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

#include <bits/stdc++.h>
using ll = long long;
using namespace std;
#define rep(i,n) for(int i=0, i##_len=(int)(n); i<i##_len; i++)
#define reps(i,n) for(int i=1 , i##_len=(int)(n);i<=i##_len;i++)
#define rrep(i,n) for(int i=((int)(n)-1);i>=0;i--)
#define rreps(i,n) for(int i=((int)(n));i>0;i--)
#define repi(i,x) for(auto i=(x).begin(),i##_fin=(x).end();i!=i##_fin;i++)
#define all(x) (x).begin(), (x).end()
#define F first
#define S second
#define mp make_pair
#define pb push_back
#define solve(a) ((a)?"Yes":"No")
typedef vector<int> Vi;
typedef vector<Vi> VVi;
typedef pair<int , int> Pi;
typedef vector<Pi> VPi;
typedef vector<long long> V;
typedef vector<V> VV;
typedef pair<long long , long long> P;
typedef vector<P> VP;
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;}
const long long INFLL = 1LL<<60;
const int INF = 1<<30;
const double PI=acos(-1);
int main(){
	ll a,b,c;
	ll ans = 0;
	cin >>a>>b>>c;
	if (a % 2 and b % 2 and c % 2) {
		ans = min{a * b, b * c, c * a};
	} else {
		ans = 0LL;
	}
	cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:33:23: error: cannot resolve overloaded function 'min' based on conversion to type 'll' {aka 'long long int'}
   33 |                 ans = min{a * b, b * c, c * a};
      |                       ^~~
Language: C++

#include <bits/stdc++.h>
using ll = long long;
using namespace std;
#define rep(i,n) for(int i=0, i##_len=(int)(n); i<i##_len; i++)
#define reps(i,n) for(int i=1 , i##_len=(int)(n);i<=i##_len;i++)
#define rrep(i,n) for(int i=((int)(n)-1);i>=0;i--)
#define rreps(i,n) for(int i=((int)(n));i>0;i--)
#define repi(i,x) for(auto i=(x).begin(),i##_fin=(x).end();i!=i##_fin;i++)
#define all(x) (x).begin(), (x).end()
#define F first
#define S second
#define mp make_pair
#define pb push_back
#define solve(a) ((a)?"Yes":"No")
typedef vector<int> Vi;
typedef vector<Vi> VVi;
typedef pair<int , int> Pi;
typedef vector<Pi> VPi;
typedef vector<long long> V;
typedef vector<V> VV;
typedef pair<long long , long long> P;
typedef vector<P> VP;
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;}
const long long INFLL = 1LL<<60;
const int INF = 1<<30;
const double PI=acos(-1);
int main(){
	ll a,b,c;
	ll ans=0LL;
	cin >>a>>b>>c;
	if(a%2 or b%2 or c%2){ans=0LL;}else{

		ans=min(a*b,b*c,c*a);
	}
	cout<<ans<<endl;
}

Compiler output:
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h: In instantiation of 'constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare) [with _Tp = long long int; _Compare = long long int]':
a.cc:34:10:   required from here
   34 |                 ans=min(a*b,b*c,c*a);
      |                     ~~~^~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:284:17: error: '__comp' cannot be used as a function
  284 |       if (__comp(__b, __a))
      |           ~~~~~~^~~~~~~~~~
Language: C++

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

int main(){
  long long a,b,c;
  cin >> a >> b >> c;
  if( a % 2 == 0 || b % 2 == 0 || c % 2 == 0){
    cout << 0 << endl;
  }else{
    cout << min({a,b,c)} * (a+b+c-min({a,b,c})-max({a,b,c})) << endl;
                }
                }

Compiler output:
a.cc: In function 'int main()':
a.cc:10:23: error: expected '}' before ')' token
   10 |     cout << min({a,b,c)} * (a+b+c-min({a,b,c})-max({a,b,c})) << endl;
      |                 ~     ^
a.cc:10:24: error: expected ';' before '}' token
   10 |     cout << min({a,b,c)} * (a+b+c-min({a,b,c})-max({a,b,c})) << endl;
      |                        ^
      |                        ;
a.cc:10:26: error: invalid type argument of unary '*' (have 'long long int')
   10 |     cout << min({a,b,c)} * (a+b+c-min({a,b,c})-max({a,b,c})) << endl;
      |                          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
a.cc: At global scope:
a.cc:12:17: error: expected declaration before '}' token
   12 |                 }
      |                 ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define int long long
typedef pair<int,int> P;
int INF = 1e9+7;
int mod = 100000;
int dx[4] = {1, 0, -1, 0};
int dy[4] = {0, 1, 0, -1};
signed main() {
    int A,B,C;
    cin >> A >> B >> C;
    if(A%2 == 0 || B%2 == 0 || C%2 == 0) {
        cout << 0 << endl;
        return 0
    }
    cout << min({A*B,A*C,B*C}) << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:14:17: error: expected ';' before '}' token
   14 |         return 0
      |                 ^
      |                 ;
   15 |     }
      |     ~
Language: C++

// IOI 2021
#include <bits/stdc++.h>
using namespace std;
 
#define endl '\n'
#define ends ' '
#define die(x) return cout << x << endl, 0
#define all(v) v.begin(), v.end()
#define sz(x) (int)(x.size())
void debug_out() { cerr << endl; }
template <typename Head, typename... Tail>
void debug_out(Head H, Tail... T) { cerr << ends << H; debug_out(T...); }
#define debug(...) cerr << "{" << #__VA_ARGS__ << "}:", debug_out(__VA_ARGS__)
typedef long long ll;
typedef pair<int, int> pii;
const int INF = 1e9;
const ll MOD = 1e9 + 7;
 
