java:10: error: not a statement
????????}
^
Main.java:3: error: unnamed classes are a preview feature and are disabled by default.
int main(void){
^
(use --enable-preview to enable unnamed classes)
Main.java:3: error: <identifier> expected
int main(void){
^
Main.java:4: error: illegal start of expression
????????int n,i, j, count;
^
Main.java:4: error: illegal start of expression
????????int n,i, j, count;
^
Main.java:4: error: illegal start of expression
????????int n,i, j, count;
^
Main.java:4: error: illegal start of expression
????????int n,i, j, count;
^
Main.java:4: error: illegal start of expression
????????int n,i, j, count;
^
Main.java:4: error: illegal start of expression
????????int n,i, j, count;
^
Main.java:4: error: illegal start of expression
????????int n,i, j, count;
^
Main.java:4: error: '.class' expected
????????int n,i, j, count;
^
Main.java:4: error: : expected
????????int n,i, j, count;
^
Main.java:4: error: ';' expected
????????int n,i, j, count;
^
Main.java:4: error: ';' expected
????????int n,i, j, count;
^
Main.java:5: error: illegal start of expression
????????for (i=2;i<=50000;i++)a[i]=1;
^
Main.java:5: error: illegal start of expression
????????for (i=2;i<=50000;i++)a[i]=1;
^
Main.java:5: error: illegal start of expression
????????for (i=2;i<=50000;i++)a[i]=1;
^
Main.java:5: error: illegal start of expression
????????for (i=2;i<=50000;i++)a[i]=1;
^
Main.java:5: error: illegal start of expression
????????for (i=2;i<=50000;i++)a[i]=1;
^
Main.java:5: error: illegal start of expression
????????for (i=2;i<=50000;i++)a[i]=1;
^
Main.java:5: error: illegal start of expression
????????for (i=2;i<=50000;i++)a[i]=1;
^
Main.java:5: error: illegal start of expression
????????for (i=2;i<=50000;i++)a[i]=1;
^
Main.java:6: error: illegal start of expression
????????for (i=2;i*i<= 50000;i++){
^
Main.java:6: error: illegal start of expression
????????for (i=2;i*i<= 50000;i++){
^
Main.java:6: error: illegal start of expression
????????for (i=2;i*i<= 50000;i++){
^
Main.java:6: error: illegal start of expression
????????for (i=2;i*i<= 50000;i++){
^
Main.java:6: error: illegal start of expression
????????for (i=2;i*i<= 50000;i++){
^
Main.java:6: error: illegal start of expression
????????for (i=2;i*i<= 50000;i++){
^
Main.java:6: error: illegal start of expression
????????for (i=2;i*i<= 50000;i++){
^
Main.java:6: error: illegal start of expression
????????for (i=2;i*i<= 50000;i++){
^
Main.java:7: error: illegal start of expression
????????????????if (a[i]==1)
^
Main.java:7: error: illegal start of expression
????????????????if (a[i]==1)
^
Main.java:7: error: illegal start of expression
????????????????if (a[i]==1)
^
Main.java:7: error: illegal start of expression
????????????????if (a[i]==1)
^
Main.java:7: error: illegal start of expression
????????????????if (a[i]==1)
^
Main.java:7: error: illegal start of expression
????????????????if (a[i]==1)
^
Main.java:7: error: illegal start of expression
????????????????if (a[i]==1)
^
Main.java:7: error: illegal start of expression
????????????????if (a[i]==1)
^
Main.java:7: error: illegal start of expression
????????????????if (a[i]==1)
^
Main.java:7: error: illegal start of expression
????????????????if (a[i]==1)
^
Main.java:7: error: illegal start of expression
????????????????if (a[i]==1)
^
Main.java:7: error: illegal start of expression
????????????????if (a[i]==1)
^
Main.java:7: error: illegal start of expression
????????????????if (a[i]==1)
^
Main.java:7: error: illegal start of expression
????????????????if (a[i]==1)
^
Main.java:7: error: illegal start of expression
????????????????if (a[i]==1)
^
Main.java:7: error: illegal start of expression
????????????????if (a[i]==1)
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:8: error: illegal start of expression
????????????????????????for (j=i*i;j<=50000;j+=i)a[j]=0;
^
Main.java:9: error: illegal start of expression
????????????????}
^
Main.java:9: error: illegal start of expression
????????????????}
^
Main.java:9: error: illegal start of expression
????????????????}
^
Main.java:9: error: illegal start of expression
????????????????}
^
Main.java:9: error: illegal start of expression
????????????????}
^
Main.java:9: error: illegal start of expression
????????????????}
^
Main.java:9: error: illegal start of expression
????????????????}
^
Main.java:9: error: illegal start of expression
????????????????}
^
Main.java:9: error: illegal start of expression
????????????????}
^
Main.java:9: error: illegal start of expression
????????????????}
^
Main.java:9: error: illegal start of expression
????????????????}
^
Main.java:9: error: illegal start of expression
????????????????}
^
Main.java:9: error: illegal start of expression
????????????????}
^
Main.java:9: error: illegal start of expression
????????????????}
^
Main.java:9: error: illegal start of expression
????????????????}
^
Main.java:9: error: illegal start of expression
????????????????}
^
Main.java:10: error: illegal start of expression
????????}
^
Main.java:10: error: illegal start of expression
????????}
^
Main.java:10: error: illegal start of expression
????????}
^
100 errors
only showing the first 100 errors, of 113 total; use -Xmaxerrs if you would like to see more
|
s929654835
|
p00056
|
Java
|
#include <stdio.h>
int temo[100000];
??
int main(void){
????????int n,i,j,count;
????????for (i=2;i<=50000;i++)temp[i]=1;
????????for (i = 2; i * i <= 50000; i++){
????????????????if (temp[i] == 1){
????????????????????????for (j = i * i; j <= 50000; j += i)temp[j] = 0;
????????????????}
????????}
????????while(1){
????????????????count=0;
????????????????scanf("%d", &n);
????????????????if (n==0)return(0);
????????????????for (i=0;i<=50000;i++){
????????????????????????if (temp[i]==1&&n-i>=i&&temp[n-i]==1){
????????????????????????????????count+=1;
????????????????????????}
????????????????}
????????????????printf("%d\n",count);
????????}
??????????
}
|
Main.java:1: error: illegal character: '#'
#include <stdio.h>
^
Main.java:1: error: class, interface, enum, or record expected
#include <stdio.h>
^
Main.java:3: error: class, interface, enum, or record expected
??
^
Main.java:6: error: class, interface, enum, or record expected
????????for (i=2;i<=50000;i++)temp[i]=1;
^
Main.java:6: error: class, interface, enum, or record expected
????????for (i=2;i<=50000;i++)temp[i]=1;
^
Main.java:6: error: class, interface, enum, or record expected
????????for (i=2;i<=50000;i++)temp[i]=1;
^
Main.java:7: error: class, interface, enum, or record expected
????????for (i = 2; i * i <= 50000; i++){
^
Main.java:7: error: class, interface, enum, or record expected
????????for (i = 2; i * i <= 50000; i++){
^
Main.java:7: error: class, interface, enum, or record expected
????????for (i = 2; i * i <= 50000; i++){
^
Main.java:9: error: class, interface, enum, or record expected
????????????????????????for (j = i * i; j <= 50000; j += i)temp[j] = 0;
^
Main.java:9: error: class, interface, enum, or record expected
????????????????????????for (j = i * i; j <= 50000; j += i)temp[j] = 0;
^
Main.java:10: error: class, interface, enum, or record expected
????????????????}
^
Main.java:14: error: class, interface, enum, or record expected
????????????????scanf("%d", &n);
^
Main.java:15: error: class, interface, enum, or record expected
????????????????if (n==0)return(0);
^
Main.java:16: error: class, interface, enum, or record expected
????????????????for (i=0;i<=50000;i++){
^
Main.java:16: error: class, interface, enum, or record expected
????????????????for (i=0;i<=50000;i++){
^
Main.java:16: error: class, interface, enum, or record expected
????????????????for (i=0;i<=50000;i++){
^
Main.java:19: error: class, interface, enum, or record expected
????????????????????????}
^
Main.java:22: error: class, interface, enum, or record expected
????????}
^
19 errors
|
s436604104
|
p00056
|
Java
|
#include <stdio.h>
int temo[100000];
??
int main(void){
????????int n;
inti,j,count;
????????for (i=2;i<=50000;i++)temp[i]=1;
????????for (i = 2; i * i <= 50000; i++){
????????????????if (temp[i]==1){
????????????????????????for (j=i*i;j<= 50000;j+=i)temp[j] = 0;
????????????????}
????????}
????????while(1){
????????????????count=0;
????????????????scanf("%d", &n);
????????????????if (n==0)return(0);
????????????????for (i=0;i<=50000;i++){
????????????????????????if (temp[i]==1&&n-i>=i&&temp[n-i]==1){
????????????????????????????????count+=1;
????????????????????????}
????????????????}
????????????????printf("%d\n",count);
????????}
??????????
}
|
Main.java:1: error: illegal character: '#'
#include <stdio.h>
^
Main.java:1: error: class, interface, enum, or record expected
#include <stdio.h>
^
Main.java:3: error: class, interface, enum, or record expected
??
^
Main.java:6: error: class, interface, enum, or record expected
inti,j,count;
^
Main.java:7: error: class, interface, enum, or record expected
????????for (i=2;i<=50000;i++)temp[i]=1;
^
Main.java:7: error: class, interface, enum, or record expected
????????for (i=2;i<=50000;i++)temp[i]=1;
^
Main.java:7: error: class, interface, enum, or record expected
????????for (i=2;i<=50000;i++)temp[i]=1;
^
Main.java:8: error: class, interface, enum, or record expected
????????for (i = 2; i * i <= 50000; i++){
^
Main.java:8: error: class, interface, enum, or record expected
????????for (i = 2; i * i <= 50000; i++){
^
Main.java:8: error: class, interface, enum, or record expected
????????for (i = 2; i * i <= 50000; i++){
^
Main.java:10: error: class, interface, enum, or record expected
????????????????????????for (j=i*i;j<= 50000;j+=i)temp[j] = 0;
^
Main.java:10: error: class, interface, enum, or record expected
????????????????????????for (j=i*i;j<= 50000;j+=i)temp[j] = 0;
^
Main.java:11: error: class, interface, enum, or record expected
????????????????}
^
Main.java:15: error: class, interface, enum, or record expected
????????????????scanf("%d", &n);
^
Main.java:16: error: class, interface, enum, or record expected
????????????????if (n==0)return(0);
^
Main.java:17: error: class, interface, enum, or record expected
????????????????for (i=0;i<=50000;i++){
^
Main.java:17: error: class, interface, enum, or record expected
????????????????for (i=0;i<=50000;i++){
^
Main.java:17: error: class, interface, enum, or record expected
????????????????for (i=0;i<=50000;i++){
^
Main.java:20: error: class, interface, enum, or record expected
????????????????????????}
^
Main.java:23: error: class, interface, enum, or record expected
????????}
^
20 errors
|
s755656786
|
p00056
|
Java
|
import java.util.*;
class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
int n,z = 0,count = 0;
boolean is;
while(sc.hasNextInt()){
n = sc.nextInt();
if(n == 0)break;
int[] N = new int[n];
z = 0;
count = 0;
for(int i = 2; i <= n; i++){
int x = i;
is = true;
for(int j = 2; j < Math.qurt(i ); j++)
if(i % j == 0){
is = false;
break;
}
if(is){
N[z] = i;
z++;
}
}
for(int i = 0; i < n; i++)
for(int j = i; j < n; j++)
if(N[i] + N[j] == n)count++;
System.out.println(count);
}
sc.close();
}
}
|
Main.java:20: error: cannot find symbol
for(int j = 2; j < Math.qurt(i ); j++)
^
symbol: method qurt(int)
location: class Math
1 error
|
s850410221
|
p00056
|
Java
|
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
public class Main {
//private static final ArrayList<Integer> primeNumberList = getPrimeNumberList(50000);
private static final Integer[] primeNumberArray = getPrimeNumberArray(50000);
public static void main(String[] args) throws IOException {
try (BufferedReader input = new BufferedReader(new InputStreamReader(System.in))) {
// final long time1 = System.nanoTime();
while (input.ready()) {
final int dataset = Integer.valueOf(input.readLine());
if (dataset == 0)
break;
System.out.println(getGoldbachsByArray(dataset));
}
// final long time2 = System.nanoTime();
// System.out.println(String.format("%1$,3d ns", time2 - time1));
}
}
private static int getGoldbachsByArray(int number) {
//final long time1 = System.nanoTime();
if (number % 2 != 0)
return 0;
int ret = 0;
int tmp = 0;
for (int i = 0; i < primeNumberArray.length; i++) {
if (primeNumberArray[i] >= number)
break;
for (int j = i; j < primeNumberArray.length; j++) {
tmp = primeNumberArray[i] + primeNumberArray[j];
if (tmp > number) {
break;
}
if (tmp == number) {
ret++;
}
}
}
//final long time2 = System.nanoTime();
//System.out.println(String.format("%1$,3d ns", time2 - time1));
return ret;
}
/*
private static int getGoldbachsByList(int number) {
// final long time1 = System.nanoTime();
if (number % 2 != 0)
return 0;
int ret = 0;
for (int i = 0; i < primeNumberList.size(); i++) {
if (primeNumberList.get(i) >= number)
break;
for (int j = i; j < primeNumberList.size(); j++) {
if (primeNumberList.get(i) + primeNumberList.get(j) > number) {
break;
}
if (primeNumberList.get(i) + primeNumberList.get(j) == number) {
ret++;
}
}
}
// final long time2 = System.nanoTime();
// System.out.println(String.format("%1$,3d ns", time2 - time1));
return ret;
}
*/
public static boolean isPrimeNumber(int number) {
for (int each : primeNumberList) {
if (number % each == 0)
return false;
if (each >= Math.sqrt(number))
break;
}
return true;
}
public static ArrayList<Integer> getPrimeNumberList(int maxNumber) {
ArrayList<Integer> primeNumberList = new ArrayList<>();
primeNumberList.add(2);
primeNumberList.add(3);
primeNumberList.add(5);
primeNumberList.add(7);
final int[] oneDigitList = { 1, 3, 7, 9 };
int tmp;
int sqrtTmp;
boolean addFlag;
for (int i = 10; i <= maxNumber; i += 10) {
for (int oneDigit : oneDigitList) {
addFlag = true;
tmp = i + oneDigit;
sqrtTmp = (int) Math.sqrt(tmp);
for (int primeNumber : primeNumberList) {
if (tmp % primeNumber == 0) {
addFlag = false;
break;
}
if (sqrtTmp < primeNumber) {
break;
}
}
if (addFlag) {
primeNumberList.add(tmp);
}
}
}
return primeNumberList;
}
public static Integer[] getPrimeNumberArray(int maxNumber) {
ArrayList<Integer> primeNumberList = new ArrayList<>();
primeNumberList.add(2);
primeNumberList.add(3);
primeNumberList.add(5);
primeNumberList.add(7);
final int[] oneDigitList = { 1, 3, 7, 9 };
int tmp;
int sqrtTmp;
boolean addFlag;
for (int i = 10; i <= maxNumber; i += 10) {
for (int oneDigit : oneDigitList) {
addFlag = true;
tmp = i + oneDigit;
sqrtTmp = (int) Math.sqrt(tmp);
for (int primeNumber : primeNumberList) {
if (tmp % primeNumber == 0) {
addFlag = false;
break;
}
if (sqrtTmp < primeNumber) {
break;
}
}
if (addFlag) {
primeNumberList.add(tmp);
}
}
}
return primeNumberList.toArray(new Integer[0]);
}
}
|
Main.java:72: error: cannot find symbol
for (int each : primeNumberList) {
^
symbol: variable primeNumberList
location: class Main
1 error
|
s487971599
|
p00056
|
Java
|
public class Main {
Scanner sc;
int[] table = new int[ 50001 ];
int[] prime = new int[ 50001 ];
int pCounter = 0;
private Main(){
sc = new Scanner( System.in );
table[ 1 ] = 1;
for( int i = 2; i < table.length; i++ ){
table[ i ] = 0;
}
for( int i = 2; i < table.length; i++ ){
if( table[ i ] == 1 ){ continue; }
prime[ pCounter++ ] = i;
for( int j = i * 2; j < table.length; j += i){
table[ j ] = 1;
}
}
}
private void run(){
while( true ){
int n = sc.nextInt();
if( n == 0 ){ break; }
int counter = 0;
for( int i = 0; prime[ i ] <= n / 2; i++ ){
int cN = n - prime[ i ];
if( table[ cN ] == 0 ){ counter++; }
}
System.out.println( counter );
}
}
public static void main( String[] args ){
new Main().run();
}
}
|
Main.java:3: error: cannot find symbol
Scanner sc;
^
symbol: class Scanner
location: class Main
Main.java:9: error: cannot find symbol
sc = new Scanner( System.in );
^
symbol: class Scanner
location: class Main
2 errors
|
s828174701
|
p00056
|
Java
|
import java.util.*;
import static java.util.Arrays.*;
import static java.lang.Math.*;
public Main {
boolean[] p;
int MAX = 50001;
void run() {
p = new boolean[MAX];
for(int i=2;i<MAX;i++) if(!p[i]) {
for(int j=2*i;j<MAX;j+=i) p[j] = true;
}
Scanner sc = new Scanner(System.in);
for(;;) {
int n = sc.nextInt();
if( n == 0 ) break;
int cnt = 0;
for(int i=2;i<n/2;i++) if(!p[n-i] && !p[i]) cnt++;
if(n/2 == n-n/2 && !p[n/2]) cnt++;
System.out.println(cnt);
}
}
public static void main(String[] args) {
new Main().run();
}
}
|
Main.java:5: error: class, interface, enum, or record expected
public Main {
^
Main.java:7: error: unnamed classes are a preview feature and are disabled by default.
