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s271418864
p03846
C++
#include <iostream> #include <vector> #include <map> using namespace std; const int NUM = 1000000007; int main() { int n; cin >> n; map<int, int> mp; for (int i = 0; i < n; i++) { int a; cin >> a; mp[a]++; } if (n % 2 == 0) { for (int i = 1; i < n; i += 2) { if (mp[i] != 2) { cout << 0 << endl; ...
a.cc: In function 'int main()': a.cc:22:25: error: 'pow' was not declared in this scope 22 | cout << pow(2, n / 2) << endl; | ^~~ a.cc:36:25: error: 'pow' was not declared in this scope 36 | cout << pow(2, (n - 1) / 2) << endl; | ...
s689423094
p03846
C++
#include <stdio.h> #include <iostream> #include <algorithm> #include <cmath> #include <numeric> #include <vector> #include <set> #include <map> #include <cstring> #include <unordered_map> #define lld long long int #define DBG1(vari1) cerr<<#vari1<<" = "<<(vari1)<<endl; #define DBG2(vari1,vari2) cerr<<#vari1<<" = "<<(va...
a.cc: In function 'int power(int, int)': a.cc:16:14: error: 'll' was not declared in this scope; did you mean 'lld'? 16 | #define MOD (ll)(1e9 + 7) | ^~ a.cc:22:46: note: in expansion of macro 'MOD' 22 | ans = (ans * base) % MOD; | ...
s010558375
p03846
C++
#include <bits/stdc++.h> using namespace std; int main(){ int n; cin>>n; int a[n]; long long ans=1; for(int i=0;i<n;i++){ cin>>a[i]; } sort(a,a+n); reverse(a,a+n); if(n%2==0){ for(int i=0;i<n-1;i++){ if(i%2==0){ if(a[i]!=a[i+1]){ cout<<0<<e...
a.cc: In function 'int main()': a.cc:57:31: error: expected ';' before 'cout' 57 | ans=ans%1000000007 | ^ | ; 58 | cout<<ans<<endl; | ~~~~
s773252904
p03846
C++
#include <iostream> #include <string> #include <cstring> #include <math.h> #include <cmath> #include <algorithm> using namespace std; int n[1000000]; int N; long long pow(int n) { long long base = 2, ans = 1; while (n) { if (n & 1) { ans *= base; } base *= bas...
a.cc: In function 'int main()': a.cc:51:37: error: invalid operands of types 'long long int' and 'double' to binary 'operator%' 51 | cout << pow((N - 1) / 2)%10E9+7 << endl; | ~~~~~~~~~~~~~~~~^~~~~ | | | | lon...
s095315811
p03846
C++
#include <bits/stdc++.h> using namespace std; int main() { ll MOD = 1e9 + 7; int n; cin >> n; int a[n]; map<int, int> m; REP(i, n){ cin >> a[i]; m[a[i]]++; } bool flag = 0; if (n % 2){ for (auto x : m){ if (x.first == 0){ if (x.second != 1) flag = 1; } else if (x.second != 2) flag = 1...
a.cc: In function 'int main()': a.cc:7:9: error: 'll' was not declared in this scope 7 | ll MOD = 1e9 + 7; | ^~ a.cc:12:13: error: 'i' was not declared in this scope 12 | REP(i, n){ | ^ a.cc:12:9: error: 'REP' was not declared in this scope 12 | REP(i, n...
s247168052
p03846
C++
#include <iostream> #include <map> using namespace std; bool check(map<int, int> reportsMap, int noses) { int maxReport = noses - 1; if (noses % 2 == 0) { for (int i = 1; i <= maxReport; i+=2) { if (reportsMap[i] != 2) { return false; } } } else { if (reportsMap[0] != 1) { return ...
a.cc:38:1: error: extended character   is not valid in an identifier 38 |   long long answer = 1; | ^ a.cc:39:1: error: extended character   is not valid in an identifier 39 |   for (int j = 0; j < (noses / 2); j++) { | ^ a.cc:40:1: error: extended character   is not valid in an identifier 40 |  ...
s891551890
p03846
C++
#include <algorithm> #include <string> using namespace std; const long mod = 1e9+7; #define REP(i, n) for(int i = 0; i < (int)n; ++i) int main() { int N; int a; cin >> N; vector<int> A; REP(i, N) { cin >> a; A.push_back(a); } int init = 0; if (N % 2 == 0) { ...
a.cc: In function 'int main()': a.cc:13:5: error: 'cin' was not declared in this scope 13 | cin >> N; | ^~~ a.cc:3:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>' 2 | #include <string> +++ |+#include <iostream> 3 | a.cc:14:5: er...
s504756174
p03846
C++
#include <algorithm> #include <cmath> #include <iostream> using namespace std; int main() { int N, A[100000]; cin >> N; for (int i = 0; i < N; ++i) { cin >> A[i]; } sort(A, A + N); if (N % 2 == 0) { for (int i = 0; i < N - 3; i += 2) { if (!(A[i] == A[i + 1] && A[i] + 2 == A[i + 2] && ...
a.cc: In function 'int main()': a.cc:43:12: error: expected '}' at end of input 43 | return 0; | ^ a.cc:7:12: note: to match this '{' 7 | int main() { | ^
s511244331
p03846
C++
#include<bits/stdc++.h> #define mins(a,b) a=min(a,b) #define maxs(a,b) a=max(a,b) using namespace std; int main(){ int n; cin>>n; int ans=1; int t[100010]; int a[100010]; for(int i=0;i<100010;i++){ t[i]=0; a[i]=0; } for(int i=0;i<n;i++){ cin>>t[i]; a[t[i]]++; } for(int i=0;i<n;i++){ ...
a.cc: In function 'int main()': a.cc:25:11: error: ISO C++ forbids comparison between pointer and integer [-fpermissive] 25 | if(a>=1 and i%2==0) | ~^~~ a.cc:31:11: error: ISO C++ forbids comparison between pointer and integer [-fpermissive] 31 | if(a>=1 and i%2==1) | ~^~...
s105599756
p03846
C++
#include <bits/stdc++.h> using namespace std; template<int mod> struct ModInt { using ll = long long; int x; template<class T> ModInt(T a) { x = a % mod; if (x < 0) { x += mod; } } ModInt() : x(0) {} inline ModInt& operator+=(const ModInt& rhs) { (*this) += rhs.x; return *this; } template<class...
a.cc:210:5: error: redefinition of 'int main()' 210 | int main() | ^~~~ a.cc:205:5: note: 'int main()' previously defined here 205 | int main() | ^~~~
s435522992
p03846
C++
#include <bits/stdc++.h> using namespace std; int main(){ long int n; cin >> n; long long int a[n]; for(int i=0;i<n;i++)cin >>a[i]; sort(a,a+n); if (n%2==0){ if(a[0]!=1 || a[1]!=1)cout << 0 <<endl; else cout << pow(2,n/2)%1000000007<<endl; } else{ if(a[0]!=0)cout << 0 <<endl; else cout ...
a.cc: In function 'int main()': a.cc:12:28: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'int' to binary 'operator%' 12 | else cout << pow(2,n/2)%1000000007<<endl; | ~~~~~~~~~~^~~~~~~~~~~ | | | | ...
s424475725
p03846
C++
#include <iostream> #include <cmath> #define MOD = 10^9 + 7 int main() { int n; long long ans = (long long)1; cin >> n; vector<int> nums(n + 1, 0); for (int i = 0; i < n; i++) { int num; cin >> num; nums[num]++; } //validation if (n % 2 == 0) { for (int i = 1; i <=n; i++9) { if (...
a.cc: In function 'int main()': a.cc:10:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'? 10 | 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 st...
s437633094
p03846
Java
import java.util.Arrays; public class Main { private static java.util.Scanner scanner = new java.util.Scanner(System.in); public static void main(String[] args) { int n = scanner.nextInt(), a[] = new int[(n + 1) / 2], max = 0; for (int i = 0, temp; i < n; i++) { if (((temp = scanne...