////////////////////////////////////////////////////////////////////
 
const int N = 1e5 + 5;

int A[3];

int main() {
 
	ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
	mt19937 Rnd(time(0));
	
	bool e = 0;
	for (int i = 0; i < 3; i++) cin >> A[i], e |= (A[i] % 2 == 0);
	sort(A, A + n);
	if (e) die(0);
	cout << A[0] * A[1] << endl;

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:32:21: error: 'n' was not declared in this scope
   32 |         sort(A, A + n);
      |                     ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define _GLIBCXX_DEBUG
#define rep(i,n) for(int i = 0; i < (n); ++i)
#define ll long long
#define P pair<ll,ll>
#define all(v) (v).begin(),(v).end()

const ll mod = 1e9+7;
const ll INF = 1e18;
const double pi = acos(-1.0);

int main(void)
{
    ll a,b,c,ans; cin>>a>>b>>c;
    ll sum=a+b+c;
    ans = a*b*c-max({a,b,c})*(min({a,b,c}))*(sum-max({a,b,c}-min({a,b,c})));
    cout<<ans<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:61: error: expected ')' before '-' token
   17 |     ans = a*b*c-max({a,b,c})*(min({a,b,c}))*(sum-max({a,b,c}-min({a,b,c})));
      |                                                     ~       ^
      |                                                             )
Language: C++

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

int main(){
    vector<ll> a(3);
    rep(i,3) cin>>a[i];
    if(a[0]%2==0 ||a[1]%2==0 ||a[2]%2==0) cout<<0<<"\n";
    else{
        sort(a.begin(),a.end());
        cout<<a[0]*a[1]*(a[2]-a[2]/2)-a[0]*a[1]*(a[2]/2)<<"\n";
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:2: error: expected '}' at end of input
   14 | }
      |  ^
a.cc:6:11: note: to match this '{'
    6 | int main(){
      |           ^
Language: C++

#include <iostream>
#include <bits/stdc++.h>
#include <vector>
#include <algorithm>
#include <cctype>
#include <string>
#include <map>
#include <set>
#include <math.h>
#include <cmath>
#define ll long long

using namespace std;
using P = pair<int,int>;

int main(){

  int A, B, C, X, mn, md, mx;
  cin >> A >> B >> C;
  ll ans;


  if(A%2 != 0 && B%2 != 0 && C%2 != 0){
    X = max(A, B);
    mn = min(A, B);
    mx = max(X, C);
    md = min(X, C);
    ans = ll((mx/2+1)*md*mn) - ll((mx/2)*md*mn);
    cout << ans << endl;
  }else{
    cout << 0 << endl;
  }


  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:12: error: expected primary-expression before 'long'
   11 | #define ll long long
      |            ^~~~
a.cc:28:11: note: in expansion of macro 'll'
   28 |     ans = ll((mx/2+1)*md*mn) - ll((mx/2)*md*mn);
      |           ^~
Language: C++


#include<bits/stdc++.h>
 
using namespace std;
const int N=2000+10;
typedef long long ll;
const ll llf=(1ll<<63)-1;
ll dp[N][N],a[N];
int main()
{
    int n;
    ll x,ans=llf;
    scanf("%d%lld",&n,&x);
    for(int i=1;i<=n;i++)
    {
        scanf("%lld",&a[i]);
        dp[0][i]=a[i];
    }
    for(int i=1;i<=n-1;i++)
    {
        for(int j=1;j<=n;j++)
        {
            int ind=j-i;
            if(ind<=0)  ind=n+ind;
            dp[i][j]=min(dp[i-1][j],a[ind]);
        }
    }
    for(int i=0;i<=n-1;i++)
    {
        ll ant=0;
        for(int j=1;j<=n;j++)
            ant+=dp[i][j];
        ans=min(ans,ant+i*x);
       // cout<<ans<<endl;
    }

Compiler output:
a.cc:7:23: warning: integer overflow in expression of type 'long long int' results in '9223372036854775807' [-Woverflow]
    7 | const ll llf=(1ll<<63)-1;
      |              ~~~~~~~~~^~
a.cc: In function 'int main()':
a.cc:35:6: error: expected '}' at end of input
   35 |     }
      |      ^
a.cc:10:1: note: to match this '{'
   10 | {
      | ^
Language: C++

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

int A;
int B;
int C;

int main(){
  cin >> A >> B >> C;
  if(A % 2 == 0 || B % 2 == 0 || C % 2 == 0){
    cout << "0";
  }
  else{
    cout << min(A * B, B * C, C * A);
  }
}

Compiler output:
In file included from /usr/include/c++/14/string:51,
                 from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h: In instantiation of 'constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare) [with _Tp = int; _Compare = int]':
a.cc:15:16:   required from here
   15 |     cout << min(A * B, B * C, C * A);
      |             ~~~^~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:284:17: error: '__comp' cannot be used as a function
  284 |       if (__comp(__b, __a))
      |           ~~~~~~^~~~~~~~~~
Language: Java

import java.util.*;
class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
        int[] side = new int[3];
        for(int i = 0;i<side.length;i++) side[i] = sc.nextInt();
        if(side[0]%2==0||side[1]%2==0||side[2]%2==0){
            System.out.println(0);
        } else {
            long tmp = Math.min(side[1]*side[2],side[2]*side[0]);
            long tmp2 = side[0]*side[1]l;
            System.out.println(Math.min(tmp2,tmp));
        }
    }
}


