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





import java.util.Map;
import java.util.Scanner;
import java.util.TreeMap;


public class Main {

	public static final long MOD = 1_000_000_007;
	
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		long n = sc.nextLong();
		long p = sc.nextLong();
		
		TreeMap<Long, Integer> map = new TreeMap<>();
		
		
		for (long i=2;i*i<=p;i++) {
			int counter = 0;
				while(p%i==0) {
					p/=i;
					counter++;
				}
			
			if(counter>0) {
				map.put(i, counter);
			}
		}
		if (p>1) {
			map.put(p, 1);
		}
		
		
		long ans = 1;
		for (Map.Entry<Long, Integer> e : map.entrySet()) {
			for (int i=0;i<e.getValue()/n;i++) {
				ans*=e.getKey();
			}
		}
		System.out.println(ans);
	}
	
	

}


Compiler output:
a.cc:5:1: error: 'import' does not name a type
    5 | import java.util.Map;
      | ^~~~~~
a.cc:5:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:6:1: error: 'import' does not name a type
    6 | import java.util.Scanner;
      | ^~~~~~
a.cc:6:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:7:1: error: 'import' does not name a type
    7 | import java.util.TreeMap;
      | ^~~~~~
a.cc:7:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:10:1: error: expected unqualified-id before 'public'
   10 | public class Main {
      | ^~~~~~
Language: C++

def factorize(n):
    fct = []  # prime factor
    b, e = 2, 0  # base, exponent
    while b * b <= n:
        while n % b == 0:
            n = n // b
            e = e + 1
        if e > 0:
            fct.append((b, e))
        b, e = b + 1, 0
    if n > 1:
        fct.append((n, 1))
    return fct


def divisorize(fct):
    b, e = fct.pop()  # base, exponent
    pre_div = divisorize(fct) if fct else [[]]
    suf_div = [[(b, k)] for k in range(e + 1)]
    return [pre + suf for pre in pre_div for suf in suf_div]


n, p = map(int, input().split())

res = 1
maxcnt = 0

for m, cnt in factorize(p):
    if cnt >= n:
        res *= m

print(res)
    
    
    


Compiler output:
a.cc:2:15: error: stray '#' in program
    2 |     fct = []  # prime factor
      |               ^
a.cc:3:18: error: stray '#' in program
    3 |     b, e = 2, 0  # base, exponent
      |                  ^
a.cc:17:23: error: stray '#' in program
   17 |     b, e = fct.pop()  # base, exponent
      |                       ^
a.cc:1:1: error: 'def' does not name a type
    1 | def factorize(n):
      | ^~~
Language: C++

#include<iostream>
#include<stdint>
using namespace std;

int64_t pow(int64_t a, int64_t b) {
	int64_t ret = 1;
	while (b) {
		if (b & 1) ret *= a;
		a *= a;
		b >>= 1;
	}
	return ret;
}

int64_t gcd(int64_t a, int64_t b) {
	int64_t swap;
	while(b) {
		swap = a;
		a = b;
		b = swap % b;
	}
	return a;
}
int main() {
	int64_t N, P;
	cin >> N >> P;
	if (N == 1) cout << P;
	else {
		int64_t ans = 1;
		for (int64_t i = 1, j = 1;(j = pow(i, N)) <= P;++ i) if (P % j == 0) ans = i;
		cout << ans;
	}
	return 0;
}
/*
31536000のコメント解説欄
ここテンプレで用意してるから、A問題とかだとこの先空欄の危険あり
また、コンテスト後に https://31536000.hatenablog.com/ で解説していると思うので、良かったら読んでねー

逆に最大公約数を考える
するとその数をN乗した値がPの約数かで判定できる
*/

Compiler output:
a.cc:2:9: fatal error: stdint: No such file or directory
    2 | #include<stdint>
      |         ^~~~~~~~
compilation terminated.
Language: Java

import java.util.*;

public class AMain {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        long n = sc.nextLong();
        long p = sc.nextLong();
        sc.close();

        if(n == 1){
            System.out.println(p);
            return;
        }

        int mn = 1000100;
        int[] num = new int[mn];
        int cur = 2;
        while(p >= cur){
            if(p % cur == 0){
                p /= cur;
                num[cur]++;
            }else{
                cur++;
            }
        }

        int ans = 1;
        for(int i=1; i<mn; i++){
            if(num[i] >= n){
                ans *= Math.pow(i, (num[i] / n));
            }
        }

        System.out.println(ans);
    }
}

Compiler output:
Main.java:3: error: class AMain is public, should be declared in a file named AMain.java
public class AMain {
       ^
1 error
Language: C++

#include <bits/stdc++.h>

using namespace std;

#define REP(i,n) for(ll (i) = (0);(i) < (n);++i)
#define REV(i,n) for(ll (i) = (n) - 1;(i) >= 0;--i)
#define PB push_back
#define EB emplace_back
#define MP make_pair
#define FI first
#define SE second
#define SHOW1d(v,n) {REP(WW,n)cerr << v[WW] << ' ';cerr << endl << endl;}
#define SHOW2d(v,WW,HH) {REP(W_,WW){REP(H_,HH)cerr << v[W_][H_] << ' ';cerr << endl;}cerr << endl;}
#define ALL(v) v.begin(),v.end()
#define Decimal fixed<<setprecision(20)
#define INF 1000000000
#define LLINF 1000000000000000000LL
#define MOD 1000000007

typedef long long ll;
typedef pair<ll,ll> P;

ll mp[1111111];

int main(){
	
	ll a,b;cin >> a >> b;
	
	if(n == 1){
		cout << b << endl;
		return 0;
	}
	
	for(int i = 2;i < 1111111;i++){
		while(b % i == 0){
			mp[i]++;
			b /= i;
		}
	}
	
	ll ans = 1;
	REP(i,1111111){
		while(mp[i] >= a){
			ans *= i;
			mp[i] -= a;
		}
	}
	
	cout << ans << endl;
	
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:29:12: error: 'n' was not declared in this scope
   29 |         if(n == 1){
      |            ^
Language: C++

#include<iostream>
#include<algorithm>
#include<vector>
#include<map>
#include<string>
#include<cmath>

using namespace std;

long long ipow(long long b, long long idx){
    long long ans = 1;
    for(long long i = 0; i < idx; i++){
        ans *= b;
        if(ans > 1000000000000LL) return 1000000000000LL;
    return ans;
}

int main(void){
    long long N, P;
    cin >> N >> P;
    long long ans = 1;
    for(int n = 2; ipow(n, N) <= P; n++){
        if(P % ipow(n, N) == 0){
            for(int i = 0; i < N; i++) P /= n;
            ans *= n;
        }
    }
    cout << ans << endl;
    return 0;
}