Main.java:28: error: cannot find symbol Util.println(max, Arrays.toString(a), ans); ^ symbol: variable Util location: class Main 1 error
s869977953
p03846
C++
#include<bits/stdc++.h> using namespace std; const int mod = 1e9+7; int a[1e5]; int solve(long long n){ int ans=1; sort( a, a+n ); if( (a[0] && n%2) || (a[0]==n%2 && n%2==0) ){ return 0; } if( a[0]==0 ){ a = a+1; n--; } for( int i=0; i<n; i+=2 ){ if( a[i]!=a[i+1] ) return 0; ans...
a.cc:5:7: error: conversion from 'double' to 'long unsigned int' in a converted constant expression 5 | int a[1e5]; | ^~~ a.cc:5:7: error: could not convert '1.0e+5' from 'double' to 'long unsigned int' 5 | int a[1e5]; | ^~~ | | | double a.cc:5:7: error: size of a...
s132051635
p03846
C++
#include<iostream> #include<algorithm> using namespace std; const long long mod = 1e9+7; long long a[1e5]; long long solve(long long n){ long long ans=1LL; sort( a, a+n ); if( (a[0] && n%2) || (a[0]==n%2 && n%2==0) ){ return 0LL; } if( a[0]==0 ){ a = a+1; n--; } for( long long i=0LL; i<n...
a.cc:5:13: error: conversion from 'double' to 'long unsigned int' in a converted constant expression 5 | long long a[1e5]; | ^~~ a.cc:5:13: error: could not convert '1.0e+5' from 'double' to 'long unsigned int' 5 | long long a[1e5]; | ^~~ | | | ...
s594249077
p03846
C++
#include<iostream> #include<algorithm> using namespace std; const long long mod = 1e9+7; long long a[1e5] long long solve(long long n){ long long ans=1LL; sort( a, a+n ); if( (a[0] && n%2) || (a[0]==n%2 && n%2==0) ){ return 0LL; } if( a[0]==0 ){ a = a+1; n--; } for( long long i=0LL; i<n;...
a.cc:7:1: error: expected initializer before 'long' 7 | long long solve(long long n){ | ^~~~ a.cc: In function 'int main()': a.cc:33:12: error: 'a' was not declared in this scope 33 | cin >> a[i]; | ^ a.cc:36:11: error: 'solve' was not declared in this scope 36 | cout << solve(N) ...
s844393735
p03846
C++
#include<iostream> #include<algorythm> using namespace std; const long long mod = 1e9+7; long long a[1e5] long long solve(long long n){ long long ans=1LL; sort( a, a+n ); if( (a[0] && n%2) || (a[0]==n%2 && n%2==0) ){ return 0LL; } if( a[0]==0 ){ a = a+1; n--; } for( long long i=0LL; i<n;...
a.cc:2:9: fatal error: algorythm: No such file or directory 2 | #include<algorythm> | ^~~~~~~~~~~ compilation terminated.
s604978371
p03846
C++
#include<std/c++.h> using namespace std; const long long mod = 1e9+7; long long solve(long long n, vector<long long> a){ long long ans=1LL; sort( a.begin(), a.end() ); if( (a[0] && n%2) || (a[0]==n%2 && n%2==0) ){ return 0LL; } if( a[0]==0 ){ a.erase(a.begin()); n--; } for( long long i=0...
a.cc:1:9: fatal error: std/c++.h: No such file or directory 1 | #include<std/c++.h> | ^~~~~~~~~~~ compilation terminated.
s094079512
p03846
C
#include<stdio.h> #include<math.h> int main(){ int N; scanf("%d",&N); int A[N]; for(int i = 0;i < N;i++){ scanf("%d",&A[i]); } if(N % 2 == 0){ for(int i = 1;i < N;i += 2){ int cnt = 0; for(int j = 0;j < N;j++){ if(i == A[j]){ cnt++; } } if(cnt != 2){...
main.c: In function 'main': main.c:48:18: error: invalid operands to binary % (have 'float' and 'int') 48 | int ans = ans1 % 1000000007; | ^
s095959105
p03846
C++
//file_name:ABC50_C.cpp #include <bits/stdc++.h> #define fi first #define se second #define rep(i,n) for(int i = 0; i < (n); ++i) #define rrep(i,n) for(int i = 1; i <= (n); ++i) #define drep(i,n) for(int i = (n)-1; i >= 0; --i) #define srep(i,s,t) for (int i = s; i < t; ++i) #define rng(a) a.begin(),a.end() #define max...
a.cc: In function 'int main()': a.cc:102:13: error: break statement not within loop or switch 102 | break; | ^~~~~ a.cc:110:22: error: expected ';' before '}' token 110 | break | ^ | ; 111 | } | ...
s848492019
p03846
C++
#include <iostream> #include <algorithm> #include <cstring> #include <string> #include <cmath> #define ll long long #define MOD 1e9+7 ll a[100005]; using namespace std; int main(){ ll n; cin>>n; ll flag=1;//标志 ll ans=1; if(n%2==0){ //偶数 for(ll i=0;i<n;i++){ ll x; cin>>x; a[x]++; if(x>=n || x%...
a.cc: In function 'int main()': a.cc:29:42: error: invalid operands of types 'long long int' and 'double' to binary 'operator%' 29 | ans=ans*2%MOD; | ~~~~~^ | | | ...
s930055359
p03846
C++
#include <stdio.h> #include <math.h> #include <string.h> #include <algorithm> #include <iostream> #include <string> #include <time.h> #include <queue> #include <string.h> #define sf scanf #define pf printf #define lf double #define ll long long #define p123 printf("123\n"); #define pn printf("\n"); #define pk printf(" ...
a.cc: In function 'long long int pow_quick(long long int, long long int)': a.cc:43:16: error: expected '}' at end of input 43 | r %= mod; | ^ a.cc:41:16: note: to match this '{' 41 | if (b & 1) { | ^ a.cc:43:16: error: expected '}' at end of input 43 | ...
s512470411
p03846
C++
#include<bits/stdc++.h> #include<queue> #define REP(i,a) for(int (i)=0; (i)<(a); (i)++) using namespace std; int main(){ ios_base::sync_with_stdio(false); cin.tie(NULL); long long int N,ans; bool flag =true; cin>>N; int A[N],B[N]={}; REP(i,N){ cin>>A[i]; B[A[i]]++; if(B[A[i]]>=3) flag=false;...
a.cc: In function 'int main()': a.cc:29:10: error: invalid operands of types 'long long int' and '__gnu_cxx::__promote<double>::__type' {aka 'double'} to binary 'operator%' 29 | ans=ans%(pow(10,9)+7); | ~~~^~~~~~~~~~~~~~ | | | | long long int __gnu_cxx::__promote<dou...
s812442932
p03846
C++
#include<bits/stdc++.h> #include<queue> #define REP(i,a) for(int (i)=0; (i)<(a); (i)++) using namespace std; int main(){ ios_base::sync_with_stdio(false); cin.tie(NULL); int N,ans; bool flag =true; cin>>N; int A[N],B[N]={}; REP(i,N){ cin>>A[i]; B[A[i]]++; if(B[A[i]]>=3) flag=false; } if(...
a.cc: In function 'int main()': a.cc:29:10: error: invalid operands of types 'int' and '__gnu_cxx::__promote<double>::__type' {aka 'double'} to binary 'operator%' 29 | ans=ans%(pow(10,9)+7); | ~~~^~~~~~~~~~~~~~ | | | | int __gnu_cxx::__promote<double>::__ty...
