criyle/codenet-compile-errors huggingface dataset:
Language: C++

include<iostream>
using namespace std;

int main(void){
	int m;
  cin>>m;
  if(m%2==0){
   cout<<m/2-1; 
  }else{
   cout<<m/2; 
  }
}


Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include<iostream>
      | ^~~~~~~
a.cc: In function 'int main()':
a.cc:6:3: error: 'cin' was not declared in this scope
    6 |   cin>>m;
      |   ^~~
a.cc:8:4: error: 'cout' was not declared in this scope
    8 |    cout<<m/2-1;
      |    ^~~~
a.cc:10:4: error: 'cout' was not declared in this scope
   10 |    cout<<m/2;
      |    ^~~~
Language: C++

include<iostream>
using namespace std;

int main(void){
	int m;
  cin>>m;
  if(m%2==0){
   cout<<m/2-1; 
  }else{
   cout<<m/2; 
  }
}

Compiler output:
a.cc:1:1: error: 'include' does not name a type
    1 | include<iostream>
      | ^~~~~~~
a.cc: In function 'int main()':
a.cc:6:3: error: 'cin' was not declared in this scope
    6 |   cin>>m;
      |   ^~~
a.cc:8:4: error: 'cout' was not declared in this scope
    8 |    cout<<m/2-1;
      |    ^~~~
a.cc:10:4: error: 'cout' was not declared in this scope
   10 |    cout<<m/2;
      |    ^~~~
Language: C++

#include<iostream>
using namespace std;
int main()
{
  int n;
  cin>>n;
  if(n&1)
    cout<<(n+1)/2-1;
  e;se
    cout<<n/2-1;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:3: error: 'e' was not declared in this scope
    9 |   e;se
      |   ^
a.cc:9:5: error: 'se' was not declared in this scope
    9 |   e;se
      |     ^~
Language: C++

//include
//------------------------------------------
#include <vector>
#include <list>
#include <map>
#include <set>
#include <deque>
#include <queue>
#include <stack>
#include <bitset>
#include <algorithm>
#include <functional>
#include <numeric>
#include <utility>
#include <sstream>
#include <iostream>
#include <fstream>
#include <iomanip>
#include <cstdio>
#include <cmath>
#include <cstdlib>
#include <string>
#include <cstring>
#include <ctime>
#include <climits>
#include <limits>

using namespace std;

//conversion
//------------------------------------------
inline int toInt(string s) { int v; istringstream sin(s); sin >> v; return v; }
template<class T> inline string toString(T x) { ostringstream sout; sout << x; return sout.str(); }

//math
//-------------------------------------------
template<class T> inline T sqr(T x) { return x * x; }

//typedef
//------------------------------------------
typedef vector<int> VI;
typedef vector<VI> VVI;
typedef vector<string> VS;
typedef pair<int, int> PII;
typedef long long LL;

//container util
//------------------------------------------
#define ALL(a)  (a).begin(),(a).end()
#define RALL(a) (a).rbegin(), (a).rend()
#define PB push_back
#define MP make_pair
#define SZ(a) int((a).size())
#define EACH(i,c) for(typeof((c).begin()) i=(c).begin(); i!=(c).end(); ++i)
#define EXIST(s,e) ((s).find(e)!=(s).end())
#define EXISTch(s,c) ((((s).find_first_of(c)) != std::string::npos)? 1 : 0)//cがあれば1 if(1)
#define SORT(c) sort((c).begin(),(c).end())

#define REP(i,n) for(int i=0;i<(int)n;++i)
#define FOR(i,c) for(__typeof((c).begin())i=(c).begin();i!=(c).end();++i)

//constant
//--------------------------------------------
const double EPS = 1e-10;
const double PI = acos(-1.0);
const int INF = (int)1000000007;
const LL MOD = (LL)1000000007;//10^9+7
const LL INF2 = (LL)100000000000000000;//10^18

int64_t powmod(int64_t x, int64_t n, int64_t mod) {
	int64_t ret = 1;
	while (n > 0) {
		if (n & 1) (ret *= x) %= mod;
		(x *= x) %= mod;
		n >>= 1;
	}
	return ret;
}



int main() {

	int n; cin >> n;

	vector<LL> a(n);
	vector<LL> d(n);

	LL mx = 0;
	for (int i = 0; i < n; i++) {
		cin >> a[i];

		mx = max(mx, a[i]);
		d[a[i]]++;
	}

	if (a[0] != 0 || d[0]>1) {
		cout << 0 << endl;
		return 0;
	}

	for (int i = 0; i < mx + 1; i++) {
		if (d[i] == 0) {
			cout << 0 << endl;
			return 0;
		}
	}

	LL ans = 1;

	for (int i = 1; i < mx+1; i++) {
		ans = ans * powmod(d[i-1], d[i], 998244353);
　　　　ans%=998244353;
	}

	cout << ans << endl;

	return 0;
}


Compiler output:
a.cc:113:1: error: extended character 　 is not valid in an identifier
  113 | 　　　　ans%=998244353;
      | ^
a.cc:113:1: error: extended character 　 is not valid in an identifier
a.cc:113:1: error: extended character 　 is not valid in an identifier
a.cc:113:1: error: extended character 　 is not valid in an identifier
a.cc: In function 'int main()':
a.cc:113:1: error: '\U00003000\U00003000\U00003000\U00003000ans' was not declared in this scope
  113 | 　　　　ans%=998244353;
      | ^~~~~~~~~~~
Language: C