Compiler output:
a.cc: In function 'long long int ipow(long long int, long long int)':
a.cc:18:15: error: a function-definition is not allowed here before '{' token
   18 | int main(void){
      |               ^
a.cc:30:2: error: expected '}' at end of input
   30 | }
      |  ^
a.cc:10:43: note: to match this '{'
   10 | long long ipow(long long b, long long idx){
      |                                           ^
a.cc:30:2: warning: control reaches end of non-void function [-Wreturn-type]
   30 | }
      |  ^
Language: C++

#include<iostream>
#include<cstdio>
using namespace std;
long long Pow(long long a,long long p){
    long long re=1;
    for(;p;p>>=1){
        if(p&1) re=re*a;
        a=a*a;
    }
    return re;
}
int main(){
    long long n,p;
    cin>>n>>p;
    long long g=1;
    for(long long i=2;i*i<=p;i++){
        if(p%i==0){
            long long cnt=0;
            while(p%i==0){
                p/=i;cnt++;
            }
            g*=Pow(i,cnt/n);
        }
    }
    if(p>1) g*=pow(p,1/n);
    cout<<g;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:25:16: error: 'pow' was not declared in this scope; did you mean 'Pow'?
   25 |     if(p>1) g*=pow(p,1/n);
      |                ^~~
      |                Pow
Language: C++

#include<cstdio>
#include<cstring>
#include<algorithm>
#include<queue>
using namespace std;

inline char gc() {
//	static char buf[100000],*p1,*p2;
//	return p1==p2&&(p2=(p1=buf)+fread(buf,1,100000,stdin)),p1==p2)?EOF:*p1++;
	return getchar();
}

template<class T>
int read(T &ans) {
	ans=0;T f=1;
	char ch=gc();
	while(!isdigit(ch)) {if(ch=='-') f=-1; if(ch==EOF) return EOF; ch=gc();}
	while(isdigit(ch)) ans=ans*10+ch-'0',ch=gc();
	ans*=f;
	return 1;
}

typedef long long ll;
const int Maxn=;

int main() {
//	freopen("test.in","r",stdin);
	ll n,p,ans=1;
	read(n);read(p);
	for(int i=2;i*i<=p;i++) {
		ll temp=0;
		while(p%i==0) p/=i,temp++;
		temp/=i;
		while(temp--) ans*=i;
	}
	printf("%lld\n",ans);
	return 0;
}


Compiler output:
a.cc: In function 'int read(T&)':
a.cc:17:16: error: there are no arguments to 'isdigit' that depend on a template parameter, so a declaration of 'isdigit' must be available [-fpermissive]
   17 |         while(!isdigit(ch)) {if(ch=='-') f=-1; if(ch==EOF) return EOF; ch=gc();}
      |                ^~~~~~~
a.cc:17:16: note: (if you use '-fpermissive', G++ will accept your code, but allowing the use of an undeclared name is deprecated)
a.cc:18:15: error: there are no arguments to 'isdigit' that depend on a template parameter, so a declaration of 'isdigit' must be available [-fpermissive]
   18 |         while(isdigit(ch)) ans=ans*10+ch-'0',ch=gc();
      |               ^~~~~~~
a.cc: At global scope:
a.cc:24:16: error: expected primary-expression before ';' token
   24 | const int Maxn=;
      |                ^
a.cc: In instantiation of 'int read(T&) [with T = long long int]':
a.cc:29:6:   required from here
   29 |         read(n);read(p);
      |         ~~~~^~~
a.cc:17:23: error: 'isdigit' was not declared in this scope
   17 |         while(!isdigit(ch)) {if(ch=='-') f=-1; if(ch==EOF) return EOF; ch=gc();}
      |                ~~~~~~~^~~~
a.cc:18:22: error: 'isdigit' was not declared in this scope
   18 |         while(isdigit(ch)) ans=ans*10+ch-'0',ch=gc();
      |               ~~~~~~~^~~~
Language: C++

#include <iostream>
#include <algorithm>
#include <vector>
#include <string>
using namespace std;

int main() {
	long long N,P;

	cin>>N>>P;

	vector<pair<long long,int>>prime;
	for (long long i = 2; i*i <= P; i++)
	{
		if (P%i == 0)
		{
			int cnt = 0;
			while (P%i == 0)
			{
				P/=i;
				cnt++;
			}

			prime.push_back(make_pair(i, cnt));
		}	
	}
	if(P != 1)prime.push_back(make_pair(P, 1));

	long long ans = 1;
	for (int i = 0; i < prime.size(); i++)
	{
		ans *= pow(prime[i].first, floor(prime[i].second/N));
	}

	cout<<ans<<endl;
	
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:32:44: error: 'floor' was not declared in this scope
   32 |                 ans *= pow(prime[i].first, floor(prime[i].second/N));
      |                                            ^~~~~
a.cc:32:24: error: 'pow' was not declared in this scope
   32 |                 ans *= pow(prime[i].first, floor(prime[i].second/N));
      |                        ^~~
Language: C++

require "prime"

n,q = gets.split.map(&:to_i)
a = q.prime_division

ans = 1
a.each{|(k,v)|
  if v>=n
    ans*=k
  end
}

p ans

Compiler output:
a.cc:1:1: error: 'require' does not name a type
    1 | require "prime"
      | ^~~~~~~
a.cc:13:1: error: 'p' does not name a type
   13 | p ans
      | ^
Language: C++