s979981772
p03846
C++
#include<bits/stdc++.h> #include<queue> #define REP(i,a) for(int (i)=0; (i)<(a); (i)++) using namespace std; int main(){ ios_base::sync_with_stdio(false); cin.tie(NULL); int N,ans; bool flag =true; cin>>N; int A[N],B[N]={}; REP(i,N){ cin>>A[i]; B[A[i]]++; if(B[A[i]]>=3) flag=false; } if...
a.cc: In function 'int main()': a.cc:31:17: error: invalid operands of types 'int' and '__gnu_cxx::__promote<double>::__type' {aka 'double'} to binary 'operator%' 31 | else cout<<ans%(pow(10,9)+7); | ~~~^~~~~~~~~~~~~~ | | | | int __gnu_...
s814695973
p03846
C++
#include <iostream># {{{ using namespace std; using uint = unsigned int; using ll = long long; using ull = unsigned long long; #include <string> #include <cstdio> #include <algorithm> #include <vector> #include <cmath> #include <climits> #include <bitset> #include <array> #include <deque> #include <queue> #include <ma...
a.cc:1:20: warning: extra tokens at end of #include directive 1 | #include <iostream># {{{ | ^ a.cc:20:25: error: stray '#' in program 20 | const int MOD = 1e9 + 7;# }}} | ^ a.cc:20:27: error: expected declaration before '}' token 20 | const int MOD = 1e9...
s503599887
p03846
C++
#include <iostream># {{{ using namespace std; using uint = unsigned int; using ll = long long; using ull = unsigned long long; #include <string> #include <cstdio> #include <algorithm> #include <vector> #include <cmath> #include <climits> #include <bitset> #include <array> #include <deque> #include <queue> #include <ma...
a.cc:1:20: warning: extra tokens at end of #include directive 1 | #include <iostream># {{{ | ^ a.cc:20:25: error: stray '#' in program 20 | const int MOD = 1e9 + 7;# }}} | ^ a.cc:20:27: error: expected declaration before '}' token 20 | const int MOD = 1e9...
s936139304
p03846
C++
#include<bits/stdc++.h> using namespace std; using ll = long long; #define MM 1000000000; #define mod MM + 7; #define INF (ll)1e18 #define pi acos(-1.0) #define MAX 1000000005 #define NIL -1 int main(){ ll n; cin >> n; bool flg = true; ll ans = 1; vector<ll> a(n); for(ll i = 0; i < n; i++){ ...
a.cc: In function 'int main()': a.cc:18:15: error: no match for 'operator+' (operand types are 'std::vector<long long int>' and 'll' {aka 'long long int'}) 18 | sort(a, a + n); | ~ ^ ~ | | | | | ll {aka long long int} | std::vector<long ...
s408654383
p03846
C++
#include<bits/stdc++.h> using namespace std; using ll = long long; #define MM 1000000000; #define mod MM + 7; #define INF (ll)1e18 #define pi acos(-1.0) #define MAX 1000000005 #define NIL -1 int main(){ ll n; cin >> n; bool flg = true; ll ans = 1; ll a[n]; for(ll i = 0; i < n; i++){ cin >> a...
a.cc: In function 'int main()': a.cc:20:15: error: request for member 'erase' in 'a', which is of non-class type 'll [n]' {aka 'long long int [n]'} 20 | if(n%2) a.erase(a.begin()); | ^~~~~ a.cc:20:23: error: request for member 'begin' in 'a', which is of non-class type 'll [n]' {aka 'long lon...
s316389923
p03846
C++
#include <bits/stdc++.h> #define MOD 1000000007 template<typename T> T power(T a, T b) { T res = 1; while(b > 0) { if(b & 1) res = res * a % MOD; a = a * a % MOD; b >>= 1; } return res; } using namespace std; int main() { long N; long A[100001]; map<long, long> co...
a.cc: In function 'int main()': a.cc:58:14: error: expected '}' at end of input 58 | return 0; | ^ a.cc:20:1: note: to match this '{' 20 | { | ^
s853595432
p03846
C++
#include<bits/stdc++.h> using namespace std; using ll = long long; #define MM = 1000000000; #define mod = MM + 7; #define INF (ll)1e18 #define pi acos(-1.0) #define MAX 100005 #define NIL -1 int main(){ ll n; cin >> n; ll a[n]; map<ll, int> mp; ll ans = 0; for(ll i = 0; i < n; i++){ cin >> a...
a.cc: In function 'int main()': a.cc:5:13: error: expected primary-expression before '=' token 5 | #define mod = MM + 7; | ^ a.cc:40:20: note: in expansion of macro 'mod' 40 | ans %= mod; | ^~~ a.cc:4:12: error: expected primary-expression before '=' token ...
s377087814
p03846
C++
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.UncheckedIOException; import java.util.StringTokenizer; class Main{ public static void main(String[] args) { SC sc=new SC(System.in); int N=sc.nextInt(); int syurui=(N+1)/2; ...
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 '-fm...
s619935810
p03846
C++
#include <bits/stdc++.h> using namespace std; int main() { int n; cin>>n; int ans = 0; bool check=false; int a[n]; for (int i=0; i<n; i++) { cin>>a[i]; } sort(a,a+n); if(n%2==1){ //奇数個(中央0) for(int i=0;i<=n/2;i++){ if(a[0]!=0){ break; } if(i>0){ if(a[i*2-1]!=i...
a.cc: In function 'int main()': a.cc:43:35: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'double' to binary 'operator%' 43 | cout << (check?(pow(2,n/2)%(1e9+7)):0) << endl; | ~~~~~~~~~~^~~~~~~~ | | ...
s800293896
p03846
C++
N = int(input()) A = [int(x) for x in input().split()] if not N%2: result = 2**(N/2) A.sort() for i in range(0,N-1,2): if A[i] != A[i+1]: result = 0 else: result = 2**(N/2 - 1) for i in range(1,N,2): if A[i] != A[i+1]: result = 0 print(int(result))
a.cc:1:1: error: 'N' does not name a type 1 | N = int(input()) | ^
s801818951
p03846
C++
#include <bits/stdc++.h> using namespace std; typedef long long ll; ll n,a[100001],temp,flag,mod=(ll)1e9+7; int main(void){ cin>>n; for(int i=0;i<n;i++){ cin>>temp; a[temp]++; } if((n+1) % 2 == 0){ if(a[0] != 1)flag=1; for(int i=1;i<n/2+1;i++){ if(a[i*2] !=...
a.cc: In function 'int main()': a.cc:21:30: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'll' {aka 'long long int'} to binary 'operator%' 21 | else cout<<pow(2,n/2)%mod<<endl; | ~~~~~~~~~~^~~~ | | | ...
s786601560
p03846
C++
#include<iostream> using namespace std; int main() { long long N; cin >> N; long long A[N]; for (long long i = 0; i < N; i++) { cin >> A[i]; } long long cnt[N + 1] = {}; bool flg = true; for (long long i = 0; i < N; i++) { int j = A[i]; cnt[j]++; } for (long long i = 0; i < N; i++) { if (cnt[0] >= 2)...
a.cc: In function 'int main()': a.cc:43:29: error: invalid operands of types 'int' and 'double' to binary 'operator%' 43 | ans %= (1e9 + 7); | ~~~~^~~~~~~~~~~~ a.cc:43:29: note: in evaluation of 'operator%=(int, double)' a.cc:50:29: error: invalid operands of t...
s242858248
p03846
C++
#include<iostream> using namespace std; int main() { long long N; cin >> N; long long A[N]; for (long long i = 0; i < N; i++) { cin >> A[i]; } long long cnt[N + 1] = {}; bool flg = true; for (long long i = 0; i < N; i++) { int j = A[i]; cnt[j]++; } for (long long i = 0; i < N; i++) { if (cnt[0] >= 2)...