int MAX = 50001;
^
(use --enable-preview to enable unnamed classes)
Main.java:27: error: class, interface, enum, or record expected
}
^
3 errors
|
s182584218
|
p00056
|
Java
|
import java.util.*;
import static java.util.Arrays.*;
import static java.lang.Math.*;
public class P0056 {
boolean[] p;
int MAX = 50001;
void run() {
p = new boolean[MAX];
for(int i=2;i<MAX;i++) if(!p[i]) {
for(int j=2*i;j<MAX;j+=i) p[j] = true;
}
Scanner sc = new Scanner(System.in);
for(;;) {
int n = sc.nextInt();
if( n == 0 ) break;
int cnt = 0;
for(int i=2;i<(n+1)/2;i++) if(!p[n-i] && !p[i]) cnt++;
if(n/2 == n-n/2 && !p[n/2]) cnt++;
System.out.println(cnt);
}
}
public static void main(String[] args) {
new P0056().run();
}
}
|
Main.java:5: error: class P0056 is public, should be declared in a file named P0056.java
public class P0056 {
^
1 error
|
s611207485
|
p00056
|
Java
|
import java.util.Scanner;
public class _0056 {
static final int MAX = 50000;
static boolean[] era = new boolean[MAX+1];
static{
era[0]=era[1]=true;
for (int i = 2; i*i <= MAX ; i++) {
if(!era[i]) for (int j = i*2; j <=MAX ; j+=i) {
era[j]=true;
}
}
}
public static void main(String[] args) {
Scanner scan = new Scanner(System.in);
int n;
while((n=scan.nextInt())!=0){
int k=0;
for (int i = 2; i <=n/2 ; i++) {
if(n-i<0) break;
if(!era[i] && !era[n-i]) k++;
}
System.out.println(k);
}
}
}
|
Main.java:3: error: class _0056 is public, should be declared in a file named _0056.java
public class _0056 {
^
1 error
|
s224308971
|
p00056
|
Java
|
public class Main {
public static void main(String[] arg) {
boolean[] notPrime = new boolean[50001];
notPrime[0] = true;
notPrime[1] = true;
int primeCount = 50000 - 1;
for (int i = 4; i <= 50000; i += 2) {
if (!notPrime[i]) {
notPrime[i] = true;
primeCount--;
}
final int k = i - 1;
if (!notPrime[k]) {
for (int j = k * 2; j <= 50000; j += k) {
if (!notPrime[j]) {
notPrime[j] = true;
primeCount--;
}
}
}
}
int[] primes = new int[primeCount];
primes[0] = 2;
int index = 1;
for (int i = 3; i <= 50000; i += 2) {
if (!notPrime[i]) {
primes[index++] = i;
}
}
int[] gbc = new int[50001];
for (int i = 0; i < primes.length; i++) {
for (int j = i; j < primes.length; j++) {
int val = primes[i] + primes[j];
if (val > 50000) {
break;
}
gbc[val]++;
}
}
Scanner in = new Scanner(System.in);
while (in.hasNext()) {
int n = in.nextInt();
if (n != 0) {
System.out.println(gbc[n]);
}
}
}
}
|
Main.java:41: error: cannot find symbol
Scanner in = new Scanner(System.in);
^
symbol: class Scanner
location: class Main
Main.java:41: error: cannot find symbol
Scanner in = new Scanner(System.in);
^
symbol: class Scanner
location: class Main
2 errors
|
s850984819
|
p00056
|
C
|
#include <stdio.h>
#include <math.h>
#define MAX 55000
int num[MAX], used[MAX];
int main(void){
int i, j, cnt, n;
num[1] = 1;
for(i = 2; i < sqrt(MAX); i++){
for(j = i; i * j < MAX; j++) num[i*j] = 1;
}
while(1){
scanf("%d", &n);
if(n == 0) break;
if((n & 1) == 1){
printf("%d\n", 0);
continue;
}
cnt = 0;
memset(used, 0, MAX);
for(i = 2; i < n; i++){
if(used[i] == 1) continue;
if(num[i] != 1 && num[n-i] != 1){
cnt++;
|
main.c: In function 'main':
main.c:22:17: error: implicit declaration of function 'memset' [-Wimplicit-function-declaration]
22 | memset(used, 0, MAX);
| ^~~~~~
main.c:3:1: note: include '<string.h>' or provide a declaration of 'memset'
2 | #include <math.h>
+++ |+#include <string.h>
3 | #define MAX 55000
main.c:22:17: warning: incompatible implicit declaration of built-in function 'memset' [-Wbuiltin-declaration-mismatch]
22 | memset(used, 0, MAX);
| ^~~~~~
main.c:22:17: note: include '<string.h>' or provide a declaration of 'memset'
main.c:26:33: error: expected declaration or statement at end of input
26 | cnt++;
| ^~~
main.c:26:33: error: expected declaration or statement at end of input
main.c:26:33: error: expected declaration or statement at end of input
main.c:26:33: error: expected declaration or statement at end of input
|
s589872298
|
p00056
|
C
|
#include<stdio.h>
#include<math.h>
#include <stdlib.h>
#include<string.h>
#include<limits.h>
int main(){
int i,j,n,k,count=0;
int num[60000]={0};
int ans[60000]={0};
for(i=2;i<51000;i++)num[i]=i;
for(i=2;i<sqrt(51000);i++){
for(j=2;j*i<=51000;j++)num[j*i]=0;
}
//while(1){
scanf("%d",&n);
if(n==0)break;
for(i=2,j=0;i<n;i++){
if(num[i]!=0){
ans[j]=i;
j++;
}
}
for(i=0;i<=j/2;i++){
for(k=0;k<j;k++)if(ans[i]+ans[k]==n)count++;
}
printf("%d\n",count);
j=0;
count=0;
//}
return 0;
}
|
main.c: In function 'main':
main.c:20:25: error: break statement not within loop or switch
20 | if(n==0)break;
| ^~~~~
|
s489112213
|
p00056
|
C
|
#include <cstdio>
int main()
{
int n;
char prime[50001];
for(int i = 0; i <= 50000; i++)
prime[i] = 1;
prime[0] = 0; prime[1] = 0;
for(int i = 2; i <= 50000; i++){
if(!prime[i]) continue;
for(int j = i + i; j <= 50000; j += i)
prime[j] = 0;
}
while(scanf("%d\n", &n), n){
int cnt = 0;
for(int i = 2; i <= n / 2; i++)
if(prime[i] && prime[n - i])
cnt++;
printf("%d\n", cnt);
}
return 0;
}
|
main.c:1:10: fatal error: cstdio: No such file or directory
1 | #include <cstdio>
| ^~~~~~~~
compilation terminated.
|
s967775938
|
p00056
|
C
|
#include<stdio.h>
#include<math.h>
int prime_number(int n){
int prime1[50000], prime2[50000];
int i, j, k = 0, flag, count = 0,b;
for (i = 0; i < n; i++)prime1[i] = 1;
for (i = 4; i < n; i+=2)prime1[i] = 0;
b = sqrt(n);
for (i = 3; i <= b; i += 2) {
if (prime1[i]) {
for (j = 2 * i; j < n; j += i)prime1[j] = 0;
}
}
for (i = 2; i < n; i++) {
if (prime1[i]) prime2[k++] = i;
}
for (i = 0; i < k; i++) {
for (j = 0; j < k; j++) {
if (prime2[i] + prime2[j] == n) {
count++;
prime2[i] = 0;
}
}
}
return count;
}
int main(void) {
int n,count;
while (1) {
scanf"%d",&n);
if (n == 0)break;
count = 0;
count = prime_number(n);
printf("%d\n", count);
}
return 0;
}
|
main.c: In function 'main':
main.c:34:22: error: expected ';' before string constant
34 | scanf"%d",&n);
| ^~~~
| ;
main.c:34:29: error: expected statement before ')' token
34 | scanf"%d",&n);
| ^
|
s289014367
|
p00056
|
C
|
#include<stdio.h>
#include<math.h>
#define SIZE 50000
char primes[SIZE];
int main(){
int i,j,sq,ne,n;
sq=sqrt(SIZE)+1;
for(i=2;i<=25000;i++) primes[i*2-1]=1;
for(i=3;i<=sq;i+=2){
ne=SIZE/i+1;
for(j=2;j<=ne;j++){
primes[j*i-1]=1;
}
}
do{
scanf("%d",&n);
if(n==0) break;
ne=n/2;
for(i=1,j=0;i<ne;i++){
if(primes[i]==0&&primes[n-i-2]==0)
j++j
}
printf("%d\n",j);
}while(1);
return 0;
}
|
main.c: In function 'main':
main.c:23:12: error: expected ';' before 'j'
23 | j++j
| ^
| ;
|
s006463429
|
p00056
|
C
|
#include <cstdio>
#include <algorithm>
using namespace std;
int main(){
int i,j,n,num=0,sum=0,x[10000],a=0;
while(scanf("%d",&n)){
if(n==0) break;
for(i=2;i<=n;i++){
for(j=2;j*j<=n;j++){
if(i!=j){if(i%j==0){
num=1; break;}}}
if(num==0){ x[a]=i;
a++;}num=0;
}
for(i=0;i<=a;i++){
for(j=0;j<=a;j++){
if(x[i]+x[j]==n) sum++;
}
}if(sum%2==1){
printf("%d\n",sum/2+1);
}else{
printf("%d\n",sum/2);
}
sum=0; a=0;
}
return 0;
}
|
main.c:1:10: fatal error: cstdio: No such file or directory
1 | #include <cstdio>
| ^~~~~~~~
compilation terminated.