#include<iostream>
#include<iomanip>
#include<cmath>
#include<string>
#include<cstring>
#include<vector>
#include<list>
#include<algorithm>
#include<map>
#include<set>
#include<queue>
#include<stack>
using namespace std;
typedef long long ll;
#define fi first
#define se second
#define mp make_pair
#define rep(i, n) for(int i=0;i<n;++i)
#define rrep(i, n) for(int i=n;i>=0;--i)
const int inf=1e9+7;
const ll mod=1e9+7;
const ll big=1e18;
const double PI=2*asin(1);

int main() {
  int N;
  cin>>N;
  bool ni = true;
  int tmp;
  for(int i=0;i<N;++i) {
    cin>>tmp;
    if(tmp%2==1) ni = false;
  }
  if(ni) cout<<"second"<<endl;
  else cout<<<"first"<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:35:14: error: expected primary-expression before '<' token
   35 |   else cout<<<"first"<<endl;
      |              ^
a.cc:35:22: error: invalid operands of types 'const char [6]' and '<unresolved overloaded function type>' to binary 'operator<<'
   35 |   else cout<<<"first"<<endl;
      |               ~~~~~~~^~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main () {
    int N;
    cin >> N;
    vector<int>vec(N);
    for (i=0; i<N; i++) {
        cin >> vec.at(i);
    }
    if (N%2=0) {
        cout << "first" << endl;
    }
    else {
        cout << "second" << endl;
    }
}
        
    

Compiler output:
a.cc: In function 'int main()':
a.cc:8:10: error: 'i' was not declared in this scope
    8 |     for (i=0; i<N; i++) {
      |          ^
a.cc:11:10: error: lvalue required as left operand of assignment
   11 |     if (N%2=0) {
      |         ~^~
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main(){
  int n; cin >> n;
  bool ans = true;
  rep(i,n){
    int a; cin >> a;
    if(a % 2 == 1){
      ans = false;
      break;
    }
  }
  if(ans) cout << "second" << endl;
  else cout << "first" << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:7: error: 'i' was not declared in this scope
    7 |   rep(i,n){
      |       ^
a.cc:7:3: error: 'rep' was not declared in this scope
    7 |   rep(i,n){
      |   ^~~
Language: C++

#include <bits/stdc++.h>
#define rep(i,n) for (int i = 0; i < (n); ++i)
using namespace std;
using ll = long long;
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return true; } return false; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return true; } return false; }
int main(){
    ios::sync_with_stdio(false);
    int n;
    cin >> n;
    rep(i,n) {
        int a;
        cin >> a;
        if(a%2 == 1) cout << "first" << endl;
    }
    else cout << "second" << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:5: error: 'else' without a previous 'if'
   16 |     else cout << "second" << endl;
      |     ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long int ll;

int main(){
    int N;
    cin >> N ;
    
    bool flag = true;
    for(int i = 0 i < N; i++){
        int a;
        cin >> a;
        if(a%2==1){
            flag = false;
        }
    }
    if(flag) cout << "second" << endl;
    else  cout << "first"  << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:18: error: expected ';' before 'i'
   10 |     for(int i = 0 i < N; i++){
      |                  ^~
      |                  ;
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long int ll;

int main(){
    int N;
    cin >> N ;
    
    bool flag = true;
    for(int i = 0 i < N; i++){
        int a;
        cin >> a;
        if(a%2==1){
            flag = false;
        }
    }
    if(f) cout << "second" << endl;
    else  cout << "first"  << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:18: error: expected ';' before 'i'
   10 |     for(int i = 0 i < N; i++){
      |                  ^~
      |                  ;
a.cc:17:8: error: 'f' was not declared in this scope
   17 |     if(f) cout << "second" << endl;
      |        ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const ll INF = 1e18;
const int inf = 1e9;
#define rep(i, n) for (int i = 0; i < n; i++)
using Graph = vector<vector<int>>;
using pint = pair<int, int>;
int dx[4] = {1, 0, -1, 0}, dy[4] = {0, 1, 0, -1};
int dxx[8] = {1, 1, 1, 0, 0, -1, -1, -1}, dyy[8] = {-1, 0, 1, -1, 1, -1, 0, 1};

int main() {
    int n;
    cin >> n;
    int a[n];
    bool chk = 0;
    rep (i, n) {
        cin >> a[i];
        if (a[i] % 2 = 1) chk = 1;
    }
    if (chk) cout << "first\n";
    else
        cout << "second\n";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:18: error: lvalue required as left operand of assignment
   19 |         if (a[i] % 2 = 1) chk = 1;
      |             ~~~~~^~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
  int n;
  cin>>n;
  vector<int> a(n);
  for(auto& ai:a)cin>>ai;
  cout<<(all_of(begin(a),end(a),[](auto ai){return ai%2==0;})?"second":"first")<<endl;

Compiler output:
a.cc: In function 'int main()':
a.cc:8:87: error: expected '}' at end of input
    8 |   cout<<(all_of(begin(a),end(a),[](auto ai){return ai%2==0;})?"second":"first")<<endl;
      |                                                                                       ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C++

#include "bits/stdc++.h"
#include <boost/range/irange.hpp>
//#include <boost/range/algorithm.hpp>

using namespace std;
using boost::irange;

// 定義
typedef long long     ll;
typedef pair<ll, ll>  P;
#define ALL(x)        (x).begin(),(x).end()
#define REP(i, n)     for (ll i = 0 ; i < (ll)n ; ++i)
#define REPN(i, m, n) for (ll i = m ; i < (ll)n ; ++i)
const ll INF = 1e9;
const ll MOD = 1e9 + 7;
const ll M_PI = 3.14159265358979323846;

// ライブラリ
namespace {
	ll Ceil(ll val, ll div)   { return (val + div - 1) / div; };
	ll CeilN(ll val, ll div)  { return Ceil(val, div) * div; };
	ll FloorN(ll x, ll n) { return (x - x % n); };
	bool IsOdd(ll x)      { return ((x & 1) == 1); };
	bool IsEven(ll x)     { return ((x & 1) == 0); };
};

// 処理
void Solve()
{
	ll N;
	cin >> N;
	string ans = "first";
	REP(i, N) {
		int a;
		cin >> a;
		if (IsOdd(a)) {
			ans = "second";
		}
	}
	cout << ans << endl;
}

// メイン
int main()
{
	cin.tie(nullptr);
	ios_base::sync_with_stdio(false);
	cout << fixed << setprecision(15);
	Solve();
	return 0;
}


Compiler output:
a.cc:2:10: fatal error: boost/range/irange.hpp: No such file or directory
    2 | #include <boost/range/irange.hpp>
      |          ^~~~~~~~~~~~~~~~~~~~~~~~
compilation terminated.
Language: C++

import sys
sys.setrecursionlimit(10 ** 5 + 10)
def input(): return sys.stdin.readline().strip()

def resolve():
    N=int(input())
    A=[int(input()) for i in range(N)]

    if all(i%2==0 for i in A):
        print('second')
    else:
        print('first')




resolve()