#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<math.h>

int cmp(const int *a,const int *b){
  if(*a>*b){
    return 1;
  }
  else if(*a<*b)
  return -1;
  else return 0;
}

int main(void){
  int n;

  scanf("%d",&n);

  int d[n];
  long long kosu[n];
  long long ans=1;
  int cnt;
  int i,j,k;

  for(i=0;i<n;i++){
    scanf("%d",&d[i]);
    if(d[i]==0&&i!=0){
      printf("0\n");
      return 0;
    }
  }
  if(d[0]!=0){
    printf("0");
    return 0;
  }




  qsort(d,n,sizeof(int),(int (*)(const void *,const void *))cmp);
/*for(i=0;i<n;i++){
  printf("%d",d[i]);
}*/
for(i=0;i<n-1;i++){
if(d[i+1]-d[i]>1){
  printf("%d",0);
  return 0;
}
}
k=1;
kosu[0]=1;
  for(i=0;i<n;i=i+cnt){
    cnt=0;
    for(j=i;j<n;j++){
      if(d[j]==d[j+1]){
        cnt++;
        ans=ans*pow(kosu[k-1],1)%998244353;
      }
      else{
        kosu[k]=cnt+1;
        k++;
        cnt++;
        break;
      }
    }
  }
/*for(i=0;i<k;i++){
  printf("kosu[%d]=%d\n",i,kosu[i]);
}*/

/*  for(i=1;i<k;i++){

    ans=ans*pow(kosu[i-1],kosu[i]);

    ans=ans%998244353;

  }*/
  ans=ans%998244353;
  printf("%lld",ans);



return 0;
}


Compiler output:
main.c: In function 'main':
main.c:58:33: error: invalid operands to binary % (have 'double' and 'int')
   58 |         ans=ans*pow(kosu[k-1],1)%998244353;
      |             ~~~~~~~~~~~~~~~~~~~~^
      |                |
      |                double
Language: C++


#include <bits/stdc++.h>
​
using namespace std;
​
int main()
{
    int N;
    cin >> N;
    int ans = 0;
    for (int i = 0;i < N;i++) {
        for (int j = 0;j < N;j++) {
            if(i + j == N && i < j){
                ans++;
            }
        }
    }
    cout<<ans<<endl;
    return 0;
}

Compiler output:
a.cc:3:1: error: '\U0000200b' does not name a type
    3 | ​
      |  
a.cc:5:1: error: '\U0000200b' does not name a type
    5 | ​
      |
Language: C++


#include <bits/stdc++.h>
​
using namespace std;
​
int main()
{
    int  N;
    cin >> N;
    int ans = 0;
    for (int i = 0;i < N;i++) {
        for (int j = 0;j < N;j++) {
            if(i + j == N && i < j){
                ans++;
            }
        }
    }
    cout<<ans<<endl;
    return 0;
}

Compiler output:
a.cc:3:1: error: '\U0000200b' does not name a type
    3 | ​
      |  
a.cc:5:1: error: '\U0000200b' does not name a type
    5 | ​
      |
Language: C++

#include<bit/stdc++.h>
using namespace std;
int main()
{
long long int n;
cin>>n;
cout<<(n-1)/2;
}

Compiler output:
a.cc:1:9: fatal error: bit/stdc++.h: No such file or directory
    1 | #include<bit/stdc++.h>
      |         ^~~~~~~~~~~~~~
compilation terminated.
Language: C

#include <stdio.h>
#include <string.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include <limits.h>
#include <math.h>
int acs(const void *a, const void *b) { return *(int *)a - *(int *)b; }                            /* 1,2,3,4.. */
int des(const void *a, const void *b) { return *(int *)b - *(int *)a; }                            /* 8,7,6,5.. */
int cmp_char(const void *a, const void *b) { return *(char *)a - *(char *)b; }                     /* a,b,c,d.. */
int cmp_str(const void *a, const void *b) { return strcmp(*(const char **)a, *(const char **)b); } /* aaa,aab.. */
#define min(a, b) (a < b ? a : b)
#define max(a, b) (a > b ? a : b)
#define rep(i, l, r) for (int i = l; i < r; i++)
#define MAX 100001
#define MOD 998244353

typedef long long int lli;

lli zyou(lli a, lli x)
{
  lli ans = 1;
  rep(i, 0, x) ans = (ans * a) % MOD;
  return ans;
}

int main(void)
{
  lli n, d[MAX];
  scanf("%lld", &n);

  lli kyori[MAX] = {0}; // kyori[i]:頂点1からの距離がiの個数
  lli len = 0;
  rep(i, 0, n)
  {
    scanf("%lld", &d[i]);
    len = max(len, d[i]);
    kyori[d[i]]++;
  }

  lli ans = 1;
  rep(i, 0, len)
  {
    ans = (ans * powl(kyori[i], kyori[i + 1]) % MOD;
  }
  if (d[0] != 0)
    ans = 0;
  printf("%lld\n", ans % MOD);
  return 0;
}


Compiler output:
main.c: In function 'main':
main.c:44:47: error: invalid operands to binary % (have 'long double' and 'int')
   44 |     ans = (ans * powl(kyori[i], kyori[i + 1]) % MOD;
      |            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
      |                |
      |                long double
main.c:44:52: error: expected ')' before ';' token
   44 |     ans = (ans * powl(kyori[i], kyori[i + 1]) % MOD;
      |           ~                                        ^
main.c:44:53: error: expected ';' before '}' token
   44 |     ans = (ans * powl(kyori[i], kyori[i + 1]) % MOD;
      |                                                     ^
      |                                                     ;
   45 |   }
      |   ~
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef pair<int,int> P;
typedef long long ll;
typedef long double ld;
const int inf=1e9+7;
const ll longinf=1LL<<60;

const int mx=100010;
const ll mod=998244353;

int n,c;
ll ans=1;
map<int, int> s;

int main(){
  cin >> n;
  cin >> c;
  s[c]++;
  if(c!=0){cout << 0 << endl; return 0;}
  for(int i=1; i<n; i++){
    int d;
    cin >> d;
    s[d]++;
  }

  if(s[0]!=1){cout << 0 << endl; return 0;}

  for(int i=1, co=1; i<n && co<n; i++){
      ans *= pow(s[i-1],s[i]);
      ans %= mod;
    }
    co += s[i];
  }
  cout << ans << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:33:5: error: 'co' was not declared in this scope; did you mean 'cos'?
   33 |     co += s[i];
      |     ^~
      |     cos
a.cc:33:13: error: 'i' was not declared in this scope
   33 |     co += s[i];
      |             ^
a.cc: At global scope:
a.cc:35:3: error: 'cout' does not name a type
   35 |   cout << ans << endl;
      |   ^~~~
a.cc:36:3: error: expected unqualified-id before 'return'
   36 |   return 0;
      |   ^~~~~~
a.cc:37:1: error: expected declaration before '}' token
   37 | }
      | ^
Language: C++