Compiler output:
Main.java:11: error: ';' expected
            long tmp2 = side[0]*side[1]l;
                                       ^
1 error
Language: C++

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

int main() {
  int a,b,c;
  cin >> a >> b >> c;
  
  if(a%2 * b%2 * c%2 == 0) cout << 0 << endl;
  else cout << min(a*b,b*c,c*a) << endl;
  
	return 0;
}


Compiler output:
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h: In instantiation of 'constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare) [with _Tp = int; _Compare = int]':
a.cc:10:19:   required from here
   10 |   else cout << min(a*b,b*c,c*a) << endl;
      |                ~~~^~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:284:17: error: '__comp' cannot be used as a function
  284 |       if (__comp(__b, __a))
      |           ~~~~~~^~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define int long long
signed main() {
    int A,B,C;
    cin >> A >> B >> C;
    if(A%2 == 0 || B%2 == 0 || C%2 == 0) {
        cout << 0 << endl;
    }
    else {
        cout << min(A*B,A*C,B*C) << endl;
    }
}

Compiler output:
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h: In instantiation of 'constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare) [with _Tp = long long int; _Compare = long long int]':
a.cc:11:20:   required from here
   11 |         cout << min(A*B,A*C,B*C) << endl;
      |                 ~~~^~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:284:17: error: '__comp' cannot be used as a function
  284 |       if (__comp(__b, __a))
      |           ~~~~~~^~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
using ll = long long;
using ld = long double;
#define FOR(i, m, n) for (int i = (m); i < (n); i++)
#define FORR(i, m, n) for (int i = (m); i >= (n); i--)
#define REP(i, n) FOR(i, 0, (n))
#define REPR(i, n) FORR(i, (n) - 1, 0)
#define REP1(i, n) FOR(i, 1, (n) + 1)
#define REPS(c, s) for (char c : s)
#define ALL(c) (c).begin(), (c).end()
#define SORT(c) sort(ALL(c))
#define REV(c) reverse(ALL(c))
#define sz(v) (int)v.size()
#define endl '\n';
template<class T> inline bool chmin(T& a, T b) {if (a > b) {a = b; return true;} return false;}
template<class T> inline bool chmax(T& a, T b) {if (a < b) {a = b; return true;} return false;}
const int MOD = 1000000007;
const int INF = 1000000001;
const ll LINF = 1000000001000000001LL;
 
void solve();
 
int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout << fixed << setprecision(numeric_limits<double>::max_digits10);
    solve();
    return 0;
}

void solve() {
    ll a, b, c;
    cin >> a >> b >> c;
    if (a % 2 == 0 or b % 2 == 0 or c % 2 == 0) {
        cout << 0 << endl;
        return;
    }

    auto f = [&](int x, int y, int z) {return (x / 2 + 1) * y * z - x / 2 * y * z;};

    ll mn = INF;
    chmin(mn, f(a, b, c));
    chmin(mn, f(b, a, c));
    chmin(mn, f(c, b, a));
    cout << mn << endl;
}



Compiler output:
a.cc: In function 'void solve()':
a.cc:44:10: error: no matching function for call to 'chmin(ll&, int)'
   44 |     chmin(mn, f(a, b, c));
      |     ~~~~~^~~~~~~~~~~~~~~~
a.cc:17:31: note: candidate: 'template<class T> bool chmin(T&, T)'
   17 | template<class T> inline bool chmin(T& a, T b) {if (a > b) {a = b; return true;} return false;}
      |                               ^~~~~
a.cc:17:31: note:   template argument deduction/substitution failed:
a.cc:44:10: note:   deduced conflicting types for parameter 'T' ('long long int' and 'int')
   44 |     chmin(mn, f(a, b, c));
      |     ~~~~~^~~~~~~~~~~~~~~~
a.cc:45:10: error: no matching function for call to 'chmin(ll&, int)'
   45 |     chmin(mn, f(b, a, c));
      |     ~~~~~^~~~~~~~~~~~~~~~
a.cc:17:31: note: candidate: 'template<class T> bool chmin(T&, T)'
   17 | template<class T> inline bool chmin(T& a, T b) {if (a > b) {a = b; return true;} return false;}
      |                               ^~~~~
a.cc:17:31: note:   template argument deduction/substitution failed:
a.cc:45:10: note:   deduced conflicting types for parameter 'T' ('long long int' and 'int')
   45 |     chmin(mn, f(b, a, c));
      |     ~~~~~^~~~~~~~~~~~~~~~
a.cc:46:10: error: no matching function for call to 'chmin(ll&, int)'
   46 |     chmin(mn, f(c, b, a));
      |     ~~~~~^~~~~~~~~~~~~~~~
a.cc:17:31: note: candidate: 'template<class T> bool chmin(T&, T)'
   17 | template<class T> inline bool chmin(T& a, T b) {if (a > b) {a = b; return true;} return false;}
      |                               ^~~~~
a.cc:17:31: note:   template argument deduction/substitution failed:
a.cc:46:10: note:   deduced conflicting types for parameter 'T' ('long long int' and 'int')
   46 |     chmin(mn, f(c, b, a));
      |     ~~~~~^~~~~~~~~~~~~~~~
Language: C++