Compiler output:
a.cc:10:15: warning: multi-character literal with 6 characters exceeds 'int' size of 4 bytes
   10 |         print('second')
      |               ^~~~~~~~
a.cc:12:15: warning: multi-character literal with 5 characters exceeds 'int' size of 4 bytes
   12 |         print('first')
      |               ^~~~~~~
a.cc:1:1: error: 'import' does not name a type
    1 | import sys
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main() {
  int n;
  cin>>n;
  bool ans=false;
  for(int i=0;i<n;i++){
    long long l;
    cin>>l
      if(l%2==1)ans=true;
  }
  if(ans)cout<<"first"<<endl;
  else cout<<"second"<<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:11: error: expected ';' before 'if'
   10 |     cin>>l
      |           ^
      |           ;
   11 |       if(l%2==1)ans=true;
      |       ~~
Language: C++

#include<iostream>
#include<cstdio>
using namespace std;
typedef long long ll;

ll a[100005];
int main{
          int n, i;
          scanf("%d", &n);
          for( i=1; i<=n; i++)
             scanf("%lld", &a[i]);    
            bool check =true;
           for( i=1; i<=n; i++)
                check &=(a[i]%2ll==0);
             if(check)   printf("second");
             else printf("first");
               return 0;
}

Compiler output:
a.cc:7:5: error: cannot declare '::main' to be a global variable
    7 | int main{
      |     ^~~~
a.cc:8:11: error: expected primary-expression before 'int'
    8 |           int n, i;
      |           ^~~
a.cc:8:11: error: expected '}' before 'int'
a.cc:7:9: note: to match this '{'
    7 | int main{
      |         ^
a.cc:9:16: error: expected constructor, destructor, or type conversion before '(' token
    9 |           scanf("%d", &n);
      |                ^
a.cc:10:11: error: expected unqualified-id before 'for'
   10 |           for( i=1; i<=n; i++)
      |           ^~~
a.cc:10:21: error: 'i' does not name a type
   10 |           for( i=1; i<=n; i++)
      |                     ^
a.cc:10:27: error: 'i' does not name a type
   10 |           for( i=1; i<=n; i++)
      |                           ^
a.cc:13:12: error: expected unqualified-id before 'for'
   13 |            for( i=1; i<=n; i++)
      |            ^~~
a.cc:13:22: error: 'i' does not name a type
   13 |            for( i=1; i<=n; i++)
      |                      ^
a.cc:13:28: error: 'i' does not name a type
   13 |            for( i=1; i<=n; i++)
      |                            ^
a.cc:15:14: error: expected unqualified-id before 'if'
   15 |              if(check)   printf("second");
      |              ^~
a.cc:16:14: error: expected unqualified-id before 'else'
   16 |              else printf("first");
      |              ^~~~
a.cc:17:16: error: expected unqualified-id before 'return'
   17 |                return 0;
      |                ^~~~~~
a.cc:18:1: error: expected declaration before '}' token
   18 | }
      | ^
Language: C++

#include<iostream>
#include<cstdio>
using namespace std;
typedef long long ll;

ll a[100005];
int main{
          int n;
          scanf("%d", &n);
          for(int i=1; i<=n; i++)
             scanf("%lld", &a[i]);    
            bool check =true;
            for(int i=1; i<=n; i++)
                check &=(a[i]%2==0);
             if(check)   printf("second");
             else printf("first");
               return 0;
}

Compiler output:
a.cc:7:5: error: cannot declare '::main' to be a global variable
    7 | int main{
      |     ^~~~
a.cc:8:11: error: expected primary-expression before 'int'
    8 |           int n;
      |           ^~~
a.cc:8:11: error: expected '}' before 'int'
a.cc:7:9: note: to match this '{'
    7 | int main{
      |         ^
a.cc:9:16: error: expected constructor, destructor, or type conversion before '(' token
    9 |           scanf("%d", &n);
      |                ^
a.cc:10:11: error: expected unqualified-id before 'for'
   10 |           for(int i=1; i<=n; i++)
      |           ^~~
a.cc:10:24: error: 'i' does not name a type
   10 |           for(int i=1; i<=n; i++)
      |                        ^
a.cc:10:30: error: 'i' does not name a type
   10 |           for(int i=1; i<=n; i++)
      |                              ^
a.cc:13:13: error: expected unqualified-id before 'for'
   13 |             for(int i=1; i<=n; i++)
      |             ^~~
a.cc:13:26: error: 'i' does not name a type
   13 |             for(int i=1; i<=n; i++)
      |                          ^
a.cc:13:32: error: 'i' does not name a type
   13 |             for(int i=1; i<=n; i++)
      |                                ^
a.cc:15:14: error: expected unqualified-id before 'if'
   15 |              if(check)   printf("second");
      |              ^~
a.cc:16:14: error: expected unqualified-id before 'else'
   16 |              else printf("first");
      |              ^~~~
a.cc:17:16: error: expected unqualified-id before 'return'
   17 |                return 0;
      |                ^~~~~~
a.cc:18:1: error: expected declaration before '}' token
   18 | }
      | ^
Language: C++

#include<iostream>
#include<cstdio>
using namespace std;
typedef long long ll;

int a[100005];
int main{
          int n;
          scanf("%d", &n);
          for(int i=1; i<=n; i++)
             scanf("%lld", &a[i]);    
            bool check =true;
            for(int i=1; i<=n; i++)
                check &=(a[i]%2==0);
             if(check)   printf("second");
             else printf("first");
               return 0;
}