#include <iostream>
using namespace std;
int main()
{
  int n;
  cin>>n;
  if(n%2==1)
  {
    cout<<n/2;
  }
  else
  {
    cout<<n/2-1;
  }

Compiler output:
a.cc: In function 'int main()':
a.cc:14:4: error: expected '}' at end of input
   14 |   }
      |    ^
a.cc:4:1: note: to match this '{'
    4 | {
      | ^
Language: C++

#include <iostram>
using namespace std;
int main()
{
  int n;
  cin>>n;
  if(n%2==1)
  {
    cout<<n/2;
  }
  else
  {
    cout<<n/2-1;
  }
  
}

Compiler output:
a.cc:1:10: fatal error: iostram: No such file or directory
    1 | #include <iostram>
      |          ^~~~~~~~~
compilation terminated.
Language: C++

#include <iostream>
int main()
{
 	int n;
  	cin>>n;
  	int s=(n-1)/2;
  	cout<<s;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:9: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    5 |         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
      |                  ^~~
a.cc:7:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    7 |         cout<<s;
      |         ^~~~
      |         std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
Language: C++

#include <iostream>
using namespace std;
int main () {
  int n;
  cin >> n;
  if (n%2==0)
    cout << n/2-1;
   else 
     cout << n/2;
  return 0;

Compiler output:
a.cc: In function 'int main()':
a.cc:10:12: error: expected '}' at end of input
   10 |   return 0;
      |            ^
a.cc:3:13: note: to match this '{'
    3 | int main () {
      |             ^
Language: C++

#include <iostream>
using namespace std;
int main () {
  int n;
  cin >> n;
  if (n%2==0)
    cout << n/2-1;
   else 
     cout << n/2;
  

Compiler output:
a.cc: In function 'int main()':
a.cc:9:18: error: expected '}' at end of input
    9 |      cout << n/2;
      |                  ^
a.cc:3:13: note: to match this '{'
    3 | int main () {
      |             ^
Language: C++

#include <iostream>
int main()
{
  int n;
  cin>>n;
  int g;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    5 |   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
      |                  ^~~
Language: C

#include <stdio.h>

int main(void){
  int n,i,t;
  scanf ("%d",&n);
  int d[n],a[],b;
  for (i=0;i<n;i++) scanf ("%d",d[i]);
  for (i=0;i<n;i++) { /*全ての値に対して*/
    for (t=0;t<n-1;t++) if (d[i]==t+1) a[t]++;/*距離1,2,...の判定＆個数*/
                    }
  for (t=0;t<n-1;t++) {
  b*=a[t]/a[t+1];
  }
  printf("%d",b/2);
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:6:12: error: array size missing in 'a'
    6 |   int d[n],a[],b;
      |            ^
Language: C++

#include <stdio.h>

int main(void){
	double n;
	printf("n:");
	scanf("%lf",&n);
	double  c = 0.0;
	if(n > 1000000.0 || n < 1.0 || n % 1.0 != 1.0){}
	else{
		if((n-1.0)%2.0==0.0)
			c=(n-1.0)/2.0;
		else
			c=(n-2.0)/2.0;
		printf("%d\n",c);
	}
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:42: error: invalid operands of types 'double' and 'double' to binary 'operator%'
    8 |         if(n > 1000000.0 || n < 1.0 || n % 1.0 != 1.0){}
      |                                        ~ ^ ~~~
      |                                        |   |
      |                                        |   double
      |                                        double
a.cc:10:27: error: invalid operands of types 'double' and 'double' to binary 'operator%'
   10 |                 if((n-1.0)%2.0==0.0)
      |                    ~~~~~~~^~~~
      |                      |     |
      |                      |     double
      |                      double
Language: C++

#include <stdio.h>

int main(void){
	int n;
	printf("n:");
	scanf("%d",&n);
	int  c = 0;
	if(n > 1000000 || n < 1)
	else{
		if((n-1)%2==0)
			c=(n-1)/2;
		else
			c=(n-2)/2;
		printf("%d\n",c);
	}
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:9: error: expected primary-expression before 'else'
    9 |         else{
      |         ^~~~
Language: C++

#include <stdio.h>

int main(void){
	int n;
	printf("n:");
	scanf("%d",&n);
	int  c = 0;
	if(n > 1000000 || n < 1)
		return;
	if((n-1)%2==0)
		c=(n-1)/2;
	else
		c=(n-2)/2;
	printf("%d\n",c);
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:17: error: return-statement with no value, in function returning 'int' [-fpermissive]
    9 |                 return;
      |                 ^~~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define llt long long
const llt mod = 998244353;
llt power(llt x, llt y, llt p) {
	llt res = 1;
	x = x % p;
	while (y) {
		if (y & 1ll)res = (res * x) % p;
		y = y >> 1ll;
		x = (x * x) % p;
	}
	return res;
}
signed main(){
  int n;
  cin>>n;
  map<int,ll> m;
  int c,mi=0;
  for(int i=0;i<n;++i){
    cin>>c;
    mi=max(mi,c);
    ++m[c];
  }
  if(n==1)return cout<<(c?0:1);
  int res=1;
  for(int i=1;i<=mi;++i)res=(res * power(m[i-1],m[i],mod))%mod;
  for(int i=0;i<=mi;++i)if(m[c]==0ll){res=0ll;break;}
  cout << res << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:11: error: 'll' was not declared in this scope; did you mean 'llt'?
   18 |   map<int,ll> m;
      |           ^~
      |           llt
a.cc:18:13: error: template argument 2 is invalid
   18 |   map<int,ll> m;
      |             ^
a.cc:18:13: error: template argument 4 is invalid
a.cc:23:8: error: invalid types 'int[int]' for array subscript
   23 |     ++m[c];
      |        ^
a.cc:25:22: error: cannot convert 'std::basic_ostream<char>' to 'int' in return
   25 |   if(n==1)return cout<<(c?0:1);
      |                  ~~~~^~~~~~~~~
      |                      |
      |                      std::basic_ostream<char>
a.cc:27:43: error: invalid types 'int[int]' for array subscript
   27 |   for(int i=1;i<=mi;++i)res=(res * power(m[i-1],m[i],mod))%mod;
      |                                           ^
a.cc:27:50: error: invalid types 'int[int]' for array subscript
   27 |   for(int i=1;i<=mi;++i)res=(res * power(m[i-1],m[i],mod))%mod;
      |                                                  ^
a.cc:28:29: error: invalid types 'int[int]' for array subscript
   28 |   for(int i=0;i<=mi;++i)if(m[c]==0ll){res=0ll;break;}
      |                             ^
Language: C