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

int main(){
  ll a,b,c;
  cin >> a >> b >> c;
  
 
  
  if(a%2==0||b%2==0||c%2==0){
    cout << 0 << endl;
  }
  else{
    cout << min(a*b,min(b*c,c*a)) << endl;
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:5:3: error: 'll' was not declared in this scope
    5 |   ll a,b,c;
      |   ^~
a.cc:6:10: error: 'a' was not declared in this scope
    6 |   cin >> a >> b >> c;
      |          ^
a.cc:6:15: error: 'b' was not declared in this scope
    6 |   cin >> a >> b >> c;
      |               ^
a.cc:6:20: error: 'c' was not declared in this scope
    6 |   cin >> a >> b >> c;
      |                    ^
Language: C++

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

int main(){
  int a,b,c;
  cin >> a >> b >> c;
  
  int d=max(a,max(b,c));
  int e=min(a,min(b,c));
  int f=a+b+c-d-e;
  
  if(d%2==0){
    cout << 0 << endl;
  }
  else{
    cout << e*f << endl;
  }a
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:5: error: expected ';' before '}' token
   17 |   }a
      |     ^
      |     ;
   18 | }
      | ~
Language: C++

#include <iostream>
#include <vector>
#include <cstdlib>
using namespace std;
int main() {
    long long a[3];
    cin>>a[0]>>a[1]>>a[2];
    int counter=0;
    sort(a,a+3);
    for(int i=0; i<3;i++){
    if(a[i]%2==0){
    counter++;}}
    if(counter>0)
    cout<<0<<endl;
    else
    cout<<a[0]*a[1]<<endl;
}
    


Compiler output:
a.cc: In function 'int main()':
a.cc:9:5: error: 'sort' was not declared in this scope; did you mean 'short'?
    9 |     sort(a,a+3);
      |     ^~~~
      |     short
Language: C++

#include <iostream>
#include <vector>
#include <cstdlib>
using namespace std;
int main() {
    long long a[3];
    cin>>a[0]>>a[1]>>a[2];
    int counter1=0;
    int counter2=0;
    int answer=0;
    int a=0;
    sort(a,a+3);
    for(int i=0; i<3;i++){
    if(a[i]%2==0){
    counter++;}}
    if(counter>0)
    cout<<0<<endl;
    else
    cout<<a[0]*a[1]<<endl;
}
    


Compiler output:
a.cc: In function 'int main()':
a.cc:11:9: error: conflicting declaration 'int a'
   11 |     int a=0;
      |         ^
a.cc:6:15: note: previous declaration as 'long long int a [3]'
    6 |     long long a[3];
      |               ^
a.cc:12:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   12 |     sort(a,a+3);
      |     ^~~~
      |     short
a.cc:15:5: error: 'counter' was not declared in this scope; did you mean 'counter2'?
   15 |     counter++;}}
      |     ^~~~~~~
      |     counter2
a.cc:16:8: error: 'counter' was not declared in this scope; did you mean 'counter2'?
   16 |     if(counter>0)
      |        ^~~~~~~
      |        counter2
Language: C++

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

int main(){
  int A, B, C;
  cin >> A >> B >> C;
  
  x=abs(ceil((double)A/2)*B*C-floor((double)A/2)*B*C);
  y=abs(ceil((double)B/2)*A*C-floor((double)B/2)*A*C);
  z=abs(ceil((double)C/2)*B*A-floor((double)C/2)*B*A);
  cout << min(min(x,y),z) <<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:3: error: 'x' was not declared in this scope
    8 |   x=abs(ceil((double)A/2)*B*C-floor((double)A/2)*B*C);
      |   ^
a.cc:9:3: error: 'y' was not declared in this scope
    9 |   y=abs(ceil((double)B/2)*A*C-floor((double)B/2)*A*C);
      |   ^
a.cc:10:3: error: 'z' was not declared in this scope
   10 |   z=abs(ceil((double)C/2)*B*A-floor((double)C/2)*B*A);
      |   ^
Language: C++

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

int main() {
   
    int N, M, X;
    cin >> N >> M >> X;
   int a[3];
  
  a[0] = N;
  a[1] = M;
  a[2] = X;
  
  sort(a,a+3);
  
   if(N%2 == 0 || M%2 == 0 || X%2 == 0){
     cout << "0" << endl;
   }
  
  else{
    cout << a[0]*a[1] << endl;
  }
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:3: error: 'sort' was not declared in this scope; did you mean 'short'?
   15 |   sort(a,a+3);
      |   ^~~~
      |   short
Language: C++

#include <stdio.h>
#include <stdlib.h>
#include <string>
#include <iostream>
#include <vector>
using namespace std;


int main(){
    
    vector<int> hen;
    
    int x;
    for (int i = 0; i < 3; i++) {
        cin >> x;
        hen.push_back(x);
    }
    for (auto j: hen) {
        if (j % 2 == 0) {
            cout << "0" << endl;
            return 0;
        }
    }
    
    sort(hen.begin(), hen.end());
    cout << hen.at(0) * hen.at(1) << endl;
    
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   25 |     sort(hen.begin(), hen.end());
      |     ^~~~
      |     short
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main() {
  int a, b, c;
  cin >> a >> b >> c;
  if(a%2==1 && b%2==1 && c%2==1){
    ans = min (a*b, b*c);
    ans = min (ans, c*a);
    cout << ans << endl;
  }
  else cout << 0 << endl;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:7:5: error: 'ans' was not declared in this scope; did you mean 'abs'?
    7 |     ans = min (a*b, b*c);
      |     ^~~
      |     abs
Language: C++