Compiler output:
a.cc:7:5: error: cannot declare '::main' to be a global variable
    7 | int main{
      |     ^~~~
a.cc:8:11: error: expected primary-expression before 'int'
    8 |           int n;
      |           ^~~
a.cc:8:11: error: expected '}' before 'int'
a.cc:7:9: note: to match this '{'
    7 | int main{
      |         ^
a.cc:9:16: error: expected constructor, destructor, or type conversion before '(' token
    9 |           scanf("%d", &n);
      |                ^
a.cc:10:11: error: expected unqualified-id before 'for'
   10 |           for(int i=1; i<=n; i++)
      |           ^~~
a.cc:10:24: error: 'i' does not name a type
   10 |           for(int i=1; i<=n; i++)
      |                        ^
a.cc:10:30: error: 'i' does not name a type
   10 |           for(int i=1; i<=n; i++)
      |                              ^
a.cc:13:13: error: expected unqualified-id before 'for'
   13 |             for(int i=1; i<=n; i++)
      |             ^~~
a.cc:13:26: error: 'i' does not name a type
   13 |             for(int i=1; i<=n; i++)
      |                          ^
a.cc:13:32: error: 'i' does not name a type
   13 |             for(int i=1; i<=n; i++)
      |                                ^
a.cc:15:14: error: expected unqualified-id before 'if'
   15 |              if(check)   printf("second");
      |              ^~
a.cc:16:14: error: expected unqualified-id before 'else'
   16 |              else printf("first");
      |              ^~~~
a.cc:17:16: error: expected unqualified-id before 'return'
   17 |                return 0;
      |                ^~~~~~
a.cc:18:1: error: expected declaration before '}' token
   18 | }
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main() {
	int n;
	cin >> n;
	bool b=true;
	rep(i, n) {
		int a;
		cin >> a;
		if (a % 2)b = false;
		}
	if (b)cout << "second" << endl;
	else cout <<"first"<< endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:13: error: 'i' was not declared in this scope
    7 |         rep(i, n) {
      |             ^
a.cc:7:9: error: 'rep' was not declared in this scope
    7 |         rep(i, n) {
      |         ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int (i)=0;(i)<(n);(i)++)
#define repp(i,m,n) for(int (i)=(m);(i)<(n);(i)++)
#define repm(i,n) for(int (i)=(n-1);(i)>=0;(i)--)
#define INF (1ll<<60)
#define all(x) (x).begin(),(x).end()
typedef long long lint;
const lint MOD =1000000007;
const lint MAX = 10000000;
using Graph =vector<vector<lint>>;
typedef pair<lint,lint> P;
 
 
lint fac[MAX], finv[MAX], inv[MAX];
 
void COMinit() 
{
    fac[0] = fac[1] = 1;
    finv[0] = finv[1] = 1;
    inv[1] = 1;
    for (lint i = 2; i < MAX; i++)
    {
        fac[i] = fac[i - 1] * i % MOD;
        inv[i] = MOD - inv[MOD % i] * (MOD / i) % MOD;
        finv[i] = finv[i - 1] * inv[i] % MOD;
    }
}
 
long long COM(lint n, lint k)
{
    if (n < k)
        return 0;
    if (n < 0 || k < 0)
        return 0;
    return fac[n] * (finv[k] * finv[n - k] % MOD) % MOD;
}
 
lint primary(lint num)
{
    if (num < 2) return 0;
    else if (num == 2) return 1;
    else if (num % 2 == 0) return 0;
 
    double sqrtNum = sqrt(num);
    for (int i = 3; i <= sqrtNum; i += 2)
    {
        if (num % i == 0)
        {
            return 0;
        }
    }
 
    return 1;
}
   long long modpow(long long a, long long n, long long mod) {
    long long res = 1;
    while (n > 0) {
        if (n & 1) res = res * a % mod;
        a = a * a % mod;
        n >>= 1;
    }
    return res;
}
    lint lcm(lint a,lint b){
        return a/__gcd(a,b)*b;
    }
     lint gcd(lint a,lint b){
        return __gcd(a,b);
    }    
  int main(){
      lint N;
      cin >>N; lint A[N];
      lint count=0;
      rep(i,N){cin >> A[i];
    if(A[i]%2==0)count++;
      }
      if((N!=count)cout<<"first";
      else cout<<"second";
  }
  
     
  

Compiler output:
a.cc: In function 'int main()':
a.cc:78:20: error: expected ';' before 'cout'
   78 |       if((N!=count)cout<<"first";
      |                    ^~~~
      |                    ;
a.cc:79:7: error: expected primary-expression before 'else'
   79 |       else cout<<"second";
      |       ^~~~
a.cc:78:34: error: expected ')' before 'else'
   78 |       if((N!=count)cout<<"first";
      |         ~                        ^
      |                                  )
   79 |       else cout<<"second";
      |       ~~~~
Language: C++

#include<bits/stdc++.h>
#include<unordered_set>
#include<unordered_map>
#include <iostream>
#include <string>
#include <cmath>
using namespace std;
#define ll long long
#define rep(i, n) for (ll i = 0; i < (n); i++)
#define FOR(i,a,b) for(ll i=(a);i<(b);i++)
#define FORR(i,a,b)for(ll i=(a);i<=(b);i++)
#define repR(i,n) for(ll i=n;i>=0;i--)
#define all(v)(v).begin(),(v).end()
#define rall(v)(v).rbegin(),(v).rend()
#define F first
#define S second
#define pb push_back
#define pu push
#define COUT(x) cout<<(x)<<endl
#define PQ priority_queue<ll>
#define PQR priority_queue<ll,vector<ll>,greater<ll>>
#define YES(n) cout << ((n) ? "YES" : "NO"  ) << endl
#define Yes(n) cout << ((n) ? "Yes" : "No"  ) << endl
#define mp make_pair
#define maxs(x,y) (x = max(x,y))
#define mins(x,y) (x = min(x,y))
#define sz(x) (int)(x).size()
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
const ll MOD = 1000000007LL;
const ll INF = 1LL << 60;
using vll = vector<ll>;
using vb = vector<bool>;
using vvb = vector<vb>;
using vvll = vector<vll>;
using vstr = vector<string>;
using pll = pair<ll, ll>;
using vc = vector<char>;
using vvc = vector<vc>;
ll dx[4]={0,1,0,-1};
ll dy[4]={1,0,-1,0};
ll p;
int main(){
  ll n;
  cin>>n;
  vll a(n);
  ll k=0;
  rep(i,n){
    cin>>a[i];
    if(a[i]%2==1) k++;
  }
  if(k) COUT(F);
  else COUT(S);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:11: error: 'first' was not declared in this scope
   15 | #define F first
      |           ^~~~~
a.cc:19:24: note: in definition of macro 'COUT'
   19 | #define COUT(x) cout<<(x)<<endl
      |                        ^
a.cc:52:14: note: in expansion of macro 'F'
   52 |   if(k) COUT(F);
      |              ^
a.cc:16:11: error: 'second' was not declared in this scope
   16 | #define S second
      |           ^~~~~~
a.cc:19:24: note: in definition of macro 'COUT'
   19 | #define COUT(x) cout<<(x)<<endl
      |                        ^
a.cc:53:13: note: in expansion of macro 'S'
   53 |   else COUT(S);
      |             ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
main() {
  int n; cin >> n;
  int f = 1;
  for (int i=0;i<n;i++) int a, cin >> a, f&=1-(a&1);
  if(f)cout << "second" << endl;
  else cout << "first" << endl;
}