#include <iostream>
#include <vector>
#include <set>
#include <map>
 
#pragma GCC optimize ("-O3")
#define rep(i, initial_value, max_value) for (int i{initial_value}; i < max_value; ++i)
#define fore(i, a) for(auto &i:a)
#define each(i, c) \
  for( \
      __typeof((c).begin()) i{(c).begin()}, __typeof((c).end()) end{(c).end()}; \
      i != end; \
      ++i \
  )
#define dbg(x) cerr << __LINE__ << ": " << #x << " = " << (x) << endl
#define all(x) (x).begin(),(x).end()
 
using namespace std; void _main(); int main() { cin.tie(0); ios::sync_with_stdio(false); _main(); }
typedef long long ll; constexpr int inf = INT_MAX / 2; constexpr ll infl = 1LL << 60;
template<class T>bool chmax(T& a, const T& b) { if (a < b) { a = b; return true; } return false; }
template<class T>bool chmin(T& a, const T& b) { if (a > b) { a = b; return true; } return false; }
 
// ===
 
void _main() {
  ll n;
  cin >> n;
 
  ll ans;
  if (n % 2 == 0) {
    ans = n / 2 - 1;
  } else {
    ans = (1 + n) / 2 - 1;
  }
 
  cout << ans << endl;
}

Compiler output:
main.c:1:10: fatal error: iostream: No such file or directory
    1 | #include <iostream>
      |          ^~~~~~~~~~
compilation terminated.
Language: Java

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		double n =a;
		
		System.out.println(Math.round((n-2) / 2));

	}

}

Compiler output:
Main.java:3: error: cannot find symbol
		Scanner sc = new Scanner(System.in);
		^
  symbol:   class Scanner
  location: class Main
Main.java:3: error: cannot find symbol
		Scanner sc = new Scanner(System.in);
		                 ^
  symbol:   class Scanner
  location: class Main
2 errors
Language: Java

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		double n =a;
		
		System.out.println((int)round((n-2) / 2,0));

	}
	public static double round(double a,int place) {
		//使い方：　ans\\2500.035 = rd(2500.035148,3)
		double ans;

		int k = (int)Math.round(a * Math.pow(10,place));
		ans = k / Math.pow(10, place);
			
		return ans;
	}

}


Compiler output:
Main.java:3: error: cannot find symbol
		Scanner sc = new Scanner(System.in);
		^
  symbol:   class Scanner
  location: class Main
Main.java:3: error: cannot find symbol
		Scanner sc = new Scanner(System.in);
		                 ^
  symbol:   class Scanner
  location: class Main
2 errors
Language: Java

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		double n = sc.nextInt();
				
		System.out.println((int)round((n-2) / 2,0));

	}
	public static double round(double a,int place) {
		double ans;

		int k = (int)Math.round(a * Math.pow(10,place));
		ans = k / Math.pow(10, place);
			
		return ans;
	}


Compiler output:
Main.java:16: error: reached end of file while parsing
	}
	 ^
1 error
Language: Java

public class Main{
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		double n = sc.nextInt();
				
		
		System.out.println((int)round((n-2) / 2,0));

	}
	public static double round(double a,int place) {
		//使い方：　ans\\2500.035 = rd(2500.035148,3)
		double ans;

		int k = (int)Math.round(a * Math.pow(10,place));
		ans = k / Math.pow(10, place);
			
		return ans;
	}

}

Compiler output:
Main.java:3: error: cannot find symbol
		Scanner sc = new Scanner(System.in);
		^
  symbol:   class Scanner
  location: class Main
Main.java:3: error: cannot find symbol
		Scanner sc = new Scanner(System.in);
		                 ^
  symbol:   class Scanner
  location: class Main
2 errors
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for( int i = 0 ; i < n ; i++ )
typedef long long ll ;
int main() {

  int N ;
  cin >> N ;
  int B = 0 ;
  int C = 0 ;
  ll ans = 1 ;
  vector<int> A(N) ;
  rep(i,N) cin >> A.at(i) ;
  map<int,int> mp ;
  rep(i,N) mp[A.at(i)]++ ;
  if( A.at(0) != 0 ){
    cout << 0 << endl;
    return 0 ;
  }
  for(auto p : mp ){
  auto B = p.first ;
  auto C = p.second ;
  cout << B << "の出現回数"<< C << endl;
  if( B != 0 ){
    if( B != 1){
    rep(i,C) ans= ans*B ;
    }
     
  //cout << ans << endl;
  } 
  cout << ans%998244353 << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:32:2: error: expected '}' at end of input
   32 | }
      |  ^
a.cc:5:12: note: to match this '{'
    5 | int main() {
      |            ^
Language: C++