#define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
 
typedef long long ll;
 
using namespace std; 
 
#define REP(inc, bgn, end) for (int inc = bgn; inc < end; inc++)

int main() {
    int a, b, c;
    cin >> a >> b >> c;
    if (a % 2 == 0 || b % 2 == 0 || c % 2 == 0) {
        cout << 0 << endl;
        exit(0);
    }
    
    cout << min(a * b, b * c, c * a) << endl;
}

Compiler output:
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:2:
/usr/include/c++/14/bits/stl_algobase.h: In instantiation of 'constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare) [with _Tp = int; _Compare = int]':
a.cc:18:16:   required from here
   18 |     cout << min(a * b, b * c, c * a) << endl;
      |             ~~~^~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:284:17: error: '__comp' cannot be used as a function
  284 |       if (__comp(__b, __a))
      |           ~~~~~~^~~~~~~~~~
Language: C++

#include <iostream>
int main()
{
	//若有边长为偶数，结果为0；
	//皆为奇数，结果为两短边之积乘1。 
	int a,b,c,max;
	cin>>a>>b>>c;
	if(a%2==0||b%2==0||c%2==0) cout<<"0";
	else {
		max=a;
		if(b>a) max=b;
		if(c>b) max=c;
		if(max==a) cout<<b*c;
		else if(max==b) cout<<a*c;
		else if(max==c) cout<<a*b;
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:9: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    7 |         cin>>a>>b>>c;
      |         ^~~
      |         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:8:36: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    8 |         if(a%2==0||b%2==0||c%2==0) cout<<"0";
      |                                    ^~~~
      |                                    std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:13:28: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   13 |                 if(max==a) cout<<b*c;
      |                            ^~~~
      |                            std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:14:33: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   14 |                 else if(max==b) cout<<a*c;
      |                                 ^~~~
      |                                 std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:15:33: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   15 |                 else if(max==c) cout<<a*b;
      |                                 ^~~~
      |                                 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>
#include<math.h>
#include<algorithm>
using namespace std;
int main()
{
	long long a, b, c;
	cin >> a >> b >> c;
	if (a % 2 == 0 || b % 2 == 0 || c % 2 == 0)cout << 0 << endl;
	else
	{
		int d = max(a, max(b, c));
		if (d == a)cout << b * c << endl;
		else if (d == b)cout << a * c << endl;
		else if (d == c)cout << b * a << endl;
	}
	return 0;
}


Compiler output:
main.c:1:9: fatal error: iostream: No such file or directory
    1 | #include<iostream>
      |         ^~~~~~~~~~
compilation terminated.
Language: C

#include<iostream>
#include<algorithm>
using namespace std;
int main(){
	long long a[3];
	cin>>a[0]>>a[1]>>a[2];
	sort(a,a+3);
	if(a[2]%2==0){
		cout<<"0"<<endl;
	}
	else{
		cout<<a[1]*a[2]<<endl;
	}
	return 0;
}

Compiler output:
main.c:1:9: fatal error: iostream: No such file or directory
    1 | #include<iostream>
      |         ^~~~~~~~~~
compilation terminated.
Language: C

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

int main(){
	long long a, b, c, jShu = 0x3f3f3f3f3f3f3f3f;
	cin >> a >> b >> c;
	if(a%2 && b*c < jShu) jShu = b*c;
	if(!(a%2)) jShu = 0;
	
	if(b%2 && a*c < jShu) jShu = a*c;
	if(!(b%2)) jShu = 0;
	
	if(c%2 && a*b < jShu) jShu = a*b;
	if(!(c%2)) jShu = 0;
	
	cout << jShu << endl;
}

Compiler output:
main.c:1:9: fatal error: iostream: No such file or directory
    1 | #include<iostream>
      |         ^~~~~~~~~~
compilation terminated.
Language: C++

#include<iostream>
#include<alogrithm>

using namespace std;

int main(){
	int a[3];
	cin>>a[0]>>a[1]>>a[2];
	sort(a,a+3);
	if(a[2]%2==0){
		cout<<0<<endl;
	}else{
		cout<<a[0]*a[1]<<endl;
	}
	
	return 0;
}

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

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

int main(){
    int a,b,c;
  	cin>.a>>b>>c;
    if(a%2==1 && b%2==1 && c%2==1) {
        cout<<min(a*b,min(b*c,c*a));
    }
    else cout<<0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:13: error: expected primary-expression before '.' token
    7 |         cin>.a>>b>>c;
      |             ^
Language: C++

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

int main() {
    long long A, B, C;
    cin >> A >> B >> C;
    if (A%2==0 || B%2==0 || C%2==0) {
        cout << 0 << endl;
    } else {
        cout << min(A*B, B*C, C*A) << endl;
    }
}

Compiler output:
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h: In instantiation of 'constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare) [with _Tp = long long int; _Compare = long long int]':
a.cc:10:20:   required from here
   10 |         cout << min(A*B, B*C, C*A) << endl;
      |                 ~~~^~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:284:17: error: '__comp' cannot be used as a function
  284 |       if (__comp(__b, __a))
      |           ~~~~~~^~~~~~~~~~
Language: C++