|
s731728083
|
p00056
|
C
|
#include<stdio.h>
int x[5133],i,j,n,num,sum,a;
int main(){
for(i=2;;i++){
for(j=2;j*j<=i;j++){
if(i!=j){if(i%j==0){num=1; break;}}}
if(num==0){x[a]=i; a++;}num=0;
if(a==5133) break;
}
while(1){
scanf("%d",&n);
if(n==0) break;
if(n%2==1){
for(j=0;x[j]<=n;j++){
if(x[j]==n-2) {sum++; break;}
}}
else{
for(i=0;x[i]<=n/2;i++){
for(j=0;x[j]<=n;j++){
if(x[i]+x[j]==n) {sum++; break;}
}}
printf("%d\n",sum);
sum=0;
}
return 0;
}
|
main.c: In function 'main':
main.c:26:1: error: expected declaration or statement at end of input
26 | }
| ^
|
s152768996
|
p00056
|
C
|
#include <stdio.h>
int prime[100000]={0};
int main(){
int i,j,k,flag,fl;
while(1){
scanf("%d",&i);
if(i == 0){
break;
}
fl=0;
for(j=2;j<=i/2;j++){
for(k=2;k*j<=i;k++){
prime[j*k]=1;
}
}
for(j=0;j<=i;j++){
if(prime[j] + prime[] == i){
fl++;
}
}
printf("%d\n",fl);
}
return(0);
}
|
main.c: In function 'main':
main.c:17:27: error: expected expression before ']' token
17 | if(prime[j] + prime[] == i){
| ^
|
s607750500
|
p00056
|
C
|
#define _CRT_SECURE_NO_WARNINGS
#define _USE_MATH_DEFINES
#include<stdio.h>
#include<math.h>
#include<string.h>
#include<stdlib.h>
#include<stdarg.h>
#include<malloc.h>
int IsPrime(int);
int p[50001] = {0};
int main()
{
int i, j, n, s, t, m, count, buf[5200] = {0}, ans;
for(i=2; i<=50000; i++)
p[i] = 1;
j = 0;
for(i=0; i<=223; i++){
if(IsPrime(i) == 1){
buf[j] = i;
j++;
}
}
for(i=0; i<48; i++){
for(j=2*buf[i]; j<=50000; j+=buf[i])
p[j] = 0;
}
j = 0;
for(i=0; i<=50000; i++){
if(p[i] == 1){
buf[j] = i;
j++;
}
}
while(1){
count=0;
ans=0;
scanf("%d", &n);
if(n==0)
break;
for(i=0; i<=n; i++)
count += p[i];
for(i=0; i<count; i++){
if(buf[i] * 2 > n)
break;
s = i;
t = count-1;
while(s<=t){
m = (s+t)/2;
if(buf[i] + buf[m] == n){
ans++;
break;
} else if(buf[i] + buf[m] > n){
t = m-1;
} else if(buf[i] + buf[m] < n){
s = m+1;
}
}
}
printf("%d\n", ans);
}
return 0;
}
|
/usr/bin/ld: /tmp/ccWw0XAM.o: in function `main':
main.c:(.text+0x6b): undefined reference to `IsPrime'
collect2: error: ld returned 1 exit status
|
s186262545
|
p00056
|
C++
|
#include<iostream>
using namespace std;
bool isp[1<<17]
int n;
main()
{
isp[0]=isp[1]=1;
for(int i=2;i<=5e4;i++)
{
if(!isp[i])
{
for(int j=i+i;j<=5e4;j+=i)isp[j]=1;
}
}
while(cin>>n,n)
{
int c=0;
for(int i=2;i+2<=n;i++)if(!isp[i]&&!isp[n-i])c++;
cout<<c<<endl;
}
}
|
a.cc:4:1: error: expected initializer before 'int'
4 | int n;
| ^~~
a.cc:5:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
5 | main()
| ^~~~
a.cc: In function 'int main()':
a.cc:7:5: error: 'isp' was not declared in this scope
7 | isp[0]=isp[1]=1;
| ^~~
a.cc:15:16: error: 'n' was not declared in this scope
15 | while(cin>>n,n)
| ^
|
s101197816
|
p00056
|
C++
|
#include <bits/stdc++.h>
using namespace std;
typedef unsigned long long ull;
#define loop(i,a,b) for(int i=(a);i<ull(b);++i)
#define rep(i,n) loop(i,0,n)
#define all(a) (a).begin(), (a).end()
const double eps = 1e-10;
const double pi = acos(-1.0);
const double inf = (int)1e8;
/*テァツエツ?ヲツ閉ーテ・ツ按、テ・ツョツ?/
const int MAX = 1000100;
bool prime[MAX];
void sieve(){
fill(prime, prime+MAX, true);
prime[0] = prime[1] = false;
for(int i=2; i*i < MAX; i++){
if(!prime[i]) continue;
for(int j=i*i; j < MAX; j += i) prime[j] = false;
}
}
int main(){
sieve();
int n;
while(cin >> n, n){
int ret = 0;
for(int i=0; i< n; i++){
for(int j=i; j < n; j++) if(prime[i] && prime[j] && i+j == n) ret++;
}
cout << ret << endl;
}
}
|
a.cc:14:1: error: unterminated comment
14 | /*テァツエツ?ヲツ閉ーテ・ツ按、テ・ツョツ?/
| ^
|
s129019863
|
p00056
|
C++
|
import java.util.ArrayList;
import java.util.Scanner;
class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
ArrayList<Integer> list = new ArrayList<Integer>();
int n,count;
boolean is;
while(true){
n = sc.nextInt();
if(n == 0)break;
count = 0;
for(int i = 2; i < n; i++){
is = true;
for(int j = 2; j <= Math.sqrt(i); j++)
if(i % j == 0){
is = false;
break;
}
if(is)list.add(i);
}
for(int i = 0; i < list.size(); i++)
for(int j = i; j < list.size(); j++)
if(list.get(i) + list.get(j) == n)count++;
System.out.println(count);
list.clear();
}
sc.close();
}
}
|
a.cc:1:1: error: 'import' does not name a type
1 | import java.util.ArrayList;
| ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:2:1: error: 'import' does not name a type
2 | import java.util.Scanner;
| ^~~~~~
a.cc:2:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:5:15: error: expected ':' before 'static'
5 | public static void main(String[] args){
| ^~~~~~~
| :
a.cc:5:33: error: 'String' has not been declared
5 | public static void main(String[] args){
| ^~~~~~
a.cc:5:42: error: expected ',' or '...' before 'args'
5 | public static void main(String[] args){
| ^~~~
a.cc:37:2: error: expected ';' after class definition
37 | }
| ^
| ;
a.cc: In static member function 'static void Main::main(int*)':
a.cc:6:17: error: 'Scanner' was not declared in this scope
6 | Scanner sc = new Scanner(System.in);
| ^~~~~~~
a.cc:7:17: error: 'ArrayList' was not declared in this scope
7 | ArrayList<Integer> list = new ArrayList<Integer>();
| ^~~~~~~~~
a.cc:7:27: error: 'Integer' was not declared in this scope
7 | ArrayList<Integer> list = new ArrayList<Integer>();
| ^~~~~~~
a.cc:7:36: error: 'list' was not declared in this scope
7 | ArrayList<Integer> list = new ArrayList<Integer>();
| ^~~~
a.cc:7:47: error: 'ArrayList' does not name a type
7 | ArrayList<Integer> list = new ArrayList<Integer>();
| ^~~~~~~~~
a.cc:7:66: error: expected primary-expression before ')' token
7 | ArrayList<Integer> list = new ArrayList<Integer>();
| ^
a.cc:10:17: error: 'boolean' was not declared in this scope; did you mean 'bool'?
10 | boolean is;
| ^~~~~~~
| bool
a.cc:14:29: error: 'sc' was not declared in this scope
14 | n = sc.nextInt();
| ^~
a.cc:19:33: error: 'is' was not declared in this scope; did you mean 'i'?
19 | is = true;
| ^~
| i
a.cc:20:53: error: 'Math' was not declared in this scope
20 | for(int j = 2; j <= Math.sqrt(i); j++)
| ^~~~
a.cc:32:25: error: 'System' was not declared in this scope
32 | System.out.println(count);
| ^~~~~~
a.cc:35:17: error: 'sc' was not declared in this scope
35 | sc.close();
| ^~
|
s805050175
|
p00056
|
C++
|
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
public class Main{
public static void main(String[] args){
Main myMain = new Main();
BufferedReader reader =
new BufferedReader(new InputStreamReader(System.in));
int n,slot,count;
boolean is;
try{
while((n = Integer.parseInt(reader.readLine())) != 0){
int[] x = new int[n];
slot = count = 0;
for(int i = 2; i < n; i++){
is = true;
is = myMain.prime(i,is);
if(is){
x[slot++] = i;
}
}
for(int i = 0; i < x.length; i++){
for(int j = i; j < x.length; j++){
if(x[i] + x[j] == n){
count++;
}
}
}
System.out.println(count);
}
reader.close();
}catch(IOException e){
}
}
public boolean prime(int x, boolean y){
for(int i = 2; i <= Math.sqrt(x); i++){
if(x % i == 0){
y = false;
break;
}
}
return y;
}
}
|
a.cc:1:1: error: 'import' does not name a type
1 | import java.io.BufferedReader;
| ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:2:1: error: 'import' does not name a type
2 | import java.io.IOException;
| ^~~~~~
a.cc:2:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:3:1: error: 'import' does not name a type
3 | import java.io.InputStreamReader;
| ^~~~~~
a.cc:3:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:5:1: error: expected unqualified-id before 'public'
5 | public class Main{
| ^~~~~~
|
s564811644
|
p00056
|
C++
|
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
public class Main{
public static void main(String[] args){
Main myMain = new Main();
BufferedReader reader =
new BufferedReader(new InputStreamReader(System.in));
int n,slot,count;
boolean is;
int[] x = new int[50001];
try{
while((n = Integer.parseInt(reader.readLine())) != 0){
slot = count = 0;
for(int i = 2; i < n; i++){
is = true;
is = myMain.prime(i,is);
if(is){
x[slot++] = i;
}
}
for(int i = 0; i < n / 2; i++){
for(int j = i; j < n / 2; j++){
if(x[i] + x[j] == n){
count++;
}
}
}
System.out.println(count);
}
reader.close();
}catch(IOException e){
}
}
public boolean prime(int x, boolean y){
for(int i = 2; i <= Math.sqrt(x); i++){
if(x % i == 0){
y = false;
break;
}
}
return y;
}
}
|
a.cc:1:1: error: 'import' does not name a type
1 | import java.io.BufferedReader;
| ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:2:1: error: 'import' does not name a type
2 | import java.io.IOException;
| ^~~~~~
a.cc:2:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:3:1: error: 'import' does not name a type
3 | import java.io.InputStreamReader;
| ^~~~~~
a.cc:3:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:5:1: error: expected unqualified-id before 'public'
5 | public class Main{
| ^~~~~~
|
s930876930
|
p00056
|
C++
|
#! ruby -n
require 'prime'
n=$_.to_i;a=Prime.each(50000).to_a;
n>0&&p([*2..(n+1)/2].count{|v|a.index(v)&&a.index(n-v)})
|
a.cc:1:2: error: invalid preprocessing directive #!
1 | #! ruby -n
| ^
a.cc:2:9: warning: multi-character literal with 5 characters exceeds 'int' size of 4 bytes
2 | require 'prime'
| ^~~~~~~
a.cc:4:10: error: too many decimal points in number
4 | n>0&&p([*2..(n+1)/2].count{|v|a.index(v)&&a.index(n-v)})
| ^~~
a.cc:2:1: error: 'require' does not name a type
2 | require 'prime'
| ^~~~~~~
a.cc:3:11: error: 'a' does not name a type
3 | n=$_.to_i;a=Prime.each(50000).to_a;
| ^
a.cc:4:1: error: 'n' does not name a type
4 | n>0&&p([*2..(n+1)/2].count{|v|a.index(v)&&a.index(n-v)})
| ^
a.cc:4:56: error: expected unqualified-id before ')' token
4 | n>0&&p([*2..(n+1)/2].count{|v|a.index(v)&&a.index(n-v)})
| ^
|
s849788883
|
p00056
|
C++
|
#include<bits/stdc++.h>
using namespace std;
int main()
{
int prime[50001];
for(int i=2;i<50001;i++)prime[i]=0;
for(int i=2;i<=sqrt(50001);i++){
if(prime[i]==0){
for(int j=i+i;j<50001;j+=i)prime[j]=1;
}
}
int n,cou=0;
while(cin>>n&&n!=0){
if(n%2!=0)cout<<"0"<<endl;
else{
if(n==4)cou=1;
else for(int i=3;i<=n/2;i+=2)if(prime[i]==0&&prime[n-i]==0)cou++;
cout<<cou<<endl;
cou=0;
}
}
}
#include<bits/stdc++.h>
using namespace std;
int main()
{
int prime[50001];
for(int i=2;i<50001;i++)prime[i]=0;
for(int i=2;i<=sqrt(50001);i++){
if(prime[i]==0){
for(int j=i+i;j<50001;j+=i)prime[j]=1;
}
}
int n,cou=0;
while(cin>>n&&n!=0){
if(n%2!=0)cout<<"0"<<endl;
else{
if(n==4)cou=1;
else for(int i=3;i<=n/2;i+=2)if(prime[i]==0&&prime[n-i]==0)cou++;
cout<<cou<<endl;
cou=0;
}
}
}
|
a.cc:25:5: error: redefinition of 'int main()'
25 | int main()
| ^~~~
a.cc:3:5: note: 'int main()' previously defined here
3 | int main()
| ^~~~
|
s245172578
|
p00056
|
C++
|
#include <iostream>
#include <cmath>
#include <vector>
using namespace std;
bool prime(int n);
int main() {
vector<int> array;
int n;
array.push_back(2);
for (int i = 3; i < 50000; i+=2) {
if (prime(i)) array.push_back(i);
}//?´???°?????§?????????
int count;
while (cin >> n && n) {
count = 0;
for (int i = 0; 2 * array.at(i) <= n; i++) {
if (find(array.begin(), array.end(), n - array.at(i)) != array.end()) {
count++;
}
}
cout << count << endl;
}
return 0;
}
bool prime(int n) {
for (int i = 3; i <= sqrt(n); i += 2) {
if (n % i == 0) return false;
}
return true;
}
|
a.cc: In function 'int main()':
a.cc:20:21: error: no matching function for call to 'find(std::vector<int>::iterator, std::vector<int>::iterator, int)'
20 | if (find(array.begin(), array.end(), n - array.at(i)) != array.end()) {
| ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/bits/locale_facets.h:48,
from /usr/include/c++/14/bits/basic_ios.h:37,
from /usr/include/c++/14/ios:46,
from /usr/include/c++/14/ostream:40,
from /usr/include/c++/14/iostream:41,
from a.cc:1:
/usr/include/c++/14/bits/streambuf_iterator.h:435:5: note: candidate: 'template<class _CharT2> typename __gnu_cxx::__enable_if<std::__is_char<_CharT2>::__value, std::istreambuf_iterator<_CharT> >::__type std::find(istreambuf_iterator<_CharT>, istreambuf_iterator<_CharT>, const _CharT2&)'
435 | find(istreambuf_iterator<_CharT> __first,
| ^~~~
/usr/include/c++/14/bits/streambuf_iterator.h:435:5: note: template argument deduction/substitution failed:
a.cc:20:21: note: '__gnu_cxx::__normal_iterator<int*, std::vector<int> >' is not derived from 'std::istreambuf_iterator<_CharT>'
20 | if (find(array.begin(), array.end(), n - array.at(i)) != array.end()) {
| ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
s923957466
|
p00056
|
C++
|
#include <iostream>
#include <stdio.h>
using namespace std;
#define MAX_N 50001
bool IsPrime[MAX_N];
void q56() {
memset(IsPrime, 1, sizeof(IsPrime));
IsPrime[0] = false;
IsPrime[1] = false;
for (int i = 0; i < sqrt(MAX_N); i++) {
if (!IsPrime[i]) continue;
for (int j = i * 2; j < MAX_N; j += i) {
IsPrime[j] = false;
}
}
int n;
for (; cin >> n;) {
if (!n) break;
int cnt = 0;
for (int i = 0; i < (double)(n+1)/2; i++) {
if (IsPrime[i] && IsPrime[n - i]) cnt++;
}
cout << cnt << endl;
}
}
int main() {
q56();
return 0;
}
|
a.cc: In function 'void q56()':
a.cc:11:9: error: 'memset' was not declared in this scope
11 | memset(IsPrime, 1, sizeof(IsPrime));
| ^~~~~~
a.cc:3:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
2 | #include <iostream>
+++ |+#include <cstring>
3 | #include <stdio.h>
a.cc:14:29: error: 'sqrt' was not declared in this scope
14 | for (int i = 0; i < sqrt(MAX_N); i++) {
| ^~~~
|
s672880533
|
p00056
|
C++
|
#include <iostream>
#include <stdio.h>
using namespace std;
#define _USE_MATH_DEFINES
#include <math.h>
#define MAX_N 50001
bool IsPrime[MAX_N];
void q56() {
memset(IsPrime, 1, sizeof(IsPrime));
IsPrime[0] = false;
IsPrime[1] = false;
for (int i = 0; i < sqrt(MAX_N); i++) {
if (!IsPrime[i]) continue;
for (int j = i * 2; j < MAX_N; j += i) {
IsPrime[j] = false;
}
}
int n;
for (; cin >> n;) {
if (!n) break;
int cnt = 0;
for (int i = 0; i < (double)(n+1)/2; i++) {
if (IsPrime[i] && IsPrime[n - i]) cnt++;
}
cout << cnt << endl;
}
}
int main() {
q56();
return 0;
}
|
a.cc: In function 'void q56()':
a.cc:12:9: error: 'memset' was not declared in this scope
12 | memset(IsPrime, 1, sizeof(IsPrime));
| ^~~~~~
a.cc:7:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
6 | #include <math.h>
+++ |+#include <cstring>
7 |
|
s981344083
|
p00056
|
C++
|
#include <iostream>
#include <stdio.h>
#include <string>
#include <algorithm>
#include<cstdlib>
using namespace std;
#define _USE_MATH_DEFINES
#include <math.h>
#define MAX_N 50001
bool IsPrime[MAX_N];
void q56() {
memset(IsPrime, 1, sizeof(IsPrime));
IsPrime[0] = false;
IsPrime[1] = false;
for (int i = 0; i < sqrt(MAX_N); i++) {
if (!IsPrime[i]) continue;
for (int j = i * 2; j < MAX_N; j += i) {
IsPrime[j] = false;
}
}
int n;
for (; cin >> n;) {
if (!n) break;
int cnt = 0;
for (int i = 0; i < (double)(n+1)/2; i++) {
if (IsPrime[i] && IsPrime[n - i]) cnt++;
}
cout << cnt << endl;
}
}
int main() {
q56();
return 0;
}
|
a.cc: In function 'void q56()':
a.cc:14:9: error: 'memset' was not declared in this scope
14 | memset(IsPrime, 1, sizeof(IsPrime));
| ^~~~~~
a.cc:9:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
8 | #include <math.h>
+++ |+#include <cstring>
9 |
|
s586995946
|
p00056
|
C++
|
#include <iostream>
using namespace std;
int main()
{
bool is_prime[50000];
is_prime[0]=is_prime[1]=false;
for(int i=2; i<50000; i++){
is_prime[i]=true;
}
for(int i=2; i*i<50000; i++){
if(is_prime[i]){
for(int j=i*i; j<50000; j+=i){
is_prime[j]=false;
}
}
}
int prime[5133];
for(int i=0; i<=5133; i++)
if(is_prime[i]){
prime[cnt]=i;
cnt++;
}
while(true){
int n;
cin>>n;
if(cin.eof())
break;
int output=0;
for(int i=0; i<n; i++){
for(int j=i; j<n; j++){
if((prime[i]+prime[j])==n){
output++;
}
}
}
cout<<output<<endl;
}
}
|
a.cc: In function 'int main()':
a.cc:25:31: error: 'cnt' was not declared in this scope; did you mean 'int'?