#include<iostream>
using namespace std;
#include<string>
#include<utility>
#include<algorithm>
#include<vector>
#include<math.h>
#include<bits/stdc++.h>
#include<stdio.h>
typedef long long ll;

int main(){
    int N;
    cin >> N;
   COUT << N;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:4: error: 'COUT' was not declared in this scope
   15 |    COUT << N;
      |    ^~~~
Language: C


#include <stdio.h>
#include <math.h>
#define MAGIC 998244353
int main(){
	long n = 0;
	long d[100000] = {};
	long floor[100000] = {};
	long cnt = 0;
	long i=0; long j = 0;
	
	scanf("%ld",&n);
	
	for(i=0;i < n;i++){
		scanf("%ld",&d[i]);
	}
	
	for(i=0;i < n;i++){
		floor[d[i]]++;
	}

	if(floor[0] == 1){
			cnt = 1;
		for(i=0;i < n;i++){
			if(floor[i+1] == 0){
				if(i == n){
					break;
				}else{
					cnt = 0;
					break
				}
            }else{
            	for(j = 0;j < floor[i+1];j++){
					cnt = (cnt*(floor[i])) % 998244353;
            	}
			}
		}
	}else{
		cnt = 0;
	}
	cnt = cnt % 998244353;
	printf("%ld",cnt);	
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:30:46: error: expected ';' before '}' token
   30 |                                         break
      |                                              ^
      |                                              ;
   31 |                                 }
      |                                 ~
Language: C++

#include <bits/stdc++.h>
 
using namespace std;
 
int main()
{
    ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
   	int n;
  	cin>>n;
  	if (n%2!=0)
      cout<<n/2-1;
  	else
      cout<<n/2-1;
 
    return 0;

Compiler output:
a.cc: In function 'int main()':
a.cc:15:14: error: expected '}' at end of input
   15 |     return 0;
      |              ^
a.cc:6:1: note: to match this '{'
    6 | {
      | ^
Language: C++

#include <bits/stdc++.h>

using namespace std;

int main()
{
    ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
   	int n;
  	cin>>n;
  	if (n%2!=0)
      cout<<n/2-1;
  	else
      cout<<n/2-1

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:18: error: expected ';' before 'return'
   13 |       cout<<n/2-1
      |                  ^
      |                  ;
   14 | 
   15 |     return 0;
      |     ~~~~~~
Language: C++

int n;
  scanf("%ld",&n);
  int A[n],B[n],i,j,k,l,c;
  for(i=0;i<n;++i){
scanf("%ld",&A[i]);
  }
for(i=0;i<n;++i){
    for(j=i+1;j<n;++j){
if(A[i]>A[j]){
  k=A[i];
  A[i]=A[j];
    A[j]=k;
}
  }
  }
  
 for(i=0;i<n;++i){
scanf("%ld",&B[i]);
 }
for(i=0;i<n;++i){
    for(j=i+1;j<n;++j){
if(B[i]>B[j]){
  l=B[i];
  B[i]=B[j];
    B[j]=l;
}
  }
  }
for(i=0;i<n;++i){
 c=B[i]-A[i];
  if(c<0){
    break;
}
}
  if(c>=0){
    printf("Yes\n");
  }else{
printf("No\n");
  }
}


Compiler output:
a.cc:2:8: error: expected constructor, destructor, or type conversion before '(' token
    2 |   scanf("%ld",&n);
      |        ^
a.cc:3:9: error: size of array 'A' is not an integral constant-expression
    3 |   int A[n],B[n],i,j,k,l,c;
      |         ^
a.cc:3:14: error: size of array 'B' is not an integral constant-expression
    3 |   int A[n],B[n],i,j,k,l,c;
      |              ^
a.cc:4:3: error: expected unqualified-id before 'for'
    4 |   for(i=0;i<n;++i){
      |   ^~~
a.cc:4:11: error: 'i' does not name a type
    4 |   for(i=0;i<n;++i){
      |           ^
a.cc:4:15: error: expected unqualified-id before '++' token
    4 |   for(i=0;i<n;++i){
      |               ^~
a.cc:7:1: error: expected unqualified-id before 'for'
    7 | for(i=0;i<n;++i){
      | ^~~
a.cc:7:9: error: 'i' does not name a type
    7 | for(i=0;i<n;++i){
      |         ^
a.cc:7:13: error: expected unqualified-id before '++' token
    7 | for(i=0;i<n;++i){
      |             ^~
a.cc:17:2: error: expected unqualified-id before 'for'
   17 |  for(i=0;i<n;++i){
      |  ^~~
a.cc:17:10: error: 'i' does not name a type
   17 |  for(i=0;i<n;++i){
      |          ^
a.cc:17:14: error: expected unqualified-id before '++' token
   17 |  for(i=0;i<n;++i){
      |              ^~
a.cc:20:1: error: expected unqualified-id before 'for'
   20 | for(i=0;i<n;++i){
      | ^~~
a.cc:20:9: error: 'i' does not name a type
   20 | for(i=0;i<n;++i){
      |         ^
a.cc:20:13: error: expected unqualified-id before '++' token
   20 | for(i=0;i<n;++i){
      |             ^~
a.cc:29:1: error: expected unqualified-id before 'for'
   29 | for(i=0;i<n;++i){
      | ^~~
a.cc:29:9: error: 'i' does not name a type
   29 | for(i=0;i<n;++i){
      |         ^
a.cc:29:13: error: expected unqualified-id before '++' token
   29 | for(i=0;i<n;++i){
      |             ^~
a.cc:35:3: error: expected unqualified-id before 'if'
   35 |   if(c>=0){
      |   ^~
a.cc:37:4: error: expected unqualified-id before 'else'
   37 |   }else{
      |    ^~~~
a.cc:40:1: error: expected declaration before '}' token
   40 | }
      | ^
Language: C++

  #include <iostream>
  #include <vector>
  #include <set>
  #include <map>
  #include <cmath>