a.cc: In function 'int main()': a.cc:43:29: error: invalid operands of types 'long long int' and 'double' to binary 'operator%' 43 | ans %= (1e9 + 7); | ~~~~^~~~~~~~~~~~ a.cc:43:29: note: in evaluation of 'operator%=(long long int, double)' a.cc:50:29: error: i...
s355226729
p03846
C++
#include<iostream> #include<vector> #include<cstdio> #include<cstring> #include<algorithm> #include<string> #include<bits/stdc++.h> #define ll long long using namespace std; int main(){ int n; cin >> n; ll ans; int n_div = n/2; vector<int> a(0); int s; int count = 0; for(int i = 1; i <= n; i++){ c...
a.cc: In function 'int main()': a.cc:41:17: error: invalid operands of types 'long long int' and '__gnu_cxx::__promote<double>::__type' {aka 'double'} to binary 'operator%' 41 | cout << ans % (pow(10, 9) + 7) << endl; | ~~~ ^ ~~~~~~~~~~~~~~~~ | | | | ...
s718846053
p03846
C++
#include<bits/stdc++.h> using namespace std; int main() { long long N; cin >> N; long long A[N]; for (long long i = 0; i < N; i++) { cin >> A[i]; } long long cnt[N] = {}; bool flg = true; for (long long i = 0; i < N; i++) { cnt[A[i]]++; } for (long long i = 0; i < N; i++) { if (cnt[0] >= 2) { flg = f...
a.cc: In function 'int main()': a.cc:44:21: error: invalid operands of types 'long long int' and 'double' to binary 'operator%' 44 | cout << ans % (1e9 + 7); | ~~~ ^ ~~~~~~~~~ | | | | | double | long lon...
s507920692
p03846
C++
#include<bits/stdc++.h> using namespace std; int main() { int N; cin >> N; for (int i = 0; i < N; i++) { cin >> A[i]; } int cnt[N] = {}; bool flg = true; for (int i = 0; i < N; i++) { cnt[A[i]]++; } for (int i = 0; i < N; i++) { if (A[0] >= 2) { flg = false; } if (i != 0) { if (A[i] % 2 != 0) {...
a.cc: In function 'int main()': a.cc:7:24: error: 'A' was not declared in this scope 7 | cin >> A[i]; | ^ a.cc:12:21: error: 'A' was not declared in this scope 12 | cnt[A[i]]++; | ^ a.cc:15:21: error: 'A' was not declared in t...
s498265580
p03846
C++
#include<iostream> #include<string> #include<algorithm> #include<vector> using namespace std; int main() { int N; int count; int answer=1; bool can = true; vector<int> A(10000); cin >> N; for (int i = 1; i < N + 1; ++i) cin >> A[i]; if (N % 2 == 0) {//Nが偶数の場合 //並びがありうるかどうかの確認 for (int j = 1; j < N ; j=j...
a.cc: In function 'int main()': a.cc:40:26: error: 'pow' was not declared in this scope 40 | answer = pow(2, N / 2); | ^~~
s588797074
p03846
C++
#include<iostream> #include<string> #include<algorithm> #include<vector> using namespace std; int main() { int N; int count; int answer; bool can = true; vector<int> A(10000); cin >> N; for (int i = 1; i < N + 1; ++i) cin >> A[i]; if (N % 2 == 0) {//Nが偶数の場合 //並びがありうるかどうかの確認 for (int j = 1; j < N ; j=j+...
a.cc: In function 'int main()': a.cc:37:26: error: 'pow' was not declared in this scope 37 | answer = pow(2, N / 2); | ^~~ a.cc:69:26: error: 'pow' was not declared in this scope 69 | answer = pow(2, N / 2); | ^~~
s534253741
p03846
C++
#include <iostream> #include <vector> #include <unordered_map> #include <algorithm> using namespace std; int mkhash(vector<int> v) { int h = 0; for (int i = 0; i < v.size(); i++) { h += v[i] * pow(10, i); } return h; } int main(int argc, char const* argv[]) { cin.tie(0); ios::sync_with...
a.cc: In function 'int mkhash(std::vector<int>)': a.cc:10:21: error: 'pow' was not declared in this scope 10 | h += v[i] * pow(10, i); | ^~~
s439212600
p03846
C++
8 7 5 1 1 7 3 5 3
a.cc:1:1: error: expected unqualified-id before numeric constant 1 | 8 | ^
s968531437
p03846
C++
#include <bits/stdc++.h> using namespace std; const int maxn = 1e5+100; const long long Mod = 1e9+7; long long ans, a, t[maxn],n; int main(){ cin >> n; for(int i=0; i<n; i++){ cin >> a; t[a]++; } ans = 1; if(n%2 == 1){ for(int i=0; i<n; i+=2){ if((i!=0 && t[i]!...
a.cc: In function 'int main()': a.cc:34:15: error: invalid operands of types '<unresolved overloaded function type>' and 'long long int' to binary 'operator<<' 34 | count << ans; | ~~~~~~^~~~~~
s133362193
p03846
C
#include<stdio.h> #include<math.h> int main(){ long n; scanf(“%d”,&n); long a[n]; int ans=1; for(long i=0;i<n;i++){ scanf(“%d”,&a[i]); } long temp; for(long i=0;i<n;i++){//sort for(long j=i+1;j<n;j++){ if(a[i]>a[j]){ temp=a[j]; a[j]=a[i]; ...
main.c: In function 'main': main.c:5:10: error: stray '\342' in program 5 | scanf(<U+201C>%d<U+201D>,&n); | ^~~~~~~~ main.c:5:11: error: expected expression before '%' token 5 | scanf(“%d”,&n); | ^ main.c:5:13: error: stray '\342' in program 5 | scanf(<U+201C>%d<U+201...
s509982248
p03846
C
#include<stdio.h> #include<math.h> int main(){ long n; scanf(“%ld”,&n); long a[n]; int ans=1; for(long i=0;i<n;i++){ scanf(“%ld”,&a[i]); } long temp; for(long i=0;i<n;i++){//sort for(long j=i+1;j<n;j++){ if(a[i]>a[j]){ temp=a[j]; a[j]=a[i]; ...
main.c: In function 'main': main.c:5:10: error: stray '\342' in program 5 | scanf(<U+201C>%ld<U+201D>,&n); | ^~~~~~~~ main.c:5:11: error: expected expression before '%' token 5 | scanf(“%ld”,&n); | ^ main.c:5:14: error: stray '\342' in program 5 | scanf(<U+201C>%ld<U+...
s201163980
p03846
C
#include<stdio.h> #include<math.h> int main(){ long n; scanf(“%ld”,&n); long a[n]; int ans=1; for(long i=0;i<n;i++){ scanf(“%ld”,&a[i]); } long temp; for(long i=0;i<n;i++){//sort for(long j=i+1;j<n;j++){ if(a[i]>a[j]){ temp=a[j]; a[j]=a[i]; ...
main.c: In function 'main': main.c:5:10: error: stray '\342' in program 5 | scanf(<U+201C>%ld<U+201D>,&n); | ^~~~~~~~ main.c:5:11: error: expected expression before '%' token 5 | scanf(“%ld”,&n); | ^ main.c:5:14: error: stray '\342' in program 5 | scanf(<U+201C>%ld<U+...
s281747394
p03846
C
#include<stdio.h> #include<math.h> int main(){ long n; scanf(“%ld”,&n); long a[n]; int ans=1; for(long i=0;i<n;i++){ scanf(“%ld”,&a[i]); } int chek=0; for(long i=0;i<(n/2)+n%2;i++){ chek=0; if(n%2==1){ for(long j=0;j<n;j++){ if(i==0){ if(i==a[j...
main.c: In function 'main': main.c:5:9: error: stray '\342' in program 5 | scanf(<U+201C>%ld<U+201D>,&n); | ^~~~~~~~ main.c:5:10: error: expected expression before '%' token 5 | scanf(“%ld”,&n); | ^ main.c:5:13: error: stray '\342' in program 5 | scanf(<U+201C>%ld<U+201D>,...