Compiler output:
a.cc:3:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    3 | main() {
      | ^~~~
a.cc: In function 'int main()':
a.cc:6:36: error: expected initializer before '>>' token
    6 |   for (int i=0;i<n;i++) int a, cin >> a, f&=1-(a&1);
      |                                    ^~
Language: C++

#include <bits/stdc++.h>
#define SORT(x) sort((x).begin(), (x).end())
#define ALL(x) (x).begin(), (x).end()
#define rep(i, n) for (ll i = 0; i < n; i++)
#define reps(i, m, n) for (ll i = m; i < n; i++)
#define repr(i, m, n) for (ll i = m; i >= n; i--)
template <class T> bool maxi(T &a, const T &b) {
    if (a < b) { a = b; return 1;} return 0;}
template <class T> bool mini(T &a, const T &b) {
    if (b < a) { a = b; return 1;} return 0;}
#define dame {cout<< "1" <<"\n"; return;}
#define INF2 1000000000000000037
#define INF  1000000007
#define MOD  1000000007
#define PI (acos(-1))
using namespace std;
using ll = long long;
using ld = long double;
using P  = pair<ll,ll>;
//--GLOBAL---------------------------------

//--MAIN-----------------------------------
void Main() {
    ll N; cin>>N;
    vector<ll> A(N);
    rep(i,N) cin>>A[i];
    ll ok=false;
    if(A[i]%2) ok=true;
    cout<< ( ok ? "first" : "second" )<<"\n";

}
//--START----------------------------------
int main() {
    cin.tie(nullptr);
    ios_base::sync_with_stdio(false);
    cout << fixed << setprecision(15);
    Main();
}
//-----------------------------------------


Compiler output:
a.cc: In function 'void Main()':
a.cc:28:10: error: 'i' was not declared in this scope
   28 |     if(A[i]%2) ok=true;
      |          ^
Language: C++

#include"pch.h"
#include<iostream>
#include<algorithm>
#include<string>
#include<vector>
#include<map>
#include<set>
#include<stack>
#include<queue>
#include<list>
#include<cmath>
using namespace std;
#define rep(i,n) for(int i=0;i<n;i++)
int n;
int a[200000];
bool e = true;
int main(){
	cin >> n;
	rep(i, n) {
		cin >> a[i];
		if (a[i] % 2)e = false;
	}
	if (e)puts("second");
	else puts("first");
	return 0;
}

Compiler output:
a.cc:1:9: fatal error: pch.h: No such file or directory
    1 | #include"pch.h"
      |         ^~~~~~~
compilation terminated.
Language: Java

import java.utul.*;

public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int N = sc.nextInt();
    long sum = 0;
    //int max = 0;
    for (int i = 0; i < N; i++) {
      int a = sc.nextInt();
      sum += a;
      //max = Math.max(max, a);
    }
    System.out.println(sum%2 == 1 ? "first" : "second");
  }
}

Compiler output:
Main.java:1: error: package java.utul does not exist
import java.utul.*;
^
Main.java:5: error: cannot find symbol
    Scanner sc = new Scanner(System.in);
    ^
  symbol:   class Scanner
  location: class Main
Main.java:5: error: cannot find symbol
    Scanner sc = new Scanner(System.in);
                     ^
  symbol:   class Scanner
  location: class Main
3 errors
Language: C++

n = int(input())
f = True
for i in range(n):
	a = int(input())
	if a % 2 != 0:
		f = False
print('second' if f else 'first')

Compiler output:
a.cc:7:7: warning: multi-character literal with 6 characters exceeds 'int' size of 4 bytes
    7 | print('second' if f else 'first')
      |       ^~~~~~~~
a.cc:7:26: warning: multi-character literal with 5 characters exceeds 'int' size of 4 bytes
    7 | print('second' if f else 'first')
      |                          ^~~~~~~
a.cc:1:1: error: 'n' does not name a type
    1 | n = int(input())
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main(){
    int N;
    cin >> N;
    long long sum = 0;
    vector<long long> A(N);
    for (int i = 0; i < N; i++) {
        cin >> A[i];
        sum += A[i];
    }
    sort(A.begin(), A.end());
    
    if (sum % 2 == 1 || A[N - 1] == 1 || (N > 1 && A[N - 2] == 1)) {
        cout << "first" << endl;
    } else {
        cout << "second" << endl;
    }
    return 0;



Compiler output:
a.cc: In function 'int main()':
a.cc:20:14: error: expected '}' at end of input
   20 |     return 0;
      |              ^
a.cc:4:11: note: to match this '{'
    4 | int main(){
      |           ^
Language: C++

#include <cstdin>
int N;
int a;
int main()
{
  scanf("%d",&N);
  int cnt = 0;
  bool ans=true;
  for(int i;i<N;i++){
    scanf("%d",&a);
    if(a%2==1){
      ans = false;
      break;
    }
  }
  if(ans)
    printf("first");
  else
    printf("second");
}

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

import java.util.*;

public class Main{
    static int H,W,A,B;
    public static void main(String args[]){
        Scanner sc = new Scanner(System.in);
        
        int N = sc.next();
        int[] a = new int[N];
        for(int i = 0; i < N; i++)
            a[i] = sc.next();

        for(int i = 0; i < N; i++){
            if(a[i]%2 != 0){
                System.out.println("first");
                return;
            }
        }
        System.out.println("second");
    }
}

Compiler output:
Main.java:8: error: incompatible types: String cannot be converted to int
        int N = sc.next();
                       ^
Main.java:11: error: incompatible types: String cannot be converted to int
            a[i] = sc.next();
                          ^
2 errors
Language: C++

#include <bits/stdc++.h>

using namespace std;

#define rep(i,m,n) for(int i=m;i<n;i++)

typedef long long ll;

int main(){
   cin.tie(nullptr);
  ios::sync_with_stdio(false);

 long n;
  cin >> n;
  flag=false;
  rep(i,0,n){
  long a;
    cin >> a;
    if(a%2) flag=true;
  }
  
 
   if(flag) cout << "first" << endl;
   else cout << "second" << endl;
  
  
  
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:3: error: 'flag' was not declared in this scope
   15 |   flag=false;
      |   ^~~~
Language: C++