  #pragma GCC optimize ("-O3")
  #define rep(i, initial_value, max_value) for (int i{initial_value}; i < max_value; ++i)
  #define fore(i, a) for(auto &i:a)
  #define each(i, c) \
    for( \
        __typeof((c).begin()) i{(c).begin()}, __typeof((c).end()) end{(c).end()}; \
        i != end; \
        ++i \
    )
  #define dbg(x) cerr << __LINE__ << ": " << #x << " = " << (x) << endl
  #define all(x) (x).begin(),(x).end()

  using namespace std; void _main(); int main() { cin.tie(0); ios::sync_with_stdio(false); _main(); }
  typedef long long ll; typedef unsigned long long ull; typedef unsigned __int128 u128; constexpr int inf = INT_MAX / 2; constexpr ll infl = 1LL << 60;
  template<class T>bool chmax(T& a, const T& b) { if (a < b) { a = b; return true; } return false; }
  template<class T>bool chmin(T& a, const T& b) { if (a > b) { a = b; return true; } return false; }

  // ===

  ull a[100000];

  void _main() {
    ull n;
    cin >> n;
    rep(i, 0, n) cin >> a[i];

    u128 ans{1};

    std::map<ull, ull> m;
    ull max{0};

    rep(i, 0, n) {
      ull num = a[i];
      chmax(max, num);

      if (m.find(num) == m.end()) {
        m[num] = 1;
      } else {
        m[num] += 1;
      }
    }

    if (m[0] != 1) {
      cout << 0 << endl;
      return;
    }

    ull prevCount{1};

    rep(i, 1, max + 1) {
      if (m.find(i) == m.end()) {
        cout << 0 << endl;
        return;
      }

      ull tmp1{1};
      ull mod{prevCount % 998244353};

      rep(j, 0, m[i]) {
        ans = (ans % 998244353) * mod);
      }

      prevCount = m[i];
    }

    cout << (ull)(ans % 998244353) << endl;
  }

Compiler output:
a.cc:20:109: error: 'INT_MAX' was not declared in this scope
   20 |   typedef long long ll; typedef unsigned long long ull; typedef unsigned __int128 u128; constexpr int inf = INT_MAX / 2; constexpr ll infl = 1LL << 60;
      |                                                                                                             ^~~~~~~
a.cc:6:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    5 |   #include <cmath>
  +++ |+#include <climits>
    6 | 
a.cc: In function 'void _main()':
a.cc:66:38: error: expected ';' before ')' token
   66 |         ans = (ans % 998244353) * mod);
      |                                      ^
      |                                      ;
Language: C++

#include <iostream>
usint namespace std;

int main(){
  int N;
  
  cin >> N;
  
  if(N%2==0) cout << N/2 -1 <<endl;
  else cout << N/2 <<endl;
  
  return 0;
}

Compiler output:
a.cc:2:1: error: 'usint' does not name a type; did you mean 'uint'?
    2 | usint namespace std;
      | ^~~~~
      | uint
a.cc: In function 'int main()':
a.cc:7:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    7 |   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
      |                  ^~~
a.cc:9:14: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    9 |   if(N%2==0) cout << N/2 -1 <<endl;
      |              ^~~~
      |              std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:9:31: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    9 |   if(N%2==0) cout << N/2 -1 <<endl;
      |                               ^~~~
      |                               std::endl
In file included from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
a.cc:10:8: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   10 |   else cout << N/2 <<endl;
      |        ^~~~
      |        std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:10:22: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   10 |   else cout << N/2 <<endl;
      |                      ^~~~
      |                      std::endl
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

#include <iostream>

int main(){
  int N;
  
  cin >> N;
  
  if(N%2==0) cout << N/2 -1 <<endl;
  else cout << N/2 <<endl;
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    6 |   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
      |                  ^~~
a.cc:8:14: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    8 |   if(N%2==0) cout << N/2 -1 <<endl;
      |              ^~~~
      |              std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:8:31: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    8 |   if(N%2==0) cout << N/2 -1 <<endl;
      |                               ^~~~
      |                               std::endl
In file included from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
a.cc:9:8: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    9 |   else cout << N/2 <<endl;
      |        ^~~~
      |        std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:9:22: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    9 |   else cout << N/2 <<endl;
      |                      ^~~~
      |                      std::endl
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

#pragma GCC target("avx2")
#pragma GCC optimization("O3")
#pragma GCC optimization("unroll-loops")
#include <bits/stdc++.h>
#define rc(x) return cout<<x<<endl,0
#define pb push_back
#define mkp make_pair
#define in insert
#define er erase
#define fd find
#define fr first
#define sc second
typedef long long ll;
typedef long double ld;
const ll INF=0x3f3f3f3f3f3f3f3f;
const ll llinf=(1LL<<62);
const int inf=(1<<30);
const int nmax=1e5+50;
const int mod=1e9+7;
using namespace std;
int n;
int main()
{
	//freopen("sol.in","r",stdin);
	//freopen("sol.out","w",stdout);
	//mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
	ios_base::sync_with_stdio(false);cin.tie(0);cerr.tie(0);cout.tie(0);
	cin>>n;
	if(n&1)cout<<n/2<<endl;
	elsecout<<n/2-1<<endl;
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:30:9: error: 'elsecout' was not declared in this scope
   30 |         elsecout<<n/2-1<<endl;
      |         ^~~~~~~~
Language: C++

#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <queue>

int a(void);

int main(void) {
	a();
	return 0;
}

int a(void) {
	int N;
	std::cin >> N;
	if (N % 2 == 0) {
		std::cout << static_cast<int>((N / 2) - 1);
	}
	else {
		std::cout << static_cast<int> (((N - 1) / 2));
	}
	return 0;

Compiler output:
a.cc: In function 'int a()':
a.cc:23:18: error: expected '}' at end of input
   23 |         return 0;
      |                  ^
a.cc:14:13: note: to match this '{'
   14 | int a(void) {
      |             ^
Language: C++