#include<iostream>
using namespace std;
int main(){
  long a,b,c;cin>>a>>b>>c;
  if(a%2==b%2==c%2==0)cout<<0<<endl;
  else cout<<min({a*b,b*c,c*a});
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:17: error: no matching function for call to 'min(<brace-enclosed initializer list>)'
    6 |   else cout<<min({a*b,b*c,c*a});
      |              ~~~^~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/string:51,
                 from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   candidate expects 2 arguments, 1 provided
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 1 provided
Language: C++

#include <bits/stdc++.h>
#define int long long
#define pb push_back
#define l first
#define r second

using namespace std;

const int maxn = 2e5 + 1;

signed main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    int a, b, c;
    cin >> a >> b >> c;
    if (a % 2 == 0 || b % 2 == 0 || c % 2 == 0)
        cout << 0;
    else
        cout << min(a * b, b * c, a * c);
    return 0;
}


Compiler output:
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h: In instantiation of 'constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare) [with _Tp = long long int; _Compare = long long int]':
a.cc:19:20:   required from here
   19 |         cout << min(a * b, b * c, a * c);
      |                 ~~~^~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:284:17: error: '__comp' cannot be used as a function
  284 |       if (__comp(__b, __a))
      |           ~~~~~~^~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main(){ 
long long int a , b , c; cin >> a >> b >> c;
if( a % 2 == 0 || b % 2 == 0 || c % 2 == 0 ) { cout << 0 << endl; return 0; }
int min=1000000000;
int diff = ( a - a / 2 ) * b * c - a / 2 * b * c;
if( min > diff ) min = diff;
diff = a * ( b - b / 2 ) * c - a * ( b / 2 ) * c;
if( min > diff ) min = diff;
diff = a * b * ( c - c / 2  ) - a * b * ( c / 2 );
if( min > diff ) min = diff;
cout << min << endl;

Compiler output:
a.cc: In function 'int main()':
a.cc:13:21: error: expected '}' at end of input
   13 | cout << min << endl;
      |                     ^
a.cc:3:11: note: to match this '{'
    3 | int main(){
      |           ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main(){	
	int a , b , c; cin >> a >> b >> c;
	if( a % 2 == 0 || b % 2 == 0 || c % 2 == 0 ) { cout << 0 << endl; return 0; }
	int min=2000000000;
	int block;
	int block = a / 2 * b * c;
	int diff;
	int diff = ( a / 2 + 1) * b * c - block;
	if( min > diff ) min = diff;
	block = a * b / 2 * c;
	diff = a * ( b / 2 + 1 ) * c - block;
	if( min > diff ) min = diff;
	block = a * b * c / 2;
	diff = a * b * ( c / 2 + 1) - block;
	if( min > diff ) min = diff;
	cout << min << endl;
} 

Compiler output:
a.cc: In function 'int main()':
a.cc:9:13: error: redeclaration of 'int block'
    9 |         int block = a / 2 * b * c;
      |             ^~~~~
a.cc:8:13: note: 'int block' previously declared here
    8 |         int block;
      |             ^~~~~
a.cc:11:13: error: redeclaration of 'int diff'
   11 |         int diff = ( a / 2 + 1) * b * c - block;
      |             ^~~~
a.cc:10:13: note: 'int diff' previously declared here
   10 |         int diff;
      |             ^~~~
Language: C++

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

int main(){
  long long int a,b,c;
  cin>>a>>b>>c;
  
  long long int ab,abc,ans;
  ab=a*b;
  abc=a*b*c;
  ans=abc-(ab*(c/2)*2);
  
  cout<<ans<<endl;

  return 0;



Compiler output:
a.cc: In function 'int main()':
a.cc:15:12: error: expected '}' at end of input
   15 |   return 0;
      |            ^
a.cc:4:11: note: to match this '{'
    4 | int main(){
      |           ^
Language: C++

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

int main() {
  int64_t a, b, c;
  cin >> a >> b >> c;
  if(a % 2 == 1 && b % 2 == 1 && c % 2 == 1){
    vector<int64_t> v;
    v.push_back(a); v.push_back(b); v.push_back(c);
    sort(v.begin(), b.end());
    cout << v[0] * v[1] << endl;
  }
  else cout << 0 << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:23: error: request for member 'end' in 'b', which is of non-class type 'int64_t' {aka 'long int'}
   12 |     sort(v.begin(), b.end());
      |                       ^~~
Language: C++

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

int main() {
  int64_t a, b, c;
  cin >> a >> b >> c;
  if(a % 2 == 1 && b % 2 == 1 && c % 2 == 1){
    vector<int64_t> v = {a, b, c};
    sort(v.begin(), b.end());
    cout << v[0] * v[1] << endl;
  }
  else cout << 0 << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:23: error: request for member 'end' in 'b', which is of non-class type 'int64_t' {aka 'long int'}
   11 |     sort(v.begin(), b.end());
      |                       ^~~
Language: C++

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

int main()
{
    array<long, 3> Edge; //3辺を入れる配列

    long result = 0;
    bool odd = true;

    cin >> Edge[0] >> Edge[1] >> Edge[2]; //配列に入力

    //配列のサイズ分forして、偶数があったらoddにfalseを入れる。
    for (int i : Edge)
    {
        if (i % 2 == 0)
        {
            odd = false;
        }
    }

    //奇数だったら、小さい順にソートして上から1,2の積を変数に代入
    if (odd)
    {
        // sort(Edge.begin(), Edge.end());
        result = min({Edge[0] * Edge[1], Edge[1] * Edge[2], Edge[2] * Edge[0]});
    }