s574515531
p03846
C
#include<stdio.h> #include<math.h> int main(){ long n; scanf(“%ld”,&n); long a[n]; int ans=1; for(long i=0;i<n;i++){ scanf(“%ld”,&a[i]); } int chek=0; for(long i=0;i<(n/2)+n%2;i++){ chek=0; if(n%2==1){ for(long j=0;j<n;j++){ if(i==0){ if(i==a[j...
main.c: In function 'main': main.c:5:9: error: stray '\342' in program 5 | scanf(<U+201C>%ld<U+201D>,&n); | ^~~~~~~~ main.c:5:10: error: expected expression before '%' token 5 | scanf(“%ld”,&n); | ^ main.c:5:13: error: stray '\342' in program 5 | scanf(<U+201C>%ld<U+201D>,...
s193645370
p03846
C++
#include <stdio.h> int main(void) { int n,a[100001]; scanf("%d",&n); for(i=0; i<n; i++)scanf("%d",&a[i]); puts("0"); return 0; }
a.cc: In function 'int main()': a.cc:6:13: error: 'i' was not declared in this scope 6 | for(i=0; i<n; i++)scanf("%d",&a[i]); | ^
s124088668
p03846
C++
#include <algorithm> #include <bitset> #include <cstdio> #include <functional> #include <initializer_list> #include <iostream> #include <limits.h> #include <list> #include <map> #include <math.h> #include <queue> #include <regex> #include <set> #include <sstream> #include <string> #include <tuple> #include <utility> #i...
a.cc: In function 'int main()': a.cc:47:7: error: 'i' was not declared in this scope 47 | if (i % 2 == = 0) { | ^ a.cc:47:16: error: expected primary-expression before '=' token 47 | if (i % 2 == = 0) { | ^
s087262305
p03846
C
#include<stdio.h> int main(){ int n; scanf("%d",&n); int a[n/2+!],i,j; long ans=1,tmp=0; for(i=0;i<n/2+1;i++)a[i]=0; if(n%2==0)a[n/2]=2; for(i=0;i<n;i++){ scanf("%d",&tmp); a[tmp/2]++; } for(i=0;i<n/2+1;i++){ if(n%2==0){ if(a[i]!=2){ puts("0"); return 0; } ...
main.c: In function 'main': main.c:6:28: error: expected expression before ']' token 6 | int a[n/2+!],i,j; | ^
s499812378
p03846
C
#include<stdio.h> int main(){ int n; scanf("%d",&n); int a[n],i,j; long ans=1; for(i=0;i<n;i++)scanf("%d",&a[i]); for(i=0;i<n;i++){ for(j=0;j<n;j++){ if(a[i]<a[j]){ int tmp=a[i]; a[i]=a[j]; a[j]=tmp; } } } if(n%2==1){ int tmp=a[0]; if(a[0]!=0||a[...
main.c: In function 'main': main.c:34:52: error: 'tmp' undeclared (first use in this function) 34 | if(tmp!=a[i]-2){ | ^~~ main.c:34:52: note: each undeclared identifier is reported only once for each function it...
s224472923
p03846
C
#include<stdio.h> int main(){ int n; scanf("%d",&n); int a[n],i,j; long ans=1; for(i=0;i<n;i++)scanf("%d",&a[i]); for(i=0;i<n;i++){ for(j=0;j<n;j++){ if(a[i]<a[j]){ int tmp=a[i]; a[i]=a[j]; a[j]=tmp; } } } if(n%2==1){ int tmp=a[0]; for(i=2;i<n;i+...
main.c: In function 'main': main.c:22:60: error: subscripted value is neither array nor pointer nor vector 22 | if(tmp!=tmp[i]-2){ | ^ main.c:36:60: error: subscripted value is neither array nor pointer n...
s064644147
p03846
C++
#include <string.h> #include <iostream> #include <math.h> using namespace std; int main() { cout<<(int)pow(2, N / 2) % 1000000007<<endl; }
a.cc: In function 'int main()': a.cc:6:19: error: 'N' was not declared in this scope 6 | cout<<(int)pow(2, N / 2) % 1000000007<<endl; | ^
s803511500
p03846
C++
#include <iostream> #include <vector> #include <cmath> using namespace std; int main(){ long long N; cin >> N; bool odd; if(N % 2) odd = true; else odd = false; vector<int> A(N), cnt(n); for(int i = 0; i < N; i++){ cin >> A[i]; cnt[A[i]]++; } bool exist_ans = true; ...
a.cc: In function 'int main()': a.cc:13:27: error: 'n' was not declared in this scope 13 | vector<int> A(N), cnt(n); | ^
s310736873
p03846
C++
#include<bits/stdc++.h> using namespace std; int n,a[500000],t[500000],tag,an; int main(){ cin>>n; for(int i=0;i<n;i++){ cin>>a[i]; t[a[i]]++; } for(int i=1;i<n+5;i++){ if(t[i]%2==1)tag=1; } if(tag==0){ for(int i=1;i<n+5;i++){ if(t[i]>0)an++; ...
a.cc: In function 'int main()': a.cc:19:24: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'int' to binary 'operator%' 19 | cout<<pow(2,an)%1000000007<<endl; | ~~~~~~~~~^~~~~~~~~~~ | | | | | ...
s559609568
p03846
C++
#include<bits/stdc++.h> using namespace std; int n, a[100005]; bool flag; int main() { cin >> n; for(int i = 0; i < n; i++){ cin >> a[i]; } sort(a, a + n); if(n % 2){ if(a[0] == 0){ ans = 1; } } else{ if(a[0] == a[1]){ ans = 2; } } int j = 1; for(int i = (n % 2 ? 2 : ...
a.cc: In function 'int main()': a.cc:14:7: error: 'ans' was not declared in this scope; did you mean 'abs'? 14 | ans = 1; | ^~~ | abs a.cc:19:7: error: 'ans' was not declared in this scope; did you mean 'abs'? 19 | ans = 2; | ^~~ | abs a.cc:25:7: error: ...
s032185146
p03846
C++
#include <iostream> #include <algorithm> #include <set> #include <map> #include <string> using namespace std; typedef long long ll; #define rep(i,s,n)for(ll i = s;i<n;i++) #define repe(i,s,n)for(ll i = s;i<=n;i++) ll a[100001] = {}; ll b[100001] = {}; int main() { ll N; cin >> N; repe(i, 1, N) { cin >> a[i]; b...
a.cc: In function 'int main()': a.cc:51:17: error: 'pow' was not declared in this scope 51 | cout << pow(2, N / 2); | ^~~
s626631198
p03846
C++
#include<iostream> #include<math.h> using namespace std; int main(){ int n;cin>>n; int a[n]; int b[n]; for(int i=0;i<n;i++)b[i]=0; for(int i=0;i<n;i++)cin>>a[i]; for(int i=0;i<n;i++)b[a[i]]++; if(n%2==0){ for(int i=1;i<n;i+=2){ if(b[i]!=2){ cout<<0<<endl; return 0; } }...
a.cc: In function 'int main()': a.cc:28:19: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'int' to binary 'operator%' 28 | cout<<pow(2,n/2)%1000000007<<endl; | ~~~~~~~~~~^~~~~~~~~~~ | | | | | int | ...
s113562097
p03846
C++
#include<iostream> using namespace std; int main(){ int n; cin>>n; int a[n]; int box[n]={0}; for(int i=0;i<n;i++){ cin>>a[i]; box[a[i]]++; } int m=0; long long int x=1 int mod=1000000007; if(n%2==0){ for(int i=0;i<n;i++){ if(box[i]==1||box[i]>2){ cout<<0<<endl; return 0; } } for(int i...