#include <stdio.h>
int main(void) {
	int N, a, b;
	int num, i;

	scanf_s("%d", &N);

	if (N % 2 == 0) {
		num = N / 2 - 1;
	}
	else {
		num = (N - 1) / 2;
	}
	printf("%d", num);
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:6:9: error: 'scanf_s' was not declared in this scope; did you mean 'scanf'?
    6 |         scanf_s("%d", &N);
      |         ^~~~~~~
      |         scanf
Language: C++

function Main(input){
if(input%2 == 0){
  console.log(input/2-1);
}else{
  console.log((input+1)/2-1);
}
}
Main(require("fs").readFileSync("/dev/stdin", "utf8"));

Compiler output:
a.cc:1:1: error: 'function' does not name a type; did you mean 'union'?
    1 | function Main(input){
      | ^~~~~~~~
      | union
a.cc:8:5: error: expected constructor, destructor, or type conversion before '(' token
    8 | Main(require("fs").readFileSync("/dev/stdin", "utf8"));
      |     ^
Language: Java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.StringTokenizer;
 
public class Main {
  public static void main(String [] args) {
    FastReader fr = new FastReader();
    int N = fr.nextInt();
    if (N % 2 != 0) {
      N = N/2;
    } else {
      N = N/2 - 1
    }
	System.out.println(N);
  }
}
 
class FastReader {
  BufferedReader br;
  StringTokenizer st;
 
  public FastReader() {
    br = new BufferedReader(new
        InputStreamReader(System.in));
  }
 
  String next() {
    while (st == null || !st.hasMoreElements())
    {
      try
      {
        st = new StringTokenizer(br.readLine());
      }
      catch (IOException e)
      {
        e.printStackTrace();
      }
    }
    return st.nextToken();
  }
 
  int nextInt() {
    return Integer.parseInt(next());
  }
 
  long nextLong() {
    return Long.parseLong(next());
  }
 
  double nextDouble() {
    return Double.parseDouble(next());
  }
 
  String nextLine() {
    String str = "";
    try {
      str = br.readLine();
    }
    catch (IOException e) {
      e.printStackTrace();
    }
    return str;
  }
}

Compiler output:
Main.java:13: error: ';' expected
      N = N/2 - 1
                 ^
1 error
Language: C++

# 2つの相異なる正整数でNを何通りで表すことができるか
N = int(input())

if N % 2 ==0:
    print(N//2-1)
else:
    print(N//2)


Compiler output:
a.cc:1:3: error: "2つの相異なる正整数でNを何通りで表すことができるか" after # is not a positive integer
    1 | # 2つの相異なる正整数でNを何通りで表すことができるか
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
a.cc:2:1: error: 'N' does not name a type
    2 | N = int(input())
      | ^
Language: C++

#include<iostream>
int main()
{
  int i;
  cin>>i;i--;
  cout<<i/2<<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    5 |   cin>>i;i--;
      |   ^~~
      |   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
      |                  ^~~
a.cc:6:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    6 |   cout<<i/2<<endl;
      |   ^~~~
      |   std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:6:14: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    6 |   cout<<i/2<<endl;
      |              ^~~~
      |              std::endl
In file included from /usr/include/c++/14/iostream:41:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C

#include<stdio.h>
int main(void){
  int N;
  int n;
  scanf(%d,&N);
  if((N%2)==0){
    n=(N/2)-1;
  } 
  else{
    n=((N+1)/2)-1;
  }
  printf("%d",n);
  return 0;
}
    

Compiler output:
main.c: In function 'main':
main.c:5:9: error: expected expression before '%' token
    5 |   scanf(%d,&N);
      |         ^
Language: Java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public class Main {
  public static void main(String [] args) {
    FastReader fr = new FastReader();
    int N = fr.nextInt();
    if (N % 2 != 0) return N/2;
	return N/2 - 1;
  }
}

class FastReader {
  BufferedReader br;
  StringTokenizer st;

  public FastReader() {
    br = new BufferedReader(new
        InputStreamReader(System.in));
  }

  String next() {
    while (st == null || !st.hasMoreElements())
    {
      try
      {
        st = new StringTokenizer(br.readLine());
      }
      catch (IOException e)
      {
        e.printStackTrace();
      }
    }
    return st.nextToken();
  }

  int nextInt() {
    return Integer.parseInt(next());
  }

  long nextLong() {
    return Long.parseLong(next());
  }

  double nextDouble() {
    return Double.parseDouble(next());
  }

  String nextLine() {
    String str = "";
    try {
      str = br.readLine();
    }
    catch (IOException e) {
      e.printStackTrace();
    }
    return str;
  }
}

Compiler output:
Main.java:10: error: incompatible types: unexpected return value
    if (N % 2 != 0) return N/2;
                            ^
Main.java:11: error: incompatible types: unexpected return value
	return N/2 - 1;
	           ^
2 errors
Language: Java

import java.util.Scanner;
class Solution
{
 public static void main(String [] args)
 {
Scanner sc = new Scanner(System.in);
   Scanner sc = new Scanner(System.in);
   int N=sc.nextInt();
   if(N%2==0) System.out.println ((N/2)-1); 
	/*int count=0;   
   HashMap<Integer> map = new HashMap<Integer>();
   for(int i=1;i<N/2;i++)
   {
	if(map.get(i)==null)
    {
		count++;
      	
    }*/
    else 
   System.out.println(N/2);
     
     
   }
   
 
  
}

Compiler output:
Main.java:7: error: variable sc is already defined in method main(String[])
   Scanner sc = new Scanner(System.in);
           ^
1 error
Language: C++

#include <iostream>
using namespace std;
int main(){
  int n;cin >> n;
  if(n%2==1){
    cout << (n-1)/2<<emdl;
  }else{
    cout << n/2-1<<endl;
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:6:22: error: 'emdl' was not declared in this scope
    6 |     cout << (n-1)/2<<emdl;
      |                      ^~~~
Language: C

int search(int k,int l,int r){
  if(r>=l){
  int mid = l+(r-l)/2;
   if(mid == k) return 1;
    if(mid > k)
      return search(k,i+1,mid);
    else
      return search(k,mid+1,n);
  }
  return 0;
}

int main(){
  int n,i,j,c=0;
  scanf("%d",&n);
  for(i=1;i<=n/2;i++){
    if(search(n-i,i,n) == 1)c++;
  }
  printf("%d\n",c);
  return 0;
}