    //出力。偶数の場合は、宣言する際に0を代入しているのでそのままで良い
    cout << result << endl;
    return 0;

Compiler output:
a.cc: In function 'int main()':
a.cc:31:14: error: expected '}' at end of input
   31 |     return 0;
      |              ^
a.cc:5:1: note: to match this '{'
    5 | {
      | ^
Language: C++

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

int main()
{
    const int n = 3;
    int result = 0;
    array<int, n> Edge;
    cin >> Edge[0] >> Edge[1] >> Edge[2];

    bool result = true;
    for (int i = 0; i < n; i++)
    {
        if (Edge[i] % 2 == 0)
        {
            result = false;
        }
    }

    if (result)
    {
        sort(Edge.begin(), Edge.end());
        result = Edge[0] * Edge[1];
    }
    else
    {
        result = 0;
    }

    cout << result << endl;

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:10: error: conflicting declaration 'bool result'
   11 |     bool result = true;
      |          ^~~~~~
a.cc:7:9: note: previous declaration as 'int result'
    7 |     int result = 0;
      |         ^~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
using Int = long long;
#define PUTS(x) cout << (x) << endl;
vector<Int> IntsIn(int n) {
    auto v = vector<Int>(0);
    for (int i = 0; i < n; i++) {
        Int a;
        cin >> a;
        v.push_back(a);
    }
    return v;
}

int main() {
    auto v = IntsIn(3);
    auto ans = 0;
    if (v[0] * v[1] * v[2] % 2 != 0) {
        ans = Min(v[0] * v[1], v[1] * v[2], v[2] * v[0]);
    }
    PUTS(ans);
}


Compiler output:
a.cc: In function 'int main()':
a.cc:19:15: error: 'Min' was not declared in this scope; did you mean 'sin'?
   19 |         ans = Min(v[0] * v[1], v[1] * v[2], v[2] * v[0]);
      |               ^~~
      |               sin
Language: C++

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

int main(){
  long long a,b,c;
  cin >> a >> b >> c;
  if(a%2==0 || b%2==0 || c%2==0)cout << 0 << endl;
  else {
    ll mid = a+b+c-max({a,b,c})-min({a,b,c});
    cout << min({a,b,c}) * mid << endl;
  }
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:5: error: 'll' was not declared in this scope
   10 |     ll mid = a+b+c-max({a,b,c})-min({a,b,c});
      |     ^~
a.cc:10:31: error: expected primary-expression before ')' token
   10 |     ll mid = a+b+c-max({a,b,c})-min({a,b,c});
      |                               ^
a.cc:10:44: error: expected primary-expression before ')' token
   10 |     ll mid = a+b+c-max({a,b,c})-min({a,b,c});
      |                                            ^
a.cc:11:28: error: 'mid' was not declared in this scope
   11 |     cout << min({a,b,c}) * mid << endl;
      |                            ^~~
Language: C++

#include <bits/stdc++.h>
using namesace std;
int main(){
	long long arr[3];
  cin>>arr[0]>>arr[1]>>arr[2];
  
  sort(arr,arr+3);
  if( (arr[0]&1) && (arr[1]&1) && (arr[2]&1)){
  	cout<<arr[0]*arr[1]<<endl;
  
  }
  else cout<<"0\n";
  return 0;


}


Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'namesace'
    2 | using namesace std;
      |       ^~~~~~~~
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>>arr[0]>>arr[1]>>arr[2];
      |   ^~~
      |   std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146,
                 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:7:3: error: 'sort' was not declared in this scope; did you mean 'std::sort'?
    7 |   sort(arr,arr+3);
      |   ^~~~
      |   std::sort
In file included from /usr/include/c++/14/algorithm:86,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/pstl/glue_algorithm_defs.h:296:1: note: 'std::sort' declared here
  296 | sort(_ExecutionPolicy&& __exec, _RandomAccessIterator __first, _RandomAccessIterator __last);
      | ^~~~
a.cc:9:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    9 |         cout<<arr[0]*arr[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:9:30: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    9 |         cout<<arr[0]*arr[1]<<endl;
      |                              ^~~~
      |                              std::endl
In file included from /usr/include/c++/14/istream:41,
                 from /usr/include/c++/14/sstream:40,
                 from /usr/include/c++/14/complex:45,
                 from /usr/include/c++/14/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
a.cc:12:8: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   12 |   else cout<<"0\n";
      |        ^~~~
      |        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 <bits/stdc++.h>
using namesace std;
int main(){
	int arr[3];
  cin>>arr[0]>>arr[1]>>arr[2];
  
  sort(arr,arr+3);
  if( (arr[0]&1) && (arr[1]&1) && (arr[2]&1)){
  	cout<<arr[0]*arr[1]<<endl;
  
  }
  else cout<<"0\n";
  return 0;