25 | prime[cnt]=i;
| ^~~
| int
|
s963402249
|
p00056
|
C++
|
#include<iostream>
#include<algorithm>
#include<deque>
using namespace std;
void MakePrimeArray(bool& A[],int n){
A[0] = A[1] = false;
for(int i=2;i<n;i++){
A[i] = true;
}
for(int i=2;i*i<n;i++){
if(A[i]){
for(int j=i*i;j<n;j+=i){
A[j] = false;
}
}
}
}
inline int GoldBach(const deque<int>& prime,int n){
int count=0;
deque<int> clear;
bool ok=true;
for(int i=0;prime[i]<n;i++){
if(std::binary_search(clear.begin(), clear.end(), prime[i])){
continue;
}
int num=n-prime[i];
if(std::binary_search(prime.begin(), prime.end(), num)){
count++;
clear.insert(clear.begin(),num);
}
}
return count;
}
int main(){
int n=50000;
bool *primearray = new bool[n];
MakePrimeArray(primearray,n);
deque<int> prime;
for(int i=2;i<n;i++){
if(primearray[i]){
prime.push_back(i);
}
}
while(true){
int innum;
cin >> innum;
if(innum==0) break;
cout << GoldBach(prime,innum) << endl;
}
delete[] primearray;
return 0;
}
|
a.cc:7:27: error: declaration of 'A' as array of references
7 | void MakePrimeArray(bool& A[],int n){
| ^
a.cc:7:30: error: expected ')' before ',' token
7 | void MakePrimeArray(bool& A[],int n){
| ~ ^
| )
a.cc:7:31: error: expected unqualified-id before 'int'
7 | void MakePrimeArray(bool& A[],int n){
| ^~~
|
s945999782
|
p00056
|
C++
|
#include<stdio.h>
#include<algorithm>
#include<deque>
using namespace std;
void MakePrimeArray(deque<bool>& A,int n){
A[0] = A[1] = false;
for(int i=2;i<n;i++){
A[i] = true;
}
for(int i=2;i*i<n;i++){
if(A[i]){
for(int j=i*i;j<n;j+=i){
A[j] = false;
}
}
}
}
inline int GoldBach(const deque<int>& prime,int n){
int count=0;
deque<int> clear;
bool ok=true;
for(int i=0;prime[i]<n;i++){
if(std::binary_search(clear.begin(), clear.end(), prime[i])){
continue;
}
int num=n-prime[i];
if(std::binary_search(prime.begin(), prime.end(), num)){
count++;
clear.insert(clear.begin(),num);
}
}
return count;
}
int main(){
int n=50001;
deque<bool> primearray;
primearray.resize(n);
MakePrimeArray(primearray,n);
deque<int> prime;
for(int i=2;i<n;i++){
if(primearray[i]){
prime.push_back(i);
}
}
while(true){
int innum;
cin >> innum;
scanf("%d",&innum);
if(innum==0) break;
int answer = GoldBach(prime,innum) ;
printf("%d \n",answer);
cout << GoldBach(prime,innum) << endl;
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:69:17: error: 'cin' was not declared in this scope
69 | cin >> innum;
| ^~~
a.cc:4:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
3 | #include<deque>
+++ |+#include <iostream>
4 |
a.cc:75:17: error: 'cout' was not declared in this scope
75 | cout << GoldBach(prime,innum) << endl;
| ^~~~
a.cc:75:17: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:75:50: error: 'endl' was not declared in this scope
75 | cout << GoldBach(prime,innum) << endl;
| ^~~~
a.cc:4:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
3 | #include<deque>
+++ |+#include <ostream>
4 |
|
s810022176
|
p00056
|
C++
|
#include<iostream>
using namespace std;
int main(){
bool is_prime[50000];
is_prime[0]=is_prime[1]=false;
for(int i=2;i<50000;i++){
is_prime[i]=true;
}
for(int i=2;i*i<50000;i++){
if(is_prime[i]){
for(int j=i*i;j<50000;j+=i){
is_prime[j]=false;
}
}
}
while(true){
int n;
cin>>n;
int count=0;
if(cin.eof())
break;
for(int i=0;i<=(n/2);i++){
if(is_prime[i]&&is_prime[n-i]){
if(
count++;
}
}
cout<<count<<endl;
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:34:25: error: expected primary-expression before '}' token
34 | }
| ^
a.cc:33:49: error: expected ')' before '}' token
33 | count++;
| ^
| )
34 | }
| ~
a.cc:32:35: note: to match this '('
32 | if(
| ^
a.cc:34:25: error: expected primary-expression before '}' token
34 | }
| ^
|
s473925315
|
p00056
|
C++
|
#include<iostream>
using namespace std;
int main(){
bool is_prime[50000];
is_prime[0]=is_prime[1]=false;
for(int i=2;i<50000;i++){
is_prime[i]=true;
}
for(int i=2;i*i<50000;i++){
if(is_prime[i]){
for(int j=i*i;j<50000;j+=i){
is_prime[j]=false;
}
}
}
while(true){
int n;
cin>>n;
int count=0;
if(n==0)
break;
for(int i=2;i<=(n/2);i++){
if(is_prime[i]&&is_prime[n-i]){
if(
count++;
}
}
cout<<count<<endl;
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:34:25: error: expected primary-expression before '}' token
34 | }
| ^
a.cc:33:49: error: expected ')' before '}' token
33 | count++;
| ^
| )
34 | }
| ~
a.cc:32:35: note: to match this '('
32 | if(
| ^
a.cc:34:25: error: expected primary-expression before '}' token
34 | }
| ^
|
s512356760
|
p00056
|
C++
|
import Control.Monad
import Control.Monad.State
import Data.List (foldl')
main = evalStateT solve primes
solve :: StateT [Int] IO ()
solve = do
ps <- get
n <- liftIO readLn
unless (n == 0) $ do
liftIO . print $ primeComsLen n 0 ps
solve
primeComs n = [ (i,j) | i <- takeWhile (\x -> 2*x <= n) $ primes,j <- [n-i], isPrime j]
primes :: [Int]
primes = 2 : filter isPrime [3,5..50001]
isPrime :: Int -> Bool
isPrime n = foldl' (flip $ (&&).(/= 0).mod n) True $ takeWhile (<=sqrtn) primes
where sqrtn = floor.sqrt.fromIntegral $ n
primeComsLen n l (x:xs)
| 2*x > n = l
| isPrime (n-x) = primeComsLen n (l+1) xs
| otherwise = primeComsLen n l xs
|
a.cc:3:24: warning: missing terminating ' character
3 | import Data.List (foldl')
| ^
a.cc:3:24: error: missing terminating ' character
3 | import Data.List (foldl')
| ^~
a.cc:15:41: error: stray '\' in program
15 | primeComs n = [ (i,j) | i <- takeWhile (\x -> 2*x <= n) $ primes,j <- [n-i], isPrime j]
| ^
a.cc:17:32: error: too many decimal points in number
17 | primes = 2 : filter isPrime [3,5..50001]
| ^~~~~~~~
a.cc:19:18: warning: missing terminating ' character
19 | isPrime n = foldl' (flip $ (&&).(/= 0).mod n) True $ takeWhile (<=sqrtn) primes
| ^
a.cc:19:18: error: missing terminating ' character
19 | isPrime n = foldl' (flip $ (&&).(/= 0).mod n) True $ takeWhile (<=sqrtn) primes
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
a.cc:1:1: error: 'import' does not name a type
1 | import Control.Monad
| ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
|
s155316628
|
p00056
|
C++
|
#include<iostream>
using namespace std;
int main(){
bool is_prime[50000];
is_prime[0] = is_prime[1] = false;
for(int i=2; i<50000; i++){
is_prime[i] = true;
}
for(int i=2; i*i<50000; i++){
if(is_prime[i]){
for(int j=i*i; j<50000; j+=i){
is_prime[j] = false;
}
}
}
while(true){
int n;
cin >> n;
if(n==0)
break;
#include<iostream>
using namespace std;
int main(){
bool is_prime[100000];
is_prime[0] = is_prime[1] = false;
for(int i=2; i<100000; i++){
is_prime[i] = true;
}
for(int i=2; i*i<100000; i++){
if(is_prime[i]){
for(int j=i*i; j<100000; j+=i){
is_prime[j] = false;
}
}
}
if(n%2==0){
int cnt = 0;
for(int i=3; i<=n/2; i=i+2){
if(is_prime[i] && is_prime[n-i]){
cnt++;
}
}
cout << cnt <<endl;
}
else{
cout << 0 << endl;
}
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:29:9: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
29 | int main(){
| ^~
a.cc:29:9: note: remove parentheses to default-initialize a variable
29 | int main(){
| ^~
| --
a.cc:29:9: note: or replace parentheses with braces to value-initialize a variable
a.cc:29:11: error: a function-definition is not allowed here before '{' token
29 | int main(){
| ^
a.cc:60:2: error: expected '}' at end of input
60 | }
| ^
a.cc:4:11: note: to match this '{'
4 | int main(){
| ^
|
s240021665
|
p00056
|
C++
|
#include<iostream>
#include<math.h>
using namespace std;
int cnt;
int main(){
bool is_prime[50001];
is_prime[0]=false;is_prime[1]=false;
for(int i=2;i<50001;i++)is_prime[i]=true;
for(int i=2;i<=sqrt(50001);i++){
if(is_prime[i]){
for(int j=2;i*j<=50001;j++)is_prime[i*j]=false;
}
}
int n;
while(1){#include<iostream>
#include<math.h>
using namespace std;
int cnt;
int main(){
bool is_prime[50001];
is_prime[0]=false;is_prime[1]=false;
for(int i=2;i<50001;i++)is_prime[i]=true;
for(int i=2;i<=sqrt(50001);i++){
if(is_prime[i]){
for(int j=2;i*j<=50001;j++)is_prime[i*j]=false;
}
}
int n;
while(1){
cin>>n;
if(n==0)break;
cnt=0;
for(int i=2;i<=n/2;i++){
if(is_prime[i]){
if(is_prime[n-i])cnt++;
}
}
cout<<cnt<<endl;
}
}
cin>>n;
if(n==0)break;
cnt=0;
for(int i=2;i<=n/2;i++){
if(is_prime[i]){
if(is_prime[n-i])cnt++;
}
}
cout<<cnt<<endl;
}
}
|
a.cc:19:12: error: stray '#' in program
19 | while(1){#include<iostream>
| ^
a.cc: In function 'int main()':
a.cc:19:13: error: 'include' was not declared in this scope
19 | while(1){#include<iostream>
| ^~~~~~~
a.cc:19:29: error: expected primary-expression before '>' token
19 | while(1){#include<iostream>
| ^
a.cc:21:1: error: expected primary-expression before 'using'
21 | using namespace std;
| ^~~~~
a.cc:25:9: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
25 | int main(){
| ^~
a.cc:25:9: note: remove parentheses to default-initialize a variable
25 | int main(){
| ^~
| --
a.cc:25:9: note: or replace parentheses with braces to value-initialize a variable
a.cc:25:11: error: a function-definition is not allowed here before '{' token
25 | int main(){
| ^
|
s866577254
|
p00056
|
C++
|
#include <iostream>
using namespace std;
int main(){
bool a[50000];
a[0]=a[1]=false;
for(int i=2;i<50000;i++){
a[i]=true;
}
for(int i=2;i*i<50000;i++){
if(a[i]){
for(int j=i*i;j<50000;j+=i){
a[j]=false;
}
}
}
int count=0;
while(true){
int m;
cin>>m;
if(m%2==1){
continue;
}
if(m==0){
break;
}
for(int i=2;i<=m/2;i++){
if(a[i]){
if(a[m-i]){
count++;
}
}
cout<<count<<endl;
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:45:2: error: expected '}' at end of input
45 | }
| ^
a.cc:4:11: note: to match this '{'
4 | int main(){
| ^
|
s579015889
|
p00056
|
C++
|
/*----------------------h28i13 織海斗------------------------*/#include <iostream>using namespace std; int main(){ bool is_prime[1000000]; is_prime[0]=is_prime[1]=false; for(int i=2;i<1000000;i++){ is_prime[i]=true; } for(int i=2;i*i<1000000;i++){ if(is_prime[i]){ for(int j=i*i;j<1000000;j+=i){ is_prime[j]=false; } } } int n[10000],num[10000]; int j=0; for(int i=0;i<10000;i++){ num[i]=0; } while(true){ cin>>n[j]; if(n[j]==0) break; for(int i=2;i<n[j]/2+1;i++){
|
a.cc:2:89: warning: extra tokens at end of #include directive
2 | /*----------------------h28i13 織海斗------------------------*/#include <iostream>using namespace std; int main(){ bool is_prime[1000000]; is_prime[0]=is_prime[1]=false; for(int i=2;i<1000000;i++){ is_prime[i]=true; } for(int i=2;i*i<1000000;i++){ if(is_prime[i]){ for(int j=i*i;j<1000000;j+=i){ is_prime[j]=false; } } } int n[10000],num[10000]; int j=0; for(int i=0;i<10000;i++){ num[i]=0; } while(true){ cin>>n[j]; if(n[j]==0) break; for(int i=2;i<n[j]/2+1;i++){
| ^~~~~~~~~
a.cc:2:73: fatal error: iostream>usin: No such file or directory
2 | /*----------------------h28i13 織海斗------------------------*/#include <iostream>using namespace std; int main(){ bool is_prime[1000000]; is_prime[0]=is_prime[1]=false; for(int i=2;i<1000000;i++){ is_prime[i]=true; } for(int i=2;i*i<1000000;i++){ if(is_prime[i]){ for(int j=i*i;j<1000000;j+=i){ is_prime[j]=false; } } } int n[10000],num[10000]; int j=0; for(int i=0;i<10000;i++){ num[i]=0; } while(true){ cin>>n[j]; if(n[j]==0) break; for(int i=2;i<n[j]/2+1;i++){
| ^~~~~~~~~~~~~~~
compilation terminated.