a.cc: In function 'int main()': a.cc:15:9: error: expected ',' or ';' before 'int' 15 | int mod=1000000007; | ^~~ a.cc:26:20: error: 'mod' was not declared in this scope 26 | x%=mod; | ^~~ a.cc:43:20: error: 'mod' was not declared in this scope 43 ...
s871366608
p03846
C++
#define _CRT_SECURE_NO_WARNINGS #include <stdio.h> int main() { int n, a[100000], i, cnt = 0, sum = 1, j, k = 0,x; scanf("%d", &n); for (i = 0; i < n; i++) { scanf("%d", &a[i]); } for (i = 0; i < n; i++) { for (j = 0; j < n; j++) { if (a[i] == a[j]&&i!=j) { cnt += 1; } } if (cnt != 1 && a[i] != 0...
a.cc: In function 'int main()': a.cc:28:27: error: lvalue required as left operand of assignment 28 | if(x%2=0){ | ~^~
s102165579
p03846
C++
int main() { int n, a[100000], i, cnt = 0, sum = 1, j, k = 0; scanf("%d", &n); for (i = 0; i < n; i++) { scanf("%d", &a[i]); } for (i = 0; i < n; i++) { for (j = 0; j < n; j++) { if (a[i] == a[j]&&i!=j) { cnt += 1; } } if (cnt != 1 && a[i] != 0 || cnt != 0 && a[i] == 0) { printf("0"); k = 1...
a.cc: In function 'int main()': a.cc:3:9: error: 'scanf' was not declared in this scope 3 | scanf("%d", &n); | ^~~~~ a.cc:14:25: error: 'printf' was not declared in this scope 14 | printf("0"); | ^~~~~~ a.cc:1:1: note: 'printf' is define...
s932700829
p03846
C++
#define _CRT_SECURE_NO_WARNINGS #include <stdio.h> int main() { int n, a[100000], i, cnt = 0, max = 0, sum = 1,j; scanf("%d", &n); for (i = 0; i < n; i++) { scanf("%d", &a[i]); if (a[i] == 0) { cnt = 1; } if (a[i] >= max) { max = a[i]; } } for (i = 0; i < n; i++) { for (j = 0; j < n; j++) { if...
a.cc: In function 'int main()': a.cc:32:27: error: expected '}' at end of input 32 | printf("%d", sum); | ^ a.cc:3:12: note: to match this '{' 3 | int main() { | ^
s741037248
p03846
C++
#include <iostream> #include <algorithm> #include <functional> #include<vector> #include<math.h> #include<bitset> #include<string> #include <deque> #include<queue> #include<map> using namespace std; int X[10000]; int mod = 1e9 + 7; int main() { int N; long long int Y = 0; int Z = 0; int a; cin >> N; for (int i...
a.cc:88:5: error: redefinition of 'int X [10000]' 88 | int X[10000]; | ^ a.cc:13:5: note: 'int X [10000]' previously declared here 13 | int X[10000]; | ^ a.cc:89:5: error: redefinition of 'int mod' 89 | int mod = 1e9 + 7; | ^~~ a.cc:14:5: note: 'int mod' previously defined here ...
s793060804
p03846
C++
#include <iostream> #include <algorithm> #include <functional> #include<vector> #include<math.h> #include<bitset> #include<string> #include <deque> #include<queue> #include<map> using namespace std; int X[10000]; int main() { int N; long long int Y = 0; int Z = 0; int a; cin >> N; for (int i = 0; i < N; i++) {...
a.cc: In function 'int main()': a.cc:63:10: error: expected '}' at end of input 63 | } | ^ a.cc:15:12: note: to match this '{' 15 | int main() { | ^
s527464859
p03846
C++
#include <iostream> #include <algorithm> #include <functional> #include<vector> #include<math.h> #include<bitset> #include<string> #include <deque> #include<queue> #include<map> using namespace std; int X[10000]; int main() { int N; long long int Y = 0; int Z = 0; int a; cin >> N; for (int i = 0; i < N; i++) {...
a.cc: In function 'int main()': a.cc:59:10: error: expected '}' at end of input 59 | } | ^ a.cc:15:12: note: to match this '{' 15 | int main() { | ^
s258555034
p03846
C++
#include<iostream> #include<math.h> #include<algorithm> using namespace std; int N, temp; bool c = true long long ans = 1; int line[100100]; void checkList(){ if(N % 2 == 1){ /*if(line[0] != 0){ return 0; } for(int i = 0; i < N; i++){ temp = i; if(i % 2...
a.cc:9:1: error: expected ',' or ';' before 'long' 9 | long long ans = 1; | ^~~~ a.cc: In function 'int main()': a.cc:67:9: error: 'ans' was not declared in this scope; did you mean 'abs'? 67 | ans *= 2; | ^~~ | abs a.cc:69:13: error: 'ans' was not declared in this scope...
s142108900
p03846
C++
#include<iostream> #include<math.h> #include<algorithm> using namespace std; int N, temp; int ans = 1; int line[100100]; int checkList(){ if(N % 2 == 1){ if(line[0] != 0){ return 0; } for(int i = 0; i < N; i++){ temp = i; if(i % 2 == 1){ ...
a.cc: In function 'int checkList()': a.cc:29:22: error: expected primary-expression before ';' token 29 | return ans % ; | ^
s032509204
p03846
C++
#include <bits/stdc++.h> using namespace std; int main() { int n,a[100005]; cin>>n; for(int i=0;i<n;i++) cin>>a[i]; sort(a,a+n); bool check = true; if(n%2!=0){ int m=2; if(a[0]!=0)check=false; for(int i=1;i<n;){ if(a[i]!=m||a[i+1]!=m)check=false; m += 2; i += 2; } } if(n%2==0){ int m=1; ...
a.cc: In function 'int main()': a.cc:30:38: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'long long int' to binary 'operator%' 30 | if(check==1){cout<<pow(2,n/2)%ex<<endl;} | ~~~~~~~~~~^~~ | | ...
s463888013
p03846
C++
#include <iostream> using namespace std; int main(){ int n; cin >> n; int array[n]; for(int i = 0; i<n; i++){ cin >> array[i]; } sort(array, array+n); bool flag = true; int ans = 1; if(n%2==0){ for(int i=0; i<n; i++){ if(array[i] != i/2 * 2 + 1){ ...
a.cc: In function 'int main()': a.cc:12:5: error: 'sort' was not declared in this scope; did you mean 'short'? 12 | sort(array, array+n); | ^~~~ | short
s413971973
p03846
C++
#include<iostream> #include<math.h> #include<algorithm> using namespace std; long long judge(int N, int line[]){ int temp; if(N % 2 == 0){ for(int i = 0; i < N; i++){ temp = i; if(i % 2 == 0){ temp++; } if(line[i] != temp){ ...
a.cc:21:53: error: exponent has no digits 21 | return (long long)powl(2, N/2) % (long long)1ep + 7; | ^~~
s059587764
p03846
C++
#include <cstdio> #include <iostream> using namespace std; #define mod 1000000007 int x[100010]; int main(){ int n; cin >> n; for (int i = 0; i < n; i++) { int k; cin >> k; x[k]++; } if (n % 2 == 1) { bool flag = true; long long ans = 1; if (x[0] != 1) flag = false; for (int i = 2;...
a.cc:42:5: error: redefinition of 'int x [100010]' 42 | int x[100010]; | ^ a.cc:5:5: note: 'int x [100010]' previously declared here 5 | int x[100010]; | ^ a.cc:44:5: error: redefinition of 'int main()' 44 | int main(){ | ^~~~ a.cc:7:5: note: 'int main()' previously defined here ...
s034754808
p03846
C++
#include <iostream> using namespace std; #define mod 1000000007 int x[100010]; int main(){ int n; cin >> n; for (int i = 0; i < n; i++) { int k; cin >> k; x[k]++; } if (n % 2 == 1) { bool flag = true; long long ans = 1; if (x[0] != 1) flag = false; for (int i = 2; i < n; i += 2) { ...