#include<iostream>
#include<string>
#include<vector>
#include<algorithm>
#include<map>
#include<set>
#include<cstdio>
#include<cmath>
#include<numeric>
#include<queue>
#include<stack>
#include<cstring>
#include<limits>
#include<functional>
#include<unordered_set>
#define rep(i,a) for(int i=(int)0;i<(int)a;++i)
#define pb push_back
#define eb emplace_back
using ll=long long;
constexpr ll mod = 1e9 + 7;
constexpr ll INF = 1LL << 50;

template<typename T>void chmax(T &a,T b){a=max(a,b);}
template<typename T>void chmin(T &a,T b){a=min(a,b);}
using namespace std;

void solve(){
	int n;
	cin>>n;
	vector<ll>a(n);
	//全てのりんごが偶数個の場合と、1つでも奇数個の場合を考えるとすべて０は前者に分類される.
	//自分の番で後者だった場合、奇数のりんごを全て食べれば良いので相手の負けが決定する。
	rep(i,n){
		cin>>a[i];
		if(a[i]){
			cout<<"first\n";
			return 0;
		}
	}
	cout<<"second\n";
}

signed main(){
	std::ios::sync_with_stdio(false);
    std::cin.tie(0);
	solve();
	return 0;
}


Compiler output:
a.cc: In function 'void solve()':
a.cc:37:32: error: return-statement with a value, in function returning 'void' [-fpermissive]
   37 |                         return 0;
      |                                ^
Language: C++

#include <bits/stdc++.h>
#include <iostream>
#include <utility> // pair
#include <string>
#include <vector>
#define MAX_N 100001
#define FOR(i, a, b) for(ll i=a; i<b; i++)
#define REP(i, n) for(ll i=0; i<n; i++)
#define RER(i, n) for(ll i=n-1; i>=0; i--)
#define ALL(v) v.begin() v.end()
#define pb push_back
using namespace std;
typedef long long ll;
typedef pair<ll, ll> P;
ll n, k, a[MAX_N];

int main(){
  cin >> n;
  bool win = false;
  REP(i, n){
    cin >> a[i];
    win |= (a[i] % 2 == 1);
    }
  
  if(win) cout << "first" << endl;
  else cout "second" << endl;
  return 0;
  }
  

Compiler output:
a.cc: In function 'int main()':
a.cc:26:12: error: expected ';' before string constant
   26 |   else cout "second" << endl;
      |            ^~~~~~~~~
      |            ;
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int,int> P;
 
template<class T> bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; }
template<class T> bool chmin(T &a, const T &b) { if (a>b) { a=b; return 1; } return 0; }
#define _overload3(_1,_2,_3,name,...) name
#define _rep(i,n) repi(i,0,n)
#define repi(i,a,b) for(int i=int(a);i<int(b);++i)
#define rep(...) _overload3(__VA_ARGS__,repi,_rep,)(__VA_ARGS__)
#define all(x) (x).begin(),(x).end()

int main(){
  int n;cin>>n;
  int ans=0;
  rep(i,n){
    int a;cin>>a;
    ans^=a;
  }
  if(a==0)cout<<"second"<<endl;
  else cout<<"first"<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:6: error: 'a' was not declared in this scope
   21 |   if(a==0)cout<<"second"<<endl;
      |      ^
Language: C++

#include <bits/stdc++.h>
#define rep(i,n) for(int i=0; i<(n); i++)
#define int long long
#define double long double
#define mod 1000000007
#define F first
#define S second
#define P pair<long long,long long>
#define all(a) a.begin(),a.end()
#define INF 10000000000000000
#define endl '\n'
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
using namespace std;
 
signed main(void){
    cin.tie(0); cout.tie(0);
    ios::sync_with_stdio(false);
    int n; cin>>n;
    bool b=true;
    rep(i,n){
        int a; cin>>a;
        if(a%2==1)b=false;
    }
    cout<<(b?"second":"first")<<endl;
}#include <bits/stdc++.h>
#define rep(i,n) for(int i=0; i<(n); i++)
#define int long long
#define double long double
#define mod 1000000007
#define F first
#define S second
#define P pair<long long,long long>
#define all(a) a.begin(),a.end()
#define INF 10000000000000000
#define endl '\n'
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
using namespace std;
 
signed main(void){
    cin.tie(0); cout.tie(0);
    ios::sync_with_stdio(false);
    int n; cin>>n;
    bool b=true;
    rep(i,n){
        int a; cin>>a;
        if(a%2==1)b=false;
    }
    cout<<(b?"second":"first")<<endl;
}

Compiler output:
a.cc:26:2: error: stray '#' in program
   26 | }#include <bits/stdc++.h>
      |  ^
a.cc:26:3: error: 'include' does not name a type
   26 | }#include <bits/stdc++.h>
      |   ^~~~~~~
a.cc:38:31: error: redefinition of 'template<class T> bool chmin(T&, T)'
   38 | template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
      |                               ^~~~~
a.cc:13:31: note: 'template<class T> bool chmin(T&, T)' previously declared here
   13 | template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
      |                               ^~~~~
a.cc:41:8: error: redefinition of 'int main()'
   41 | signed main(void){
      |        ^~~~
a.cc:16:8: note: 'int main()' previously defined here
   16 | signed main(void){
      |        ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;

using ll = long long;
#define ALL(c) (c).begin(), (c).end()
const int MOD = 1000000007;

int main() {
    int n;
    cin >> n;
    int a;
    for (int i = 0; i < n; i++) {
        cin >> a;
        if (a % 2 == 1) {
            cout << "first" << endl;
            return;
        }
    }
    cout << "second" << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:13: error: return-statement with no value, in function returning 'int' [-fpermissive]
   16 |             return;
      |             ^~~~~~
Language: C++

#include<stdio.h>
#include<iostream>
 
using namespace std;
 
int main(){
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  
  int n;
  cin >> n;
  int a;
  sring res = "second";
  for(int i = 0; i < n; ++i){
    cin >> a;
    if(a%2 == 1){
      res = "first";
      break;
    }
  }
  cout << res << "\n";
  return 0;
}
#include<stdio.h>
#include<iostream>

using namespace std;

int main(){
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  
  int n;
  cin >> n;
  int a;
  string res = "second";
  for(int i = 0; i < n; ++i){
    cin >> a;
    if(a%2 == 1){
      res = "first";
      break;
    }
  }
  cout << res << "\n";
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:3: error: 'sring' was not declared in this scope
   13 |   sring res = "second";
      |   ^~~~~
a.cc:17:7: error: 'res' was not declared in this scope
   17 |       res = "first";
      |       ^~~
a.cc:21:11: error: 'res' was not declared in this scope
   21 |   cout << res << "\n";
      |           ^~~
a.cc: At global scope:
a.cc:29:5: error: redefinition of 'int main()'
   29 | int main(){
      |     ^~~~
a.cc:6:5: note: 'int main()' previously defined here
    6 | int main(){
      |     ^~~~
Language: C++