|
s809634534
|
p00056
|
C++
|
#include<iostream>
using namespace std;
int main(){
bool prime[50000];
prime[0]=prime[1]=false;
for(int i=2;i<50000;i++){
prime[i]=true;
}
for(int i=2;i*i<50000;i++){
if(prime[i]){
for(int j=i*i;j<50000; j+=i){
prime[j]=false;
}
}
}
while(true){
int min,a,cnt;
cin >> a;
if(a==0)
break;
if(a%2==0){
min=a/2-1;
if(prime[a/2])
cnt++;
for(int i=min;min>1;min--){
if(prime[min]){
if(prime[min]==prime[a-min]){
cnt++;
}
}
}
}else{
cnt=0;
}
cout << cnt << endl;;
cnt=0;
}
return 0;
}or(int i=2;i*i<50000;i++){
if(prime[i]){
for(int j=i*i;j<50000; j+=i){
prime[j]=false;
}
}
}
while(true){
int min,a,cnt;
cin >> a;
if(a==0)
break;
if(a%2==0){
min=a/2-1;
if(prime[a/2])
cnt++;
for(int i=min;min>1;min--){
if(prime[min]){
if(prime[min]==prime[a-min]){
cnt++;
}
}
}
}else{
cnt=0;
}
cout << cnt << endl;;
cnt=0;
}
return 0;
}
|
a.cc:44:2: error: expected unqualified-id before 'or' token
44 | }or(int i=2;i*i<50000;i++){
| ^~
a.cc:44:13: error: 'i' does not name a type
44 | }or(int i=2;i*i<50000;i++){
| ^
a.cc:44:23: error: 'i' does not name a type
44 | }or(int i=2;i*i<50000;i++){
| ^
a.cc:52:3: error: expected unqualified-id before 'while'
52 | while(true){
| ^~~~~
a.cc:76:3: error: expected unqualified-id before 'return'
76 | return 0;
| ^~~~~~
a.cc:77:1: error: expected declaration before '}' token
77 | }
| ^
|
s437870358
|
p00056
|
C++
|
#include<iostream>
using namespace std;
int main(){
bool prime[50000];
prime[0]=prime[1]=false;
for(int i=2;i<50000;i++){
prime[i]=true;
}
for(int i=2;i*i<50000;i++){
if(prime[i]){
for(int j=i*i;j<50000; j+=i){
prime[j]=false;
}
}
}
while(true){
int min,a,cnt;
cin >> a;
if(a==0)
break;
if(a%2==0){
min=a/2-1;
if(prime[a/2])
cnt++;
for(int i=min;min>1;min--){
if(prime[min]){
if(prime[min]==prime[a-min]){
cnt++;
}
}
}
}else{
cnt=0;
}
cout << cnt << endl;;
cnt=0;
}
return 0;
}or(int i=2;i*i<50000;i++){
if(prime[i]){
for(int j=i*i;j<50000; j+=i){
prime[j]=false;
}
}
}
while(true){
int min,a,cnt;
cin >> a;
if(a==0)
break;
if(a%2==0){
min=a/2-1;
if(prime[a/2])
cnt++;
for(int i=min;min>1;min--){
if(prime[min]){
if(prime[min]==prime[a-min]){
cnt++;
}
}
}
}else{
cnt=0;
}
cout << cnt << endl;;
cnt=0;
}
return 0;
}
|
a.cc:44:2: error: expected unqualified-id before 'or' token
44 | }or(int i=2;i*i<50000;i++){
| ^~
a.cc:44:13: error: 'i' does not name a type
44 | }or(int i=2;i*i<50000;i++){
| ^
a.cc:44:23: error: 'i' does not name a type
44 | }or(int i=2;i*i<50000;i++){
| ^
a.cc:52:3: error: expected unqualified-id before 'while'
52 | while(true){
| ^~~~~
a.cc:76:3: error: expected unqualified-id before 'return'
76 | return 0;
| ^~~~~~
a.cc:77:1: error: expected declaration before '}' token
77 | }
| ^
|
s567794823
|
p00056
|
C++
|
10
11
12
0
|
a.cc:1:1: error: expected unqualified-id before numeric constant
1 | 10
| ^~
|
s198577824
|
p00056
|
C++
|
#include <iostream>
#include <cstdio>
#include <bitset>
#include <vector>
using namespace std;
int main()
{
bitset<60001> is_prime;
is_prime.set();
is_prime[0] = false, is_prime[1] = true;
for (int i = 2; i * i <= 60000; i++) {
for (int j = i + i; j <= 60000; j += i) {
is_prime[j] = false;
}
}
vector<int> prime;
for (int i = 0; i <= 60000; i++) {
if (is_prime[i]) {prime.push_back(i);}
}
int n;
while (scanf("%d ", &n) == 1) {
if (n == 0) {break;}
int c = 0;
for (int i = 0; i < prime.size(); i++) {
if (prime[i] > n / 2) {break;}
if (is_prime[n - prime[i]]) {c++;}
}
printf("%d\n", c);
}
return 0;
}
#include <iostream>
#include <cstdio>
#include <bitset>
#include <vector>
using namespace std;
int main()
{
bitset<60001> is_prime;
is_prime.set();
is_prime[0] = false, is_prime[1] = true;
for (int i = 2; i * i <= 60000; i++) {
for (int j = i + i; j <= 60000; j += i) {
is_prime[j] = false;
}
}
vector<int> prime;
for (int i = 0; i <= 60000; i++) {
if (is_prime[i]) {prime.push_back(i);}
}
int n;
while (scanf("%d ", &n) == 1) {
if (n == 0) {break;}
int c = 0;
for (int i = 0; i < prime.size(); i++) {
if (prime[i] > n / 2) {break;}
if (is_prime[n - prime[i]]) {c++;}
}
printf("%d\n", c);
}
return 0;
}
|
a.cc:43:5: error: redefinition of 'int main()'
43 | int main()
| ^~~~
a.cc:8:5: note: 'int main()' previously defined here
8 | int main()
| ^~~~
|
s500609847
|
p00056
|
C++
|
include <iostream>
using namespace std;
int main(){
int n;
const int max = 50000;
int a[max];
a[1] = 0;
for(int i = 2; i < max; i++) a[i] = 1;
for(int i = 2; i * i <= max; i++){
for(int j = 2; j*i <= max; j++){
a[i*j] = 0;
}
}
while(cin >> n){
if(n == 0) break;
int count = 0;
if(n % 2 == 1){
if(a[n-2]){
cout << 1 << endl;
}else{
cout << 0 << endl;
}
}else{
for(int i = 2; i <= n-i; i++)
if(a[i] && a[n-i])
count++;
cout << count <<endl;
}
}
return 0;
}
|
a.cc:1:1: error: 'include' does not name a type
1 | include <iostream>
| ^~~~~~~
a.cc: In function 'int main()':
a.cc:15:15: error: 'cin' was not declared in this scope
15 | while(cin >> n){
| ^~~
a.cc:20:33: error: 'cout' was not declared in this scope; did you mean 'count'?
20 | cout << 1 << endl;
| ^~~~
| count
a.cc:20:46: error: 'endl' was not declared in this scope
20 | cout << 1 << endl;
| ^~~~
a.cc:22:33: error: 'cout' was not declared in this scope; did you mean 'count'?
22 | cout << 0 << endl;
| ^~~~
| count
a.cc:22:46: error: 'endl' was not declared in this scope
22 | cout << 0 << endl;
| ^~~~
a.cc:28:25: error: 'cout' was not declared in this scope; did you mean 'count'?
28 | cout << count <<endl;
| ^~~~
| count
a.cc:28:41: error: 'endl' was not declared in this scope
28 | cout << count <<endl;
| ^~~~
|
s523958437
|
p00056
|
C++
|
#include <iostream>
#include <iomanip>
#include <vector>
#include <string>
#include <stack>
#include <queue>
#include <deque>
#include <set>
#include <map>
#include <algorithm>
#include <sstream>
#include <cstdlib>
#include <cstring>
#include <functional>
#include <numeric>
#include <cmath>
#include <climits>
#include <limits>
#include <cfloat>
#include <fstream>
using namespace std;
bool isprime (int n){
if (n == 0 || n == 1){
return false;
}else if (n == 2){
return true;
}else if (n % 2 == 0){
return false;
} // end if
for (int i = 3; i <= sqrt(n); i+= 2){
if (n % i == 0){
return false;
} // end if
} // end for
return true;
}
int main()
{
// cut here before submit
// freopen("testcase.gold", "r", stdin);
string str = "";
while (getline (cin, str ) ){
int n;
stringstream ss(str);
ss >> n;
if (n == 0){
break;
} // end if
int i;
int res = 0;
if (prime(n-2)){
++res;
} // end if
for (i = 3; i <= (n + 1)/2; i += 2){
if (isprime(i) && isprime(n-i) ){
++res;
} // end for
} // end for
cout << res << endl;
} // end loop
return 0;
}
|
a.cc: In function 'int main()':
a.cc:56:21: error: 'prime' was not declared in this scope
56 | if (prime(n-2)){
| ^~~~~
|
s484295112
|
p00056
|
C++
|
#include <cstdio>
#include <cmath>
using namespace std;
/*bool prime(int num)
{
if (num==1) return false;
if (num==2) return true;
if (num%2==0) return false;
for (int i=3; i<=sqrt(num); i+=2) {
if (num%i==0) return false;
}
return true;
}*/
bool suspect(Int a, int s, Int d, Int n) {
Int x = powMod(a, d, n);
if (x == 1) return true;
for (int r = 0; r < s; ++r) {
if (x == n - 1) return true;
x = x * x % n;
}
return false;
}
// {2,7,61,-1} is for n < 4759123141 (= 2^32)
// {2,3,5,7,11,13,17,19,23,-1} is for n < 10^16 (at least)
bool isPrime(Int n) {
if (n <= 1 || (n > 2 && n % 2 == 0)) return false;
int test[] = {2,3,5,7,11,13,17,19,23,-1};
Int d = n - 1, s = 0;
while (d % 2 == 0) ++s, d /= 2;
for (int i = 0; test[i] < n && test[i] != -1; ++i)
if (!suspect(test[i], s, d, n)) return false;
return true;
}
int main()
{
int n;
while (scanf("%d",&n)&&n!=0) {
int res=0;
if (n%2!=0) {
printf("0\n");
continue;
}
for (int i=1; i<=n/2; i++) {
if (n-i<i) break;
if (isPrime(i)&&isPrime(n-i)) {
res++;
}
}
printf("%d\n",res);
}
}
|
a.cc:14:14: error: 'Int' was not declared in this scope; did you mean 'int'?
14 | bool suspect(Int a, int s, Int d, Int n) {
| ^~~
| int
a.cc:14:21: error: expected primary-expression before 'int'
14 | bool suspect(Int a, int s, Int d, Int n) {
| ^~~
a.cc:14:28: error: 'Int' was not declared in this scope; did you mean 'int'?
14 | bool suspect(Int a, int s, Int d, Int n) {
| ^~~
| int
a.cc:14:35: error: 'Int' was not declared in this scope; did you mean 'int'?
14 | bool suspect(Int a, int s, Int d, Int n) {
| ^~~
| int
a.cc:14:40: error: expression list treated as compound expression in initializer [-fpermissive]
14 | bool suspect(Int a, int s, Int d, Int n) {
| ^
a.cc:25:14: error: 'Int' was not declared in this scope; did you mean 'int'?