Compiler output:
main.c: In function 'search':
main.c:6:23: error: 'i' undeclared (first use in this function)
    6 |       return search(k,i+1,mid);
      |                       ^
main.c:6:23: note: each undeclared identifier is reported only once for each function it appears in
main.c:8:29: error: 'n' undeclared (first use in this function)
    8 |       return search(k,mid+1,n);
      |                             ^
main.c: In function 'main':
main.c:15:3: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
   15 |   scanf("%d",&n);
      |   ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | int search(int k,int l,int r){
main.c:15:3: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
   15 |   scanf("%d",&n);
      |   ^~~~~
main.c:15:3: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:19:3: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
   19 |   printf("%d\n",c);
      |   ^~~~~~
main.c:19:3: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:19:3: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:19:3: note: include '<stdio.h>' or provide a declaration of 'printf'
Language: Java

public static void main(String[] args) {
		// TODO Auto-generated method stub

		int N = 1000000;//input
		int result = 0;
		if (N % 2 ==1) {
			result = (N - 1)/2;
		}
		else {
			result = N/2 -1;
		}
		System.out.println("input N is "+N+" , then the result is " +result);
	}

Compiler output:
Main.java:1: error: unnamed classes are a preview feature and are disabled by default.
public static void main(String[] args) {
              ^
  (use --enable-preview to enable unnamed classes)
1 error
Language: Java

/**
 * 
 */

/**
 * @author aiba-student
 *
 */
public class SumofTwoIntegers {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub

		int N = 1000000;//input
		int result = 0;
		if (N % 2 ==1) {
			result = (N - 1)/2;
		}
		else {
			result = N/2 -1;
		}
		System.out.println("input N is "+N+" , then the result is " +result);
	}

}


Compiler output:
Main.java:9: error: class SumofTwoIntegers is public, should be declared in a file named SumofTwoIntegers.java
public class SumofTwoIntegers {
       ^
1 error
Language: C

#include <stdio.h>

int main(void){
  int n,a,b;
   scanf("%d",&n);
      if (n%2=0)  a=n/2-1;
      else a=n/2;
      printf("%d",a);
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:6:14: error: lvalue required as left operand of assignment
    6 |       if (n%2=0)  a=n/2-1;
      |              ^
Language: Java

public class SumofTwoIntegers {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub

		int N = 1000000;//input
		int result = 0;
		if (N % 2 ==1) {
			result = (N - 1)/2;
		}
		else {
			result = N/2 -1;
		}
		System.out.println("input N is "+N+" , then the result is " +result);
	}

}


Compiler output:
Main.java:1: error: class SumofTwoIntegers is public, should be declared in a file named SumofTwoIntegers.java
public class SumofTwoIntegers {
       ^
1 error
Language: C

#include <stdio.h>
int main(){
	int n, m,  x, y, i;
	if(scanf("%d", &n)== 1);
	m = 1;
	i = (unsigned int)(n/2);
  	for(x=1; x<=i; ++i){
  		y = n - x;
		if(y % 2 == 0){
			++m
		}
  	}
  }

	printf("%d\n", m);
    
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:10:28: error: expected ';' before '}' token
   10 |                         ++m
      |                            ^
      |                            ;
   11 |                 }
      |                 ~           
main.c: At top level:
main.c:15:16: error: expected declaration specifiers or '...' before string constant
   15 |         printf("%d\n", m);
      |                ^~~~~~
main.c:15:24: error: unknown type name 'm'
   15 |         printf("%d\n", m);
      |                        ^
main.c:17:9: error: expected identifier or '(' before 'return'
   17 |         return 0;
      |         ^~~~~~
main.c:18:1: error: expected identifier or '(' before '}' token
   18 | }
      | ^
Language: C++

#include <bits/stdc++.h>
#define rep(i,n) for(int i=0;i<(n);i++)
const long double PI=(acos(-1));
using namespace std;
typedef long long ll;
typedef pair<int,int> P;
int main(){
  int n;
  cin>>n;
  int ans=0;
  for(int i=1;i<n;i++){
    if(n-i>i&&n-i>1){
      ans++;
  }
  cout<<ans<<endl;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:2: error: expected '}' at end of input
   17 | }
      |  ^
a.cc:7:11: note: to match this '{'
    7 | int main(){
      |           ^
Language: Java

import java.util.Scanner;

public class Main{
  public static void main(String[] args){
    Scanner sc=new Scanner(System.in);
    final int N=sc.nextInt();
    if(N%2==0){
      System.out.println(N/2-1);
    }else{
      System.ouy.println((N-1)/2-1);
    }
  }
}

Compiler output:
Main.java:10: error: cannot find symbol
      System.ouy.println((N-1)/2-1);
            ^
  symbol:   variable ouy
  location: class System
1 error
Language: C++

#include "iostream"
using namespace std;

int main(){
    int N;
    cin >> N;

    int ans=0;

    if (N % 2 == 0) {
        ans = N/2 - 1;
    } else {
        ans = int(N/2);
    }

    cout << ans << endl;
    return 0;

Compiler output:
a.cc: In function 'int main()':
a.cc:17:14: error: expected '}' at end of input
   17 |     return 0;
      |              ^
a.cc:4:11: note: to match this '{'
    4 | int main(){
      |           ^
Language: C++

#include <complex>
#include <iostream>
#include <stack>
#include <unordered_map>
#include <unordered_set>
#include <vector>
#include <queue>
#include <algorithm>
#include <cmath>
#include <functional>
#include <iterator>
#include <tuple>
#include <set>
#include <map>

using namespace std;

void main() {
  int i;
  cin >> i;
  cout << ceil(i / 2.0)-1 << endl;
}

Compiler output:
a.cc:18:1: error: '::main' must return 'int'
   18 | void main() {
      | ^~~~