#include<stdio.h>
#include<iostream>

using namespace std;

int main(){
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  
  int n;
  cin >> n;
  int a;
  sring res = "second";
  for(int i = 0; i < n; ++i){
    cin >> a;
    if(a%2 == 1){
      res = "first";
      break;
    }
  }
  cout << res << "\n";
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:3: error: 'sring' was not declared in this scope
   13 |   sring res = "second";
      |   ^~~~~
a.cc:17:7: error: 'res' was not declared in this scope
   17 |       res = "first";
      |       ^~~
a.cc:21:11: error: 'res' was not declared in this scope
   21 |   cout << res << "\n";
      |           ^~~
Language: C++

#include<bits/s#include<bits/stdc++.h>
using namespace std;

int main(){
    long long n;
    cin>>n;
    long long a[n];
    bool win=false;
    for(int i=0;i<n;i++){
        cin>>a[i];
        if(a[i]%2) win=true;
    }

    if(win) {
        cout<<"first";
    }
    else cout<<"second";

}

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

#include<bits/stdc++.h>
using namespace std;

int main(){
    long long n;
    cin>>n;
    long long a[n];
    book win=false;
    for(int i=0;i<n;i++){
        cin>>a[i];
        if(a[i]%2) win=true;
    }

    if(win) {
        cout<<"first";
    }
    else cout<<"second";


    

}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:5: error: 'book' was not declared in this scope; did you mean 'bool'?
    8 |     book win=false;
      |     ^~~~
      |     bool
a.cc:11:20: error: 'win' was not declared in this scope; did you mean 'sin'?
   11 |         if(a[i]%2) win=true;
      |                    ^~~
      |                    sin
a.cc:14:8: error: 'win' was not declared in this scope; did you mean 'sin'?
   14 |     if(win) {
      |        ^~~
      |        sin
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define LL long long
#define pa pair<int,int>
int read()
{
	int x=0,f=1;char ch=getchar();
	while(ch<'0'||ch>'9'){if(ch=='-')f=-1;ch=getchar();}
	while(ch>='0'&&ch<='9')x=(x<<3)+(x<<1)+(ch^48),ch=getchar();
	return x*f;
}
int main()
{
	int n=read(),t=0,c=0;
	for(int i=1;i<=n;i++)
	{
		int x=read();
		if(x==1)cnt++;
		t^=(x&1);
	}
	if(t||cnt>=n-1)puts("first");
	else puts("second");
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:25: error: 'cnt' was not declared in this scope; did you mean 'int'?
   18 |                 if(x==1)cnt++;
      |                         ^~~
      |                         int
a.cc:21:15: error: 'cnt' was not declared in this scope; did you mean 'int'?
   21 |         if(t||cnt>=n-1)puts("first");
      |               ^~~
      |               int
Language: C++

'''input
3
100000
30000
20000
'''
import time
import math

n = int(input())
a = all([int(input()) % 2 == 0 for i in range(n)])
if(a):
	print("second")
else:
	print("first")

Compiler output:
a.cc:1:1: error: empty character constant
    1 | '''input
      | ^~
a.cc:1:3: warning: missing terminating ' character
    1 | '''input
      |   ^
a.cc:1:3: error: missing terminating ' character
    1 | '''input
      |   ^~~~~~
a.cc:6:1: error: empty character constant
    6 | '''
      | ^~
a.cc:6:3: warning: missing terminating ' character
    6 | '''
      |   ^
a.cc:6:3: error: missing terminating ' character
a.cc:1:1: error: expected unqualified-id before '\x0'
    1 | '''input
      | ^~
Language: C++

#include <cstdio>
#include <iostream>
#include <string>
#include <algorithm>
#include <cstring>
#include <utility>
#include <vector>
#include <map>
#include <set>
#include <cmath>
#include <queue>
#include <bitset>
#include <stack>
#include <deque>
using namespace std;
typedef pair<int, int> pii;
typedef long long LL;

int main() {
    int N;
    scanf("%d", &N);
    vector<int> V;
    for (int i = 0; i < N; i++) {
        int tmp;
        scanf("%d", &tmp);
        V.push_back(tmp);
    }
    sort(V.begin(), V.end())
    if (N == 1) {
       if (V[0] % 2) puts("first");
       else puts("second");
    } else {
       int tmp = V[V.size() - 1] - V[V.size() - 2];
       int cur = V[V.size() - 2];
       if (cur == 1) puts("first");
       else puts("second");
    }
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:28:29: error: expected ';' before 'if'
   28 |     sort(V.begin(), V.end())
      |                             ^
      |                             ;
   29 |     if (N == 1) {
      |     ~~                       
a.cc:32:7: error: 'else' without a previous 'if'
   32 |     } else {
      |       ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;

int main() {
	int n;
	scanf("%d", &n);
	for (int i = 0; i < n; ++i) {
		int x;
		scanf("%d", &x);
		if (x & 1) {
			printf("first\n"); 
			return;
		}
	}
	printf("second\n");
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:25: error: return-statement with no value, in function returning 'int' [-fpermissive]
   12 |                         return;
      |                         ^~~~~~
Language: C++

let () =
  Scanf.scanf "%d" @@ fun n ->
  let idx =
    Array.init n (fun _ -> Scanf.scanf " %d" (fun x -> x mod 2))
    |> Array.fold_left (lor) 0
  in print_endline [|"second"; "first"|].(idx)


Compiler output:
a.cc:2:20: error: stray '@' in program
    2 |   Scanf.scanf "%d" @@ fun n ->
      |                    ^
a.cc:2:21: error: stray '@' in program
    2 |   Scanf.scanf "%d" @@ fun n ->
      |                     ^
a.cc:1:8: error: expected constructor, destructor, or type conversion before '=' token
    1 | let () =
      |        ^
a.cc:6:32: error: expected unqualified-id before string constant
    6 |   in print_endline [|"second"; "first"|].(idx)
      |                                ^~~~~~~