25 | bool isPrime(Int n) {
| ^~~
| int
a.cc: In function 'int main()':
a.cc:45:24: error: 'isPrime' cannot be used as a function
45 | if (isPrime(i)&&isPrime(n-i)) {
| ~~~~~~~^~~
a.cc:45:36: error: 'isPrime' cannot be used as a function
45 | if (isPrime(i)&&isPrime(n-i)) {
| ~~~~~~~^~~~~
|
s117326686
|
p00056
|
C++
|
c[60000],j,n;main(i){for(i=2;i*i<5e4;i++)for(j=i;!c[i]&&j<5e4;c[j+=i]=1);for(;scanf("%d",&j),*c=j;n=!printf("%d\n",n))for(i=2;i<=j/2;n+=!(c[i]+c[j-i++]));exit(0);}
|
a.cc:1:1: error: 'c' does not name a type
1 | c[60000],j,n;main(i){for(i=2;i*i<5e4;i++)for(j=i;!c[i]&&j<5e4;c[j+=i]=1);for(;scanf("%d",&j),*c=j;n=!printf("%d\n",n))for(i=2;i<=j/2;n+=!(c[i]+c[j-i++]));exit(0);}
| ^
a.cc:1:18: error: expected constructor, destructor, or type conversion before '(' token
1 | c[60000],j,n;main(i){for(i=2;i*i<5e4;i++)for(j=i;!c[i]&&j<5e4;c[j+=i]=1);for(;scanf("%d",&j),*c=j;n=!printf("%d\n",n))for(i=2;i<=j/2;n+=!(c[i]+c[j-i++]));exit(0);}
| ^
|
s764624589
|
p00056
|
C++
|
import java.util.*;
public class Main {
static Scanner sc = new Scanner(System.in);
public static void main(String args[]) {
ArrayList<Integer> al = new ArrayList<Integer>();
{
boolean p[] = new boolean[50001];
for(int i = 0; i < 50001; i++) {
p[i] = true;
}
p[0] = false;
p[1] = false;
for(int i = 2; i < 50001; i++) {
if(p[i]) {
al.add(i);
if(i*i < 50001)
for(int j = 2*i; j < 50001; j += i)
p[j] = false;
}
}
}
for(;;) {
int n = sc.nextInt();
if(n == 0) break;
int ans = 0;
for(int i : al) {
if(2 * i > n) break;
if(Collections.binarySearch(al, n - i) >= 0) {
ans ++;
}
}
System.out.println(ans);
}
}
}
|
a.cc:1:1: error: 'import' does not name a type
1 | import java.util.*;
| ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:3:1: error: expected unqualified-id before 'public'
3 | public class Main {
| ^~~~~~
|
s941353079
|
p00056
|
C++
|
import java.util.*;
public class Main {
static Scanner sc = new Scanner(System.in);
public static void main(String args[]) {
ArrayList<Integer> al = new ArrayList<Integer>();
{
boolean p[] = new boolean[50001];
for(int i = 0; i < 50001; i++) {
p[i] = true;
}
p[0] = false;
p[1] = false;
for(int i = 2; i < 50001; i++) {
if(p[i]) {
al.add(i);
if(i*i < 50001)
for(int j = 2*i; j < 50001; j += i)
p[j] = false;
}
}
}
for(;;) {
int n = sc.nextInt();
if(n == 0) break;
if(n % 2 != 0) {
System.out.println(0);
continue;
}
int ans = 0;
for(int i : al) {
if(2 * i > n) break;
if(Collections.binarySearch(al, n - i) >= 0) {
ans ++;
}
}
System.out.println(ans);
}
}
}
|
a.cc:1:1: error: 'import' does not name a type
1 | import java.util.*;
| ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:3:1: error: expected unqualified-id before 'public'
3 | public class Main {
| ^~~~~~
|
s925213996
|
p00056
|
C++
|
import java.util.Scanner;
class Main {
private static boolean[] calcPrimeTable(int n) {
boolean[] table = new boolean[n + 1];
for (int i = 2; i <= Math.sqrt(n); i++) {
if (!table[i]) {
for (int j = i + i; j <= n; j += i) {
table[j] = true;
}
}
}
return table;
}
private static void solve() {
boolean[] table = calcPrimeTable(50000);
Scanner scanner = new Scanner(System.in);
while (true) {
int n = scanner.nextInt();
int counter = 0;
if (n == 0) {
break;
}
for (int i = 2; i <= n / 2; i++) {
if (!table[i] && !table[n - i]) {
counter++;
}
}
System.out.println(counter);
}
}
public static void main(String... args) {
solve();
}
}
|
a.cc:1:1: error: 'import' does not name a type
1 | import java.util.Scanner;
| ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:4:12: error: expected ':' before 'static'
4 | private static boolean[] calcPrimeTable(int n) {
| ^~~~~~~
| :
a.cc:4:20: error: 'boolean' does not name a type; did you mean 'bool'?
4 | private static boolean[] calcPrimeTable(int n) {
| ^~~~~~~
| bool
a.cc:16:12: error: expected ':' before 'static'
16 | private static void solve() {
| ^~~~~~~
| :
a.cc:34:11: error: expected ':' before 'static'
34 | public static void main(String... args) {
| ^~~~~~~
| :
a.cc:34:29: error: 'String' has not been declared
34 | public static void main(String... args) {
| ^~~~~~
a.cc:34:39: error: expansion pattern 'int' contains no parameter packs
34 | public static void main(String... args) {
| ^~~~
a.cc:37:2: error: expected ';' after class definition
37 | }
| ^
| ;
a.cc: In static member function 'static void Main::solve()':
a.cc:17:9: error: 'boolean' was not declared in this scope; did you mean 'bool'?
17 | boolean[] table = calcPrimeTable(50000);
| ^~~~~~~
| bool
a.cc:17:17: error: expected primary-expression before ']' token
17 | boolean[] table = calcPrimeTable(50000);
| ^
a.cc:18:9: error: 'Scanner' was not declared in this scope
18 | Scanner scanner = new Scanner(System.in);
| ^~~~~~~
a.cc:20:21: error: 'scanner' was not declared in this scope
20 | int n = scanner.nextInt();
| ^~~~~~~
a.cc:26:22: error: 'table' was not declared in this scope; did you mean 'mutable'?
26 | if (!table[i] && !table[n - i]) {
| ^~~~~
| mutable
a.cc:30:13: error: 'System' was not declared in this scope
30 | System.out.println(counter);
| ^~~~~~
|
s343308136
|
p00056
|
C++
|
if(i % v[j] == 0){f=false;break;}
}
if(f)v.push_back(i),isprime[i] = 1;
}
int n, res = 0;
while(std::cin >> n, n){
res = 0;
for(int i=2;i<=n/2;i++){
// for(int j=i;v[i]+v[j]<=n;j++){
// if(v[i]+v[j] == n)res++;
// }
if(isprime[i] && isprime[n-i])res++;
//std::cout << i << "," << n-i << std::endl;
}
std::cout << res << std::endl;
}
return 0;
}
|
a.cc:1:25: error: expected unqualified-id before 'if'
1 | if(i % v[j] == 0){f=false;break;}
| ^~
a.cc:2:17: error: expected declaration before '}' token
2 | }
| ^
a.cc:3:17: error: expected unqualified-id before 'if'
3 | if(f)v.push_back(i),isprime[i] = 1;
| ^~
a.cc:4:9: error: expected declaration before '}' token
4 | }
| ^
a.cc:7:9: error: expected unqualified-id before 'while'
7 | while(std::cin >> n, n){
| ^~~~~
a.cc:19:9: error: expected unqualified-id before 'return'
19 | return 0;
| ^~~~~~
a.cc:20:1: error: expected declaration before '}' token
20 | }
| ^
|
s864901848
|
p00056
|
C++
|
#include<stdio.h>
int x[5133],i,j,n,num,sum,a;
int main(){
for(i=2;;i++){
for(j=2;j*j<=i;j++){
if(i!=j){if(i%j==0){num=1; break;}}}
if(num==0){x[a]=i; a++;}num=0;
if(a==5133) break;
}
while(1){
scanf("%d",&n);
if(n==0) break;
if(n%2==1){
for(j=0;x[j]<=n;j++){
if(x[j]==n-2) {sum++; break;}
}}
else{
for(i=0;x[i]<=n/2;i++){
for(j=0;x[j]<=n;j++){
if(x[i]+x[j]==n) {sum++; break;}
}}
printf("%d\n",sum);
sum=0;
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:26:2: error: expected '}' at end of input
26 | }
| ^
a.cc:3:11: note: to match this '{'
3 | int main(){
| ^
|
s464445627
|
p00056
|
C++
|
#include <iostream>
#include <cstring> // require memset
using namespace std;
const int N = 50000;
bool prime[N+1];
void make_prime (void)
{
int i,j;
memset (prime, true , sizeof(prime ) );
int i, j;
prime[0] = false;
prime[1] = false;
for (i = 2; i*i <= N; ++i ) {
if (prime[i] ) {
for (j = i*i; j <= N; j += i ) {
prime[j] = false;
} // end for
} // end if
} // end for
}
int main()
{
int n;
make_prime();
while (cin >> n && n ) {
int res = 0;
for (int i = 2; i <= n/2; ++i ) {
if (prime[i] && prime[n-i] ){
++res;
} // end for
} // end for
cout << res << endl;
} // end loop
return 0;
}
|
a.cc: In function 'void make_prime()':
a.cc:14:13: error: redeclaration of 'int i'
14 | int i, j;
| ^
a.cc:11:13: note: 'int i' previously declared here
11 | int i,j;
| ^
a.cc:14:16: error: redeclaration of 'int j'
14 | int i, j;
| ^
a.cc:11:15: note: 'int j' previously declared here
11 | int i,j;
| ^
|
s911526372
|
p00056
|
C++
|
#include <iostream>
#include <cstring>
using namespace std;
int prime[51000];
int ch[10000];
int main(){
int n;
int cnt;
int k;
while(1){
memset(prime,0,sizeof(prime));
cnt = 0;
cin >> n;
if(n == 0) break;
for(int i=2;i<=n/2;i++){
for(int j=2;j<=n;j++){
prime[i*j] = 1;
}
}
k = 0;
for(int i=2;i<=n;i++){
if(prime[i] == 0){
ch[k] = i;
k++;
}
}
for(int i=0;i<k;i++){
for(int j=i;j<k;j++){
if(ch[i] + ch[j] == n) cnt++;
}
}
cout << cnt << endl;
}
|
a.cc: In function 'int main()':
a.cc:35:4: error: expected '}' at end of input
35 | }
| ^
a.cc:8:11: note: to match this '{'
8 | int main(){
| ^
|
s987730753
|
p00056
|
C++
|
include <iostream>
#define STA 50000
using namespace std;
int prime[50001];
int main(){
int n;
int cnt;
for(int i=2;i<=STA/2;i++){
for(int j=2;i*j<=STA;j++){
prime[i*j] = 1;
}
}
while(1){
cnt = 0;
cin >> n;
if(n == 0) break;
for(int i=2;i<=n/2;i++){
if(prime[i] == 0 && prime[n-i] == 0) cnt++;
}
cout << cnt << endl;
}
}
|
a.cc:1:1: error: 'include' does not name a type
1 | include <iostream>
| ^~~~~~~
a.cc: In function 'int main()':
a.cc:17:5: error: 'cin' was not declared in this scope
17 | cin >> n;
| ^~~
a.cc:22:5: error: 'cout' was not declared in this scope
22 | cout << cnt << endl;
| ^~~~
a.cc:22:20: error: 'endl' was not declared in this scope
22 | cout << cnt << endl;
| ^~~~
|
s671557358
|
p00056
|
C++
|
#include <iostream>
#include <vector>
#include <stack>
#include <queue>
#include <map>
#include <bitset>
#include <algorithm>
#include <cstdio>
#include <cstdlib>
#include <cmath>
#define X first
#define Y second
using namespace std;
void era(bool *table){
for(int i = 2; i <= 50000; i++){
if(table[i]){
for(int j = i*2; j <= 50000; j+=i){
table[j] = false;
}
}
}
}
int main(){
bool table[50001];
memset(table, true, sizeof(table));
era(table);
int n;
while(cin >> n && n != 0){
int count = 0;
if(n%2){
cout << 0 << endl;
break;
}
for(int i = 1; i <= n; i++){
for(int j = i; j <= n; j++){
if(!table[i]||!table[j]) continue;
if(i+j==n) count++;
if(i+j>n) break;
}
}
cout << count << endl;
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:28:9: error: 'memset' was not declared in this scope
28 | memset(table, true, sizeof(table));
| ^~~~~~
a.cc:11:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
10 | #include <cmath>
+++ |+#include <cstring>
11 |
|
s270346338
|
p00056
|
C++
|
#include <iostream>
#include <vector>
#include <stack>
#include <queue>
#include <map>
#include <bitset>
#include <algorithm>
#include <cstdio>
#include <cstdlib>
#include <cmath>
#define X first
#define Y second
using namespace std;
void era(bool *table){
for(int i = 2; i <= 50000; i++){
if(table[i]){
for(int j = i*2; j <= 50000; j+=i){
table[j] = false;
}
}
}
}
int main(){
bool table[50001];
memset(table, true, sizeof(table));
era(table);
int n;
while(cin >> n && n != 0){
int count = 0;
if(n%2){
cout << 0 << endl;
continue;
}
for(int i = 1; i <= n; i++){
for(int j = i; j <= n; j++){
if(!table[i]||!table[j]) continue;
if(i+j==n) count++;
if(i+j>n) break;
}
}
cout << count << endl;
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:28:9: error: 'memset' was not declared in this scope
28 | memset(table, true, sizeof(table));
| ^~~~~~
a.cc:11:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
10 | #include <cmath>
+++ |+#include <cstring>
11 |
|
s550288725
|
p00056
|
C++
|
#include <iostream>
#include <vector>
#include <stack>
#include <queue>
#include <map>
#include <bitset>
#include <algorithm>
#include <cstdio>
#include <cstdlib>
#include <cmath>
#define X first
#define Y second
using namespace std;
void era(bool *table){
for(int i = 2; i <= 50000; i++){
if(table[i]){
for(int j = i*2; j <= 50000; j+=i){
table[j] = false;
}
}
}
}
int main(){
bool table[50001];
memset(table, true, 50001);
era(table);
int n;
while(cin >> n && n != 0){
int count = 0;
if(n%2){
cout << 0 << endl;
continue;
}
for(int i = 1; i <= n; i++){
for(int j = i; j <= n; j++){
if(!table[i]||!table[j]) continue;
if(i+j==n) count++;
if(i+j>n) break;
}
}
cout << count << endl;
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:28:9: error: 'memset' was not declared in this scope
28 | memset(table, true, 50001);
| ^~~~~~
a.cc:11:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
10 | #include <cmath>
+++ |+#include <cstring>
11 |
|
s894539336
|
p00056
|
C++
|
#include <iostream>
#include <vector>
typedef std::vector <int> vi;
vi PRIMES,S;
int prime(int n){
int i=0,j=1,h=(n+1)/2,x,r=(int)pow(n,.5);
vi s(h),p;
while(j<=n){
s[i++]=j;
j+=2;
}
for (i=1;i<h;i++)
if (x=s[i]){
p.push_back(x);
if (i<=r) for (j=x*x/2;j<h;j+=x) s[j]=0;
}
PRIMES=p;
S=s;
return 0;
}
int f0056(int n){
int x=0;
if (n<4) return 0;
if (n==4) return 1;
if (n%2==1) if (S[(n-2)/2]) return 1;
for (int e: PRIMES){
if (e>n/2) break;
if (S[(n-e)/2]) x++;
}
return x;
}
int main(void){
int n;
prime(105000);
while (true){
std::cin>>n; if (n==0) break;
std::cout<<f0056(n)<<"\n";
}
}
|
a.cc: In function 'int prime(int)':
a.cc:7:36: error: 'pow' was not declared in this scope
7 | int i=0,j=1,h=(n+1)/2,x,r=(int)pow(n,.5);
| ^~~
|
s297492062
|
p00057
|
Java
|
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.Scanner;
public class Question04 {
public static void main(String[] args) {
Scanner stdin = new Scanner(System.in);
BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
int a = 2;
int aN = 0;
int b = 0;
while(stdin.hasNext()) {
int n = stdin.nextInt();
for(int i = 0; i < n - 1; i++) {
b += i + 2;
}
aN = a + b;
System.out.println(aN);
b = 0;
}
}
}
|
Main.java:5: error: class Question04 is public, should be declared in a file named Question04.java
public class Question04 {
^
1 error
|
s091657599
|
p00057
|
C
|
#include <stdio.h>
int getSum(int n);
int main(void){
int n;
int ret = 0;
int max;
while(1){
max = 1;
ret = scanf("%d", &n);
if(ret == EOF){
break;
}
max += getSum(n);
printf("%d\n", max);
}
return 0;
}
int getSum(int n){
return (1+n)\2;
}
|
main.c: In function 'getSum':
main.c:32:15: error: stray '\' in program
32 | return (1+n)\2;
| ^
main.c:32:15: error: expected ';' before numeric constant
32 | return (1+n)\2;
| ^~
| ;
|
s854351484
|
p00057
|
C
|
#include <stdio.h>
int main(void)
{
int n;
int a;
while (scanf("%d", &n) != EOF){
switch (n){
case 1, 2:
a = n * 2;
break;
case 3:
a = n * 2 + 1;
break;
default:
a = (n - (n / 2) + 1) * (n / 2 + 1);
break;
}
printf("%d\n", a);
}
return (0);
}
|
main.c: In function 'main':
main.c:10:25: error: expected ':' or '...' before ',' token
10 | case 1, 2:
| ^
main.c:10:25: error: expected expression before ',' token
|
s626892969
|
p00057
|
C