a.cc:41:5: error: redefinition of 'int x [100010]' 41 | int x[100010]; | ^ a.cc:4:5: note: 'int x [100010]' previously declared here 4 | int x[100010]; | ^ a.cc:43:5: error: redefinition of 'int main()' 43 | int main(){ | ^~~~ a.cc:6:5: note: 'int main()' previously defined here ...
s363842988
p03846
C++
#include<iostream> #include<string> #include<cmath> using namespace std; typedef long long ll; int main(){ int n; int A[100100]; const int MOD = 1e9+7; cin >> n; for(int i = 0; i < n; i++) {int p; cin >> p; A[p]++;} long long ans = 1; flag = 1; if(n % 2 == 1){ if(A[0] != 1) {flag = 0;} for(int i = 2; i < n; i+...
a.cc: In function 'int main()': a.cc:19:1: error: 'flag' was not declared in this scope 19 | flag = 1; | ^~~~
s431321416
p03846
C++
#include<iostream> #include<string> #include <cmath> using namespace std; typedef long long ll; int main(){ ll ans = 1; int a[100100]; const int MOD = 1e9+7; int n; cin >> n; for(int i = 0; i < n; i++) {int p; cin >> p; a[p]++;} if(n % 2 == 1) { if(a[0] != 1) ans = 0; else for(int i = 2; i < n; i+=2) if(a[i] == ...
a.cc: In function 'int main()': a.cc:22:24: error: expected ';' before 'return' 22 | else {cout << 0 << endl return 0;} | ^~~~~~~ | ; a.cc:28:25: error: expected ';' before 'return' 28 | else {cout << 0 << endl return 0;} | ^...
s403248859
p03846
C++
#include<iostream> #include<string> #include <cmath> using namespace std; int main(){ ll n,p,i,ans = 1; int a[100000]; const int MOD = 1e9+7; cin >> n; for(i = 0; i < n; i++) {cin >> p; a[p]++;} if(n % 2 == 1) { if(a[0] != 1) ans = 0; else for(i = 2; i < n; i+=2){ if(a[i] == 2) (ans *= 2) %= MOD; else {ans = 0;...
a.cc: In function 'int main()': a.cc:8:1: error: 'll' was not declared in this scope 8 | ll n,p,i,ans = 1; | ^~ a.cc:13:8: error: 'n' was not declared in this scope 13 | cin >> n; | ^ a.cc:15:5: error: 'i' was not declared in this scope 15 | for(i = 0; i < n; i++) {cin >> p; a[p]++;} ...
s108981460
p03846
C++
#include<iostream> #include<string> #include <cmath> #define MOD 1000000007 using namespace std; int main(){ int n,p,i,ans = 1; int a[100000]; cin >> n; for(i = 0; i < n; i++) {cin >> p; a[p]++;} if(n % 2 == 1) { if(a[0] != 1) ans = 0; else for(i = 2; i < n; i+=2){ {if(a[i] != 2) ans = 0; break;} } } else for(i...
a.cc: In function 'int main()': a.cc:34:2: error: expected '}' at end of input 34 | } | ^ a.cc:7:11: note: to match this '{' 7 | int main(){ | ^
s352657943
p03846
C++
#include<iostream> #include<string> #include <cmath> #define INF 1000000007 using namespace std; int main(){ int n,p,i,ans = 1; int a[100000]; cin >> n; for(i = 0; i < n; i++) {cin >> p; a[p]++;} if(n % 2 == 1) { if(a[0] != 1) ans = 0; else for(i = 2; i < n; i+=2){ {if(a[i] != 2) ans = 0; break;} } } else for(i...
a.cc: In function 'int main()': a.cc:29:25: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'int' to binary 'operator%' 29 | else cout << pow(2,n/2) % INF <<endl; | ~~~~~~~~~~ ^ | | | __gnu_cxx::__promote<double...
s290450053
p03846
C++
#include <bits/stdc++.h> using namespace std; int a[100005]; int main(){ int n; cin >> n; int ma = 0; for(int i=0; i < n; i++){ int temp; cin >> temp; ma = max(ma, temp); a[temp] += 1; } int flag = 0; int Flag = 0; while(ma > 0){ if(a[ma] == 2...
a.cc: In function 'int main()': a.cc:28:36: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'int' to binary 'operator%' 28 | long long res = (pow(2, n / 4) % 1000000007) * (pow(2, n / 4) % 1000000007) % 1000000007; | ~~~~~~~~~~~~~ ^ ~~~~~~~~~~...
s272781637
p03846
C++
#include <bits/stdc++.h> using namespace std; int a[100005]; int main(){ int n; cin >> n; int ma = 0; for(int i=0; i < n; i++){ int temp; cin >> temp; ma = max(ma, temp); a[temp] += 1; } int flag = 0; while(ma > 0){ if(a[ma] == 2) flag = 1; ...
a.cc: In function 'int main()': a.cc:27:54: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and 'int' to binary 'operator%' 27 | if(n % 2 == 1 and a[0] == 1) cout << pow(2, n/2) % (1000000007) << endl; | ~~~~~~~~~~~ ^ ~~~~~~~~~...
s975680186
p03846
C++
#include <iostream> using namespace std; int main() { int n; cin >> n; int a[100010], count[100010] = {0}; for (int i = 0; i < n; i++) { cin >> a[i]; count[a[i]]++; } if (n%2 == 1) { count[0]++; } for (int i = (n+1)%2; i < n; i += 2) { if (conut[i] ...
a.cc: In function 'int main()': a.cc:22:13: error: 'conut' was not declared in this scope; did you mean 'count'? 22 | if (conut[i] != 2) { | ^~~~~ | count
s269508184
p03846
C++
#include <iostream> #include <vector> #include <math.h> #include <iomanip> #include <algorithm> using namespace std; int main() { int n; cin >> n; vector<int> ls(n); for (int i = 0; i < n; i++) { cin >> ls[i]; } std::sort(ls.begin(), ls.end()); if (n % 2 == 0) { int count...
a.cc: In function 'int main()': a.cc:31:23: error: no matching function for call to 'stoull(__gnu_cxx::__promote<double>::__type)' 31 | cout << stoull(fmod(pow(2, n / 2), 1000000007)); | ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /usr/include/c++/14/string:54, ...
s637281969
p03846
C++
#include <iostream> #include <vector> #include <math.h> using namespace std; int main() { int n; cin >> n; vector<int> ls(n); for (int i = 0; i < n; i++) { cin >> ls[i]; } sort(ls.begin(), ls.end()); if (n % 2 == 0) { int count = 1; for (int i = 0; i < n; i++) { ...
a.cc: In function 'int main()': a.cc:15:5: error: 'sort' was not declared in this scope; did you mean 'sqrt'? 15 | sort(ls.begin(), ls.end()); | ^~~~ | sqrt
s436239534
p03846
C++
#include <iostream> #include <array> #include <math.h> using namespace std; int main() { int n; cin >> n; int ls[n]; for (int i = 0; i < n; i++) { cin >> ls[i]; } sort(ls, ls + n); if (n % 2 == 0) { int count = 1; for (int i = 0; i < n; i++) { if(ls[i]...
a.cc: In function 'int main()': a.cc:15:5: error: 'sort' was not declared in this scope; did you mean 'sqrt'? 15 | sort(ls, ls + n); | ^~~~ | sqrt
s224148663
p03846
Java
import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int sum = 0, ans = 1; for(int i = 0; i < n; i++) { sum += sc.nextInt(); } int key = 0; for(int i = n; i > 1; i -= 2) { key += n - 1; } key *= 2; if(sum ...