|
#include <stdio.h>
int main(void)
{
int n;
int i;
while(scanf("%d",&n)!=EOF){
a=1;
for(i=1;i<=n;i++)
a+=i;
printf("%d\n",a);
}
return 0;
}
|
main.c: In function 'main':
main.c:7:5: error: 'a' undeclared (first use in this function)
7 | a=1;
| ^
main.c:7:5: note: each undeclared identifier is reported only once for each function it appears in
|
s237302368
|
p00057
|
C
|
#include<stdio.h>
int main(){
int x;
while(scanf("%d",&x)!=EOF){
printf("%d\n",n*(n+1)/2);
}
return 0;
}
|
main.c: In function 'main':
main.c:5:15: error: 'n' undeclared (first use in this function)
5 | printf("%d\n",n*(n+1)/2);
| ^
main.c:5:15: note: each undeclared identifier is reported only once for each function it appears in
|
s270152456
|
p00057
|
C
|
#include<stdio.h>
int main(){
int x;
while(scanf("%d",&x)!=EOF){
printf("%d\n",n*(n+1)/2+1);
}
return 0;
}
|
main.c: In function 'main':
main.c:5:15: error: 'n' undeclared (first use in this function)
5 | printf("%d\n",n*(n+1)/2+1);
| ^
main.c:5:15: note: each undeclared identifier is reported only once for each function it appears in
|
s922846320
|
p00057
|
C
|
int main(){
int n,i,x;
for(x=1;scanf("%d",&n)!=EOF;x=1){
for(i=1;i<=n;i++)x+=i;
printf("%d\n",x);
}
exit(0);
}
|
main.c: In function 'main':
main.c:3:17: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
3 | for(x=1;scanf("%d",&n)!=EOF;x=1){
| ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
+++ |+#include <stdio.h>
1 | int main(){
main.c:3:17: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
3 | for(x=1;scanf("%d",&n)!=EOF;x=1){
| ^~~~~
main.c:3:17: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:3:33: error: 'EOF' undeclared (first use in this function)
3 | for(x=1;scanf("%d",&n)!=EOF;x=1){
| ^~~
main.c:3:33: note: 'EOF' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
main.c:3:33: note: each undeclared identifier is reported only once for each function it appears in
main.c:5:17: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
5 | printf("%d\n",x);
| ^~~~~~
main.c:5:17: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:5:17: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:5:17: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:7:9: error: implicit declaration of function 'exit' [-Wimplicit-function-declaration]
7 | exit(0);
| ^~~~
main.c:1:1: note: include '<stdlib.h>' or provide a declaration of 'exit'
+++ |+#include <stdlib.h>
1 | int main(){
main.c:7:9: warning: incompatible implicit declaration of built-in function 'exit' [-Wbuiltin-declaration-mismatch]
7 | exit(0);
| ^~~~
main.c:7:9: note: include '<stdlib.h>' or provide a declaration of 'exit'
|
s004805006
|
p00057
|
C
|
N,main(){while(~scanf("%d",&N))printf("%d\n",N*(N+1)/2+1);}
|
main.c:1:1: warning: data definition has no type or storage class
1 | N,main(){while(~scanf("%d",&N))printf("%d\n",N*(N+1)/2+1);}
| ^
main.c:1:1: error: type defaults to 'int' in declaration of 'N' [-Wimplicit-int]
main.c:1:9: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
1 | N,main(){while(~scanf("%d",&N))printf("%d\n",N*(N+1)/2+1);}
| ^
|
s070260019
|
p00057
|
C
|
main(n){for(;~scanf("%d", &n);)printf("%d
",n*(n+1)/2+1);exit(0);}
|
main.c:1:1: error: return type defaults to 'int' [-Wimplicit-int]
1 | main(n){for(;~scanf("%d", &n);)printf("%d
| ^~~~
main.c: In function 'main':
main.c:1:1: error: type of 'n' defaults to 'int' [-Wimplicit-int]
main.c:1:15: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
1 | main(n){for(;~scanf("%d", &n);)printf("%d
| ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
+++ |+#include <stdio.h>
1 | main(n){for(;~scanf("%d", &n);)printf("%d
main.c:1:15: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
1 | main(n){for(;~scanf("%d", &n);)printf("%d
| ^~~~~
main.c:1:15: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:1:32: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
1 | main(n){for(;~scanf("%d", &n);)printf("%d
| ^~~~~~
main.c:1:32: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:1:32: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:1:32: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:1:39: warning: missing terminating " character
1 | main(n){for(;~scanf("%d", &n);)printf("%d
| ^
main.c:1:39: error: missing terminating " character
1 | main(n){for(;~scanf("%d", &n);)printf("%d
| ^~~
main.c:2:1: warning: missing terminating " character
2 | ",n*(n+1)/2+1);exit(0);}
| ^
main.c:2:1: error: missing terminating " character
2 | ",n*(n+1)/2+1);exit(0);}
| ^~~~~~~~~~~~~~~~~~~~~~~~
main.c:2:1: error: expected expression at end of input
main.c:2:1: error: expected declaration or statement at end of input
|
s460367485
|
p00057
|
C
|
main(){
int n;
while(scanf("%d",&n)!=EOF){
printf("%d\n",1+n*(n+1)/2);
}
}
|
main.c:1:1: error: return type defaults to 'int' [-Wimplicit-int]
1 | main(){
| ^~~~
main.c: In function 'main':
main.c:3:9: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
3 | while(scanf("%d",&n)!=EOF){
| ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
+++ |+#include <stdio.h>
1 | main(){
main.c:3:9: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
3 | while(scanf("%d",&n)!=EOF){
| ^~~~~
main.c:3:9: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:3:25: error: 'EOF' undeclared (first use in this function)
3 | while(scanf("%d",&n)!=EOF){
| ^~~
main.c:3:25: note: 'EOF' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
main.c:3:25: note: each undeclared identifier is reported only once for each function it appears in
main.c:4:5: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
4 | printf("%d\n",1+n*(n+1)/2);
| ^~~~~~
main.c:4:5: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:4:5: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:4:5: note: include '<stdio.h>' or provide a declaration of 'printf'
|
s454904669
|
p00057
|
C
|
#include<stdio.h>
#define N 100
int main(void){
int i,n;
int line[N];
int area,prearea;
for(i=0;scanf("%d",&line[i])==1;i++){}
n=i;
for(i=0;i<n;i++){
area=2;
for(j=1;j<line[i];j++){
prearea=area;
area+=prearea;
}
printf("%d\n",area);
}
}
|
main.c: In function 'main':
main.c:13:21: error: 'j' undeclared (first use in this function)
13 | for(j=1;j<line[i];j++){
| ^
main.c:13:21: note: each undeclared identifier is reported only once for each function it appears in
|
s485495934
|
p00057
|
C
|
#include<stdio.h>
#define N 100
int main(void){
int i,n;
int line[N];
int area,prearea;
for(i=0;scanf("%d",&line[i])==1;i++){}
n=i;
for(i=0;i<n;i++){
area=2;
for(j=1;j<line[i];j++){
prearea=area;
area+=prearea;
}
printf("%d\n",area);
}
return 0;
}
|
main.c: In function 'main':
main.c:13:21: error: 'j' undeclared (first use in this function)
13 | for(j=1;j<line[i];j++){
| ^
main.c:13:21: note: each undeclared identifier is reported only once for each function it appears in
|
s866773488
|
p00057
|
C
|
#include <stdio.h>main(){int x;while(scanf("%d",&x)!=EOF){printf("%d\n",(x*x+x+2)/2);}return 0;}
|
main.c:1:19: warning: extra tokens at end of #include directive
1 | #include <stdio.h>main(){int x;while(scanf("%d",&x)!=EOF){printf("%d\n",(x*x+x+2)/2);}return 0;}
| ^~~~
/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
|
s704333003
|
p00057
|
C++
|
#include <iostream>
int main()
{
int n;
while(cin>>n) {
n%2 ? printf("%d\n",n*2+1):printf("%d\n",n*2);
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:6:11: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
6 | while(cin>>n) {
| ^~~
| std::cin
In file included from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
62 | extern istream cin; ///< Linked to standard input
| ^~~
|
s917555580
|
p00057
|
C++
|
#include <cstdio>
#include <iostream>
int main()
{
int n;
while(cin>>n) {
n%2 ? printf("%d\n",n*2+1):printf("%d\n",n*2);
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:7:11: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
7 | while(cin>>n) {
| ^~~
| std::cin
In file included from a.cc:2:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
62 | extern istream cin; ///< Linked to standard input
| ^~~
|
s348058711
|
p00057
|
C++
|
while True:
try:
n = int(input())
except:
break
sum = 1
for i in range(1, n + 1):
sum += i
print(sum)
|
a.cc:1:1: error: expected unqualified-id before 'while'
1 | while True:
| ^~~~~
|
s585161161
|
p00057
|
C++
|
#include<iostream>
main(){for(int n;std::cin>n;std::cout<<n*(n+1)/1+1<<"\n";)}
|
a.cc:2:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
2 | main(){for(int n;std::cin>n;std::cout<<n*(n+1)/1+1<<"\n";)}
| ^~~~
a.cc: In function 'int main()':
a.cc:2:26: error: no match for 'operator>' (operand types are 'std::istream' {aka 'std::basic_istream<char>'} and 'int')
2 | main(){for(int n;std::cin>n;std::cout<<n*(n+1)/1+1<<"\n";)}
| ~~~~~~~~^~
| | |
| | int
| std::istream {aka std::basic_istream<char>}
a.cc:2:26: note: candidate: 'operator>(int, int)' (built-in)
2 | main(){for(int n;std::cin>n;std::cout<<n*(n+1)/1+1<<"\n";)}
| ~~~~~~~~^~
a.cc:2:26: note: no known conversion for argument 1 from 'std::istream' {aka 'std::basic_istream<char>'} to '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:462:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator>(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
462 | operator>(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:462:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
2 | main(){for(int n;std::cin>n;std::cout<<n*(n+1)/1+1<<"\n";)}
| ^
/usr/include/c++/14/bits/stl_iterator.h:507:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator>(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
507 | operator>(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:507:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
2 | main(){for(int n;std::cin>n;std::cout<<n*(n+1)/1+1<<"\n";)}
| ^
/usr/include/c++/14/bits/stl_iterator.h:1714:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator>(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1714 | operator>(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1714:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
2 | main(){for(int n;std::cin>n;std::cout<<n*(n+1)/1+1<<"\n";)}
| ^
/usr/include/c++/14/bits/stl_iterator.h:1774:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator>(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1774 | operator>(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1774:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
2 | main(){for(int n;std::cin>n;std::cout<<n*(n+1)/1+1<<"\n";)}
| ^
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:1058:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator>(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1058 | operator>(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1058:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::pair<_T1, _T2>'
2 | main(){for(int n;std::cin>n;std::cout<<n*(n+1)/1+1<<"\n";)}
| ^
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:695:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator>(basic_string_view<_CharT, _Traits>, basic_string_view<_CharT, _Traits>)'
695 | operator> (basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:695:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::basic_istream<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
2 | main(){for(int n;std::cin>n;std::cout<<n*(n+1)/1+1<<"\n";)}
| ^
/usr/include/c++/14/string_view:702:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator>(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
702 | operator> (basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:702:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::basic_istream<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
2 | main(){for(int n;std::cin>n;std::cout<<n*(n+1)/1+1<<"\n";)}
| ^
/usr/include/c++/14/string_view:710:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator>(__type_identity_t<basic_string_view<_CharT, _Traits> >, basic_string_view<_CharT, _Traits>)'
710 | operator> (__type_identity_t<basic_string_view<_CharT, _Traits>> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:710:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: mismatched types 'std::basic_string_view<_CharT, _Traits>' and 'int'
2 | main(){for(int n;std::cin>n;std::cout<<n*(n+1)/1+1<<"\n";)}
| ^
/usr/include/c++/14/bits/basic_string.h:3915:5: 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>&)'
3915 | operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3915:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
2 | main(){for(int n;std::cin>n;std::cout<<n*(n+1)/1+1<<"\n";)}
| ^
/usr/include/c++/14/bits/basic_string.h:3929:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)'
3929 | operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3929:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
2 | main(){for(int n;std::cin>n;std::cout<<n*(n+1)/1+1<<"\n";)}
| ^
/usr/include/c++/14/bits/basic_string.h:3942:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const _CharT*, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3942 | operator>(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3942:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: mismatched types 'const _CharT*' and 'std::basic_istream<char>'
2 | main(){for(int n;std::cin>n;std::cout<<n*(n+1)/1+1<<"\n";)}
| ^
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:2619:5: note: candidate: 'template<class ... _TElements, class ... _UElements> constexpr bool std::operator>(const tuple<_UTypes ...>&, const tuple<_Elements ...>&)'
2619 | operator>(const tuple<_TElements...>& __t,
| ^~~~~~~~
/usr/include/c++/14/tuple:2619:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::tuple<_UTypes ...>'
2 | main(){for(int n;std::cin>n;std::cout<<n*(n+1)/1+1<<"\n";)}
| ^
a.cc:2:57: error: expected ')' before ';' token
2 | main(){for(int n;std::cin>n;std::cout<<n*(n+1)/1+1<<"\n";)}
| ~ ^
| )
a.cc:2:58: error: expected primary-expression before ')' token
2 | main(){for(int n;std::cin>n;std::cout<<n*(n+1)/1+1<<"\n";)}
| ^
|
s553762509
|
p00057
|
C++
|
#include<iostream>
main(){for(int n;std::cin>n;)std::cout<<n*(n+1)/1+1<<"\n";}
|
a.cc:2:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