Main.java:20: error: ';' expected ans = ans % (1000000000 + 7) ^ 1 error
s418145829
p03846
C++
using namespace std; #include <iostream> #include <cstdlib> #include <algorithm> #include <cmath> #include <limits> #include <climits> #include <vector> #include <string> #include <set> #include <queue> #include <stack> #include <map> typedef long long ll; typedef pair<int,int> p; #define rep(i, n) for(int (i) = 0; (...
a.cc: In function 'int main()': a.cc:44:32: error: invalid operands of types 'll' {aka 'long long int'} and '__gnu_cxx::__promote<double>::__type' {aka 'double'} to binary 'operator%' 44 | result = ((result + 1) % (pow(10,9) + 7)); | ~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~~ | ...
s012445361
p03846
C++
#include <iostream> #include <algorithm> #include <unordered_map> using namespace std; int main() { int N; cin >> N; long a[N]; unordered_map<long, long> aMap; for (int i = 0; i < N; ++i) { cin >> a[i]; if (aMap.find(a[i]) == aMap.end()) { aMap[a[i]] = 1; } el...
a.cc: In function 'int main()': a.cc:43:23: error: 'pow' was not declared in this scope 43 | cout << round(pow(2, (N - 1) / 2)) << endl; | ^~~ a.cc:43:17: error: 'round' was not declared in this scope 43 | cout << round(pow(2, (N - 1) / 2)) << endl; | ...
s943661639
p03846
C++
#include <iostream> #include <unordered_map> using namespace std; int main() { #ifdef __APPLE__ freopen("input2.txt", "r", stdin); #endif int N; cin >> N; long a[N]; unordered_map<long, long> aMap; for (int i = 0; i < N; ++i) { cin >> a[i]; if (aMap.find(a[i]) == aMap.end()) {...
a.cc: In function 'int main()': a.cc:44:23: error: 'pow' was not declared in this scope 44 | cout << round(pow(2, (N - 1) / 2)) << endl; | ^~~ a.cc:44:17: error: 'round' was not declared in this scope 44 | cout << round(pow(2, (N - 1) / 2)) << endl; | ...
s303013527
p03846
C++
#include <iostream> #include <vector> #include <algorithm> using namespace std; typedef long long ll; const ll mod=1e9+7; int main() { int N; cin >> N; vector <ll> A(N); for (int i=0; i<N; i++) { cin >> A[i]; } if (N%2==1) { a.push_back(0); } sort(A.begin(),A.end()); for (int i=0; i<N; i+=2) ...
a.cc: In function 'int main()': a.cc:16:5: error: 'a' was not declared in this scope 16 | a.push_back(0); | ^
s801746747
p03846
C++
#include <iostream> #include <vector> using namespace std; typedef long long ll; const ll mod=1e9+7; int main() { int N; cin >> N; vector <ll> a(N); for (int i=0; i<N; i++) { cin >> a[i]; } if (N%2==1) { a.push_back(0); } sort(a.begin(),a.end()); for (int i=0; i<N; i+=2) { if (a[i]!=a[i+...
a.cc: In function 'int main()': a.cc:18:3: error: 'sort' was not declared in this scope; did you mean 'short'? 18 | sort(a.begin(),a.end()); | ^~~~ | short
s301393767
p03846
Java
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); long n = sc.nextInt(); int[] a = new int[n]; int[] b = new int[100001]; for(int i = 0 ; i < n ; i++) a[i] = sc.nextInt(); long ans = 1; for(int i = 0 ; i < n ; i++) b[a[i]]++; if...
Main.java:7: error: incompatible types: possible lossy conversion from long to int int[] a = new int[n]; ^ 1 error
s148067250
p03846
C++
#include <iostream> #include <math.h> #include <algorithm> using namespace std; int main() { int n; cin >> n; int a[n]; for (int i = 0; i < n; i++) { cin >> a[i]; } sort (a, a + n); int ans1 = 0; if (n % 2 == 1) { int ans = 0; for (int i = 0; i < n; i++) { ...
a.cc: In function 'int main()': a.cc:43:34: error: invalid operands of types '__gnu_cxx::__promote<double>::__type' {aka 'double'} and '__gnu_cxx::__promote<double>::__type' {aka 'double'} to binary 'operator%' 43 | cout << pow(2, n / 2)% (pow(10,9) + 7); | ~~~~~~~~~~~~~^ ~~~~~~...
s984455543
p03846
C++
#include <bits/stdc++.h> using namespace std; #define DEBUG(x) cerr << #x << ": " << x << endl; #define MAX 1000000007; int main() { int n; cin >> n; vector<int> A; for (int i = 0; i < n; i++) { int x; cin >> x; A.push_back(x); } vector<int> B; // 要素数が偶数の時 if (...
a.cc: In function 'int main()': a.cc:66:23: error: expected primary-expression before '<<' token 66 | cout << ans % MAX << endl; | ^~
s912711051
p03846
C++
#include <bits\stdc++.h> using namespace std; int n,cnt[1000005],i,x; long long ans; int main() { cin>>n; for (i=1;i<=n;i++) { cin>>x; cnt[x]++; } if (n&1) { for (i=2;i<=n;i+=2) { if (cnt[i]!=2) { cout<<0; return 0; } } if (cnt[0]!=1) { cout<<0; return 0; } } else { for...
a.cc:1:10: fatal error: bits\stdc++.h: No such file or directory 1 | #include <bits\stdc++.h> | ^~~~~~~~~~~~~~~ compilation terminated.
s845407028
p03846
C++
#include <bits\stdc++.h> using namespace std; int n,cnt[1000005],i,x; long long ans; int main() { cin>>n; for (i=1;i<=n;i++) { cin>>x; cnt[x]++; } if (n&1) { for (i=2;i<=n;i+=2) { if (cnt[i]!=2) { cout<<0; return 0; } } if (cnt[0]!=1) { cout<<0; return 0; } } else { for...
a.cc:1:10: fatal error: bits\stdc++.h: No such file or directory 1 | #include <bits\stdc++.h> | ^~~~~~~~~~~~~~~ compilation terminated.
s531056551
p03846
C++
#include <iostream> #include <algorithm> #include <vector> #include <string> #include <stack> #include <queue> #include <cctype> #include <cmath> #include <map> #include <set> #define rep(i, m, n) for(int i = m;i < n;i++) #define repr(i, n) for(int i = n;i >= 0;i--) #define ll long long #define ull unsigned long long #...
a.cc: In function 'int main()': a.cc:35:12: error: no match for 'operator>>' (operand types are 'std::istream' {aka 'std::basic_istream<char>'} and 'long long unsigned int [100001]') 35 | cin>>b; | ~~~^~~ | | | | | long long unsigned int [100001] | ...
s554262923
p03846
C++
#include<iostream> using namespace std; #include<vector> #include<set> int main(){ int n; cin>>n; vector<int> a(n); vector<int> ans(n,0); long long int ansr=1; for(int i = 0;i<n;i++){ cin>>a[i]; ans[a[i]]++; } if(n%2==1)ans[0]++; for(int i = 1-n%2;i<n;i+=2){ if(ans[i]!=2){ cout<<0<<endl; return 0;...
a.cc: In function 'int main()': a.cc:23:33: error: expected ';' before '}' token 23 | ansr%=1000000007 | ^ | ; 24 | } | ~
s001720183
p03846
C++
#include <cstdio> #include <iostream> #include <cstdlib> #include <algorithm> #include <vector> #include <cstring> #include <queue> #include <stack> #include <functional> #include <set> #include <map> #include <deque> #define NMAX 100005 #define MMAX 103 //コメントアウトするとdebug()を実行しない #define DEBUG using namespace std; ...
a.cc: In function 'int solve()': a.cc:35:28: error: no matching function for call to 'std::vector<int>::push_back()' 35 | T.push_back(); | ~~~~~~~~~~~^~ In file included from /usr/include/c++/14/vector:66, from a.cc:5: /usr/include/c++/14/bits/stl_vector.h:1283:...