2 | main(){for(int n;std::cin>n;)std::cout<<n*(n+1)/1+1<<"\n";}
| ^~~~
a.cc: In function 'int main()':
a.cc:2:26: error: no match for 'operator>' (operand types are 'std::istream' {aka 'std::basic_istream<char>'} and 'int')
2 | main(){for(int n;std::cin>n;)std::cout<<n*(n+1)/1+1<<"\n";}
| ~~~~~~~~^~
| | |
| | int
| std::istream {aka std::basic_istream<char>}
a.cc:2:26: note: candidate: 'operator>(int, int)' (built-in)
2 | main(){for(int n;std::cin>n;)std::cout<<n*(n+1)/1+1<<"\n";}
| ~~~~~~~~^~
a.cc:2:26: note: no known conversion for argument 1 from 'std::istream' {aka 'std::basic_istream<char>'} to '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:462:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator>(const reverse_iterator<_Iterator>&, const reverse_iterator<_Iterator>&)'
462 | operator>(const reverse_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:462:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
2 | main(){for(int n;std::cin>n;)std::cout<<n*(n+1)/1+1<<"\n";}
| ^
/usr/include/c++/14/bits/stl_iterator.h:507:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator>(const reverse_iterator<_Iterator>&, const reverse_iterator<_IteratorR>&)'
507 | operator>(const reverse_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:507:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::reverse_iterator<_Iterator>'
2 | main(){for(int n;std::cin>n;)std::cout<<n*(n+1)/1+1<<"\n";}
| ^
/usr/include/c++/14/bits/stl_iterator.h:1714:5: note: candidate: 'template<class _IteratorL, class _IteratorR> constexpr bool std::operator>(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)'
1714 | operator>(const move_iterator<_IteratorL>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1714:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
2 | main(){for(int n;std::cin>n;)std::cout<<n*(n+1)/1+1<<"\n";}
| ^
/usr/include/c++/14/bits/stl_iterator.h:1774:5: note: candidate: 'template<class _Iterator> constexpr bool std::operator>(const move_iterator<_IteratorL>&, const move_iterator<_IteratorL>&)'
1774 | operator>(const move_iterator<_Iterator>& __x,
| ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1774:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::move_iterator<_IteratorL>'
2 | main(){for(int n;std::cin>n;)std::cout<<n*(n+1)/1+1<<"\n";}
| ^
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:1058:5: note: candidate: 'template<class _T1, class _T2> constexpr bool std::operator>(const pair<_T1, _T2>&, const pair<_T1, _T2>&)'
1058 | operator>(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
| ^~~~~~~~
/usr/include/c++/14/bits/stl_pair.h:1058:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::pair<_T1, _T2>'
2 | main(){for(int n;std::cin>n;)std::cout<<n*(n+1)/1+1<<"\n";}
| ^
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:695:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator>(basic_string_view<_CharT, _Traits>, basic_string_view<_CharT, _Traits>)'
695 | operator> (basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:695:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::basic_istream<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
2 | main(){for(int n;std::cin>n;)std::cout<<n*(n+1)/1+1<<"\n";}
| ^
/usr/include/c++/14/string_view:702:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator>(basic_string_view<_CharT, _Traits>, __type_identity_t<basic_string_view<_CharT, _Traits> >)'
702 | operator> (basic_string_view<_CharT, _Traits> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:702:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::basic_istream<char>' is not derived from 'std::basic_string_view<_CharT, _Traits>'
2 | main(){for(int n;std::cin>n;)std::cout<<n*(n+1)/1+1<<"\n";}
| ^
/usr/include/c++/14/string_view:710:5: note: candidate: 'template<class _CharT, class _Traits> constexpr bool std::operator>(__type_identity_t<basic_string_view<_CharT, _Traits> >, basic_string_view<_CharT, _Traits>)'
710 | operator> (__type_identity_t<basic_string_view<_CharT, _Traits>> __x,
| ^~~~~~~~
/usr/include/c++/14/string_view:710:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: mismatched types 'std::basic_string_view<_CharT, _Traits>' and 'int'
2 | main(){for(int n;std::cin>n;)std::cout<<n*(n+1)/1+1<<"\n";}
| ^
/usr/include/c++/14/bits/basic_string.h:3915:5: 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>&)'
3915 | operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3915:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
2 | main(){for(int n;std::cin>n;)std::cout<<n*(n+1)/1+1<<"\n";}
| ^
/usr/include/c++/14/bits/basic_string.h:3929:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)'
3929 | operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3929:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>'
2 | main(){for(int n;std::cin>n;)std::cout<<n*(n+1)/1+1<<"\n";}
| ^
/usr/include/c++/14/bits/basic_string.h:3942:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> bool std::operator>(const _CharT*, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
3942 | operator>(const _CharT* __lhs,
| ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3942:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: mismatched types 'const _CharT*' and 'std::basic_istream<char>'
2 | main(){for(int n;std::cin>n;)std::cout<<n*(n+1)/1+1<<"\n";}
| ^
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:2619:5: note: candidate: 'template<class ... _TElements, class ... _UElements> constexpr bool std::operator>(const tuple<_UTypes ...>&, const tuple<_Elements ...>&)'
2619 | operator>(const tuple<_TElements...>& __t,
| ^~~~~~~~
/usr/include/c++/14/tuple:2619:5: note: template argument deduction/substitution failed:
a.cc:2:27: note: 'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'const std::tuple<_UTypes ...>'
2 | main(){for(int n;std::cin>n;)std::cout<<n*(n+1)/1+1<<"\n";}
| ^
|
s217903646
|
p00057
|
C++
|
#incldue<stdio.h>
int main(){
int n;
while(scanf("%d",&n)!=EOF){
printf("%d",(n*(n-1))/2+1);
}
return 0;
}
|
a.cc:1:2: error: invalid preprocessing directive #incldue; did you mean #include?
1 | #incldue<stdio.h>
| ^~~~~~~
| include
a.cc: In function 'int main()':
a.cc:4:7: error: 'scanf' was not declared in this scope
4 | while(scanf("%d",&n)!=EOF){
| ^~~~~
a.cc:4:23: error: 'EOF' was not declared in this scope
4 | while(scanf("%d",&n)!=EOF){
| ^~~
a.cc:1:1: note: 'EOF' is defined in header '<cstdio>'; this is probably fixable by adding '#include <cstdio>'
+++ |+#include <cstdio>
1 | #incldue<stdio.h>
a.cc:5:1: error: 'printf' was not declared in this scope
5 | printf("%d",(n*(n-1))/2+1);
| ^~~~~~
a.cc:5:1: note: 'printf' is defined in header '<cstdio>'; this is probably fixable by adding '#include <cstdio>'
|
s486449792
|
p00057
|
C++
|
#include <iostream>
using namespace std;
int main(){
int a[10001] ;
a[1] = 2;
for(int i=2;i<=10000;i++) a[i] = a[i-1] + i;
int n
while(cin >> n){
cout << a[n] << endl;
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:11:3: error: expected initializer before 'while'
11 | while(cin >> n){
| ^~~~~
|
s101247695
|
p00057
|
C++
|
#include <iostream>
using namespace std;
int main(){
int a[10001] ;
a[1] = 2;
for(int i=2;i<=10000;i++) a[i] = a[i-1] + i;
int n
while(cin >> n){
cout << a[n] << endl;
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:11:3: error: expected initializer before 'while'
11 | while(cin >> n){
| ^~~~~
|
s888728103
|
p00057
|
C++
|
#include <iostream>
using namespace std;
int main(){
int a[10001] ;
a[1] = 2;
for(int i=2;i<=10000;i++) a[i] = a[i-1] + i;
int n
while(cin >> n){
cout << a[n] << endl;
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:11:3: error: expected initializer before 'while'
11 | while(cin >> n){
| ^~~~~
|
s475339375
|
p00057
|
C++
|
#include<bits/stdc++.h>
using namespace std;
typedef long long int ll;
int mina(){
ll n;
wilhe(cin>>n){
cout<<(n*n+n+2)/2<<"\n";
}
}
|
a.cc: In function 'int mina()':
a.cc:6:2: error: 'wilhe' was not declared in this scope
6 | wilhe(cin>>n){
| ^~~~~
a.cc:9:1: warning: no return statement in function returning non-void [-Wreturn-type]
9 | }
| ^
|
s770501312
|
p00057
|
C++
|
#include<bits/stdc++.h>
using namespace std;
typedef long long int ll;
int mina(){
ll n;
while(cin>>n){
cout<<(n*n+n+2)/2<<"\n";
}
}
|
a.cc: In function 'int mina()':
a.cc:9:1: warning: no return statement in function returning non-void [-Wreturn-type]
9 | }
| ^
/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
|
s748388324
|
p00057
|
C++
|
#include<bits/stdc++.h>
using namespace std;
typedef long long int ll;
int mina(){
ll n;
while(cin>>n){
cout<<(n*n+n+2)/2<<"\n";
}
}
|
a.cc: In function 'int mina()':
a.cc:9:1: warning: no return statement in function returning non-void [-Wreturn-type]
9 | }
| ^
/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
|
s573367310
|
p00057
|
C++
|
#include<iostream>
using namespace std;
int main(){
int n;
int count = 2;
while(){
cin >> n;
if(n == EOF) break;
for(int i = 1;i<n;i++){
count += i + 1;
if(n == 1) count = 2;
}
cout<< count <<endl;
}
}
|
a.cc: In function 'int main()':
a.cc:8:11: error: expected primary-expression before ')' token
8 | while(){
| ^
|
s777773196
|
p00057
|
C++
|
int main(int argc,char *argv[]){
int n,ans;
while(std::cin >> n){
ans = (n*(n+1))/2+1;
std::cout << ans <<std::endl;
}
}
|
a.cc: In function 'int main(int, char**)':
a.cc:3:20: error: 'cin' is not a member of 'std'
3 | while(std::cin >> n){
| ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
+++ |+#include <iostream>
1 | int main(int argc,char *argv[]){
a.cc:5:38: error: 'cout' is not a member of 'std'
5 | std::cout << ans <<std::endl;
| ^~~~
a.cc:5:38: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:5:57: error: 'endl' is not a member of 'std'
5 | std::cout << ans <<std::endl;
| ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
+++ |+#include <ostream>
1 | int main(int argc,char *argv[]){
|
s658144572
|
p00057
|
C++
|
#include<iostream>
using namespace std;
int main(){
int x;
while(cin>>x){
ans=1;
for(int i=1;i<=x;i++){
ans+=i;
}
cout<<ans<<endl;
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:6:1: error: 'ans' was not declared in this scope; did you mean 'abs'?
6 | ans=1;
| ^~~
| abs
|
s004966514
|
p00057
|
C++
|
#include<iostream>
#include<stdio.h>
#include<string>
#include<math.h>
#include<iomanip>
#include<algorithm>
#include<string.h>
#include<cctype>
#include<map>
#include<set>
#include<vector>
#include<sstream>
#include<stack>
#include<queue>
#include<deque>
#include<functional>
#include<utility>
using namespace std;
int main()
{
int n;
while(cin>>n)
{
long long int sum;
sum=n*(n+1)/2+1;
}
cout<<sum<<endl;
//while(1);
return 0;
}
|
a.cc: In function 'int main()':
a.cc:29:11: error: 'sum' was not declared in this scope
29 | cout<<sum<<endl;
| ^~~
|
s657672665
|
p00057
|
C++
|
#include<iostream>int main(){int n;while(std::cin>>n)std::co\
ut<<(n*n+n+2)/2<<'\n';}
|
a.cc:1:23: warning: extra tokens at end of #include directive
1 | #include<iostream>int main(){int n;while(std::cin>>n)std::co\
| ^~~~
a.cc:1:61: warning: backslash-newline at end of file
1 | #include<iostream>int main(){int n;while(std::cin>>n)std::co\
a.cc:1:9: fatal error: iostream>in: No such file or directory
1 | #include<iostream>int main(){int n;while(std::cin>>n)std::co\
| ^~~~~~~~~~~~~
compilation terminated.
|
s734629861
|
p00057
|
C++
|
#include<iostream>
#include<vector>
using namespace std;
int main(){
int x;vector<int> anss;
while(cin>>x){
anss.push_back(1+0.5*x(x+1));
}
for(int i=0;i<anss.size();i++){
cout<<anss[i]<<endl;
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:8:27: error: 'x' cannot be used as a function
8 | anss.push_back(1+0.5*x(x+1));
| ~^~~~~
|
s377220552
|
p00057
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main(){
int n;
int a = 1
while(cin>>n){
if(n <= 2*a){
cout << 2*n << endl;
}else if(n <= 4*a){
cout << 2*n + a << endl;
}else if(n <= 6*a){
cout << 2*n + 2*a << endl;
}else{
cout << 2*n + 4*a << endl;
return 0;
}
|
a.cc: In function 'int main()':
a.cc:7:4: error: expected ',' or ';' before 'while'
7 | while(cin>>n){
| ^~~~~
a.cc:18:2: error: expected '}' at end of input
18 | }
| ^
a.cc:4:11: note: to match this '{'
4 | int main(){
| ^
|
s135562172
|
p00057
|
C++
|
#include <bits/stdc++.h>
using namespace std;
int main(){
int n;
int a = 1;
while(cin>>n){
if(n <= 2*a){
cout << 2*n << endl;
}else if(n <= 4*a){
cout << 2*n + a << endl;
}else if(n <= 6*a){
cout << 2*n + 2*a << endl;
}else{
cout << 2*n + 4*a << endl;
}
return 0;
}
|
a.cc: In function 'int main()':
a.cc:18:2: error: expected '}' at end of input
18 | }
| ^
a.cc:4:11: note: to match this '{'
4 | int main(){
| ^
|
s758601216
|
p00057
|
C++
|
#include<bits/stdc++.h>
using namespace std;
int main(){
int n, ans = 0;
while(cin>>n){
for(int i = 1; i <= n; i ++){
if(i % 2) sum += 2;
else sum +=3;
}
cout<< ans<<endl;
}
return 0;
}
//2 4 7 9
|
a.cc: In function 'int main()':
a.cc:9:35: error: 'sum' was not declared in this scope
9 | if(i % 2) sum += 2;
| ^~~
a.cc:10:30: error: 'sum' was not declared in this scope
10 | else sum +=3;
| ^~~
|
s940594335
|
p00057
|
C++
|
#include<bits/stdc++.h>
using namespace std;
int main(){
int n, ans = 0;
while(cin>>n){
for(int i = 1; i <= n; i ++){
if(i % 2) sum += 2;
else sum +=3;
}
cout<< sum<<endl;
}
return 0;
}
//2 4 7 9
|
a.cc: In function 'int main()':
a.cc:9:35: error: 'sum' was not declared in this scope
9 | if(i % 2) sum += 2;
| ^~~
a.cc:10:30: error: 'sum' was not declared in this scope
10 | else sum +=3;
| ^~~
a.cc:12:24: error: 'sum' was not declared in this scope
12 | cout<< sum<<endl;
| ^~~
|
s975914308
|
p00057
|
C++
|
#include<iostream>int main(){for(int n;std::cin>>n;)std::cout<<n*(n+1)/2+1<<std::endl;}
|
a.cc:1:23: warning: extra tokens at end of #include directive
1 | #include<iostream>int main(){for(int n;std::cin>>n;)std::cout<<n*(n+1)/2+1<<std::endl;}
| ^~~~
a.cc:1:9: fatal error: iostream>in: No such file or directory
1 | #include<iostream>int main(){for(int n;std::cin>>n;)std::cout<<n*(n+1)/2+1<<std::endl;}
| ^~~~~~~~~~~~~
compilation terminated.
|
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.