}

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'namesace'
    2 | using namesace std;
      |       ^~~~~~~~
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>>arr[0]>>arr[1]>>arr[2];
      |   ^~~
      |   std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146,
                 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:7:3: error: 'sort' was not declared in this scope; did you mean 'std::sort'?
    7 |   sort(arr,arr+3);
      |   ^~~~
      |   std::sort
In file included from /usr/include/c++/14/algorithm:86,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51:
/usr/include/c++/14/pstl/glue_algorithm_defs.h:296:1: note: 'std::sort' declared here
  296 | sort(_ExecutionPolicy&& __exec, _RandomAccessIterator __first, _RandomAccessIterator __last);
      | ^~~~
a.cc:9:9: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
    9 |         cout<<arr[0]*arr[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:9:30: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
    9 |         cout<<arr[0]*arr[1]<<endl;
      |                              ^~~~
      |                              std::endl
In file included from /usr/include/c++/14/istream:41,
                 from /usr/include/c++/14/sstream:40,
                 from /usr/include/c++/14/complex:45,
                 from /usr/include/c++/14/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
a.cc:12:8: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   12 |   else cout<<"0\n";
      |        ^~~~
      |        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 <bits/stdc++.h>
using namespace std;

int main () {
  int A, B, C;
  int A = 2, B =2, C=4;
  
  cout << A*B*C-A*A*A-B*B*B << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:7: error: redeclaration of 'int A'
    6 |   int A = 2, B =2, C=4;
      |       ^
a.cc:5:7: note: 'int A' previously declared here
    5 |   int A, B, C;
      |       ^
a.cc:6:14: error: redeclaration of 'int B'
    6 |   int A = 2, B =2, C=4;
      |              ^
a.cc:5:10: note: 'int B' previously declared here
    5 |   int A, B, C;
      |          ^
a.cc:6:20: error: redeclaration of 'int C'
    6 |   int A = 2, B =2, C=4;
      |                    ^
a.cc:5:13: note: 'int C' previously declared here
    5 |   int A, B, C;
      |             ^
Language: C++

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

int main () {
  int = A, B, C;
  cin >> A >> B >> C;
  
  cout << A*B*C-A*A*A-B*B*B << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:7: error: expected unqualified-id before '=' token
    5 |   int = A, B, C;
      |       ^
a.cc:6:10: error: 'A' was not declared in this scope
    6 |   cin >> A >> B >> C;
      |          ^
a.cc:6:15: error: 'B' was not declared in this scope
    6 |   cin >> A >> B >> C;
      |               ^
a.cc:6:20: error: 'C' was not declared in this scope
    6 |   cin >> A >> B >> C;
      |                    ^
Language: C++

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

int main () {
  int = A, B, C;
  cin >> A, B, C;
  
  cout << A*B*C-A*A*A-B*B*B << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:5:7: error: expected unqualified-id before '=' token
    5 |   int = A, B, C;
      |       ^
a.cc:6:10: error: 'A' was not declared in this scope
    6 |   cin >> A, B, C;
      |          ^
a.cc:6:13: error: 'B' was not declared in this scope
    6 |   cin >> A, B, C;
      |             ^
a.cc:6:16: error: 'C' was not declared in this scope
    6 |   cin >> A, B, C;
      |                ^
Language: C++

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

#define int long long

int ans(int l,int b,int h){
    if (l%2==0 || b%2==0 || h%2==0){
        return(0);
    }
    if(l%2==1 & b%2==1 & h%2==1){
        int multi[3];
        int lb = l*b;
        int bh = b*h;
        int lh = l*h;
        multi[0] = lb;
        multi[1] = bh;
        multi[2] = lh;
        int k = sizeof(multi)/sizeof(multi[0]);
        sort(multi, multi+k);
        return(multi[0]);
    }
}

int main(){
    int a,b,c;
    cin >> a;
    cin >> b;
    cin >> c;
    cout << ans(a,b,c);
}

Compiler output:
cc1plus: error: '::main' must return 'int'
a.cc: In function 'long long int ans(long long int, long long int, long long int)':
a.cc:22:1: warning: control reaches end of non-void function [-Wreturn-type]
   22 | }
      | ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define int long long
int ans(int l,int b,int h){
    if (l%2==0 || b%2==0 || h%2==0){
        return(0);
    }
    if(l%2==1 & b%2==1 & h%2==1){
        int multi[3];
        int lb = l*b;
        int bh = b*h;
        int lh = l*h;
        multi[0] = lb;
        multi[1] = bh;
        multi[2] = lh;
        int k = sizeof(multi)/sizeof(multi[0]);
        sort(multi, multi+k);
        return(multi[0]);
    }
}

int main(){
    int a,b,c;
    cin >> a;
    cin >> b;
    cin >> c;
    cout << ans(a,b,c);
}

Compiler output:
cc1plus: error: '::main' must return 'int'
a.cc: In function 'long long int ans(long long int, long long int, long long int)':
a.cc:20:1: warning: control reaches end of non-void function [-Wreturn-type]
   20 | }
      | ^
Language: C++

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

#define int long long

int ans(int l,int b,int h){
    if (l%2==0 || b%2==0 || h%2==0){
        return(0);
    }
    if(l%2==1 & b%2==1 & h%2==1){
        int multi[3];
        int lb = l*b;
        int bh = b*h;
        int lh = l*h;
        multi[0] = lb;
        multi[1] = bh;
        multi[2] = lh;
        sort(multi, multi+k);
        return(multi[0]);
    }
}

signed main(){
    int a,b,c;
    cin >> a;
    cin >> b;
    cin >> c;
    cout << ans(a,b,c);
}

Compiler output:
a.cc: In function 'long long int ans(long long int, long long int, long long int)':
a.cc:18:27: error: 'k' was not declared in this scope
   18 |         sort(multi, multi+k);
      |                           ^
a.cc:21:1: warning: control reaches end of non-void function [-Wreturn-type]
   21 | }
      | ^
Language: Java

import java.util.*;

public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int A = sc.nextInt();
    int B = sc.nextInt();
    int C = sc.nextInt();
    
    if (A%2 == 0 || B%2 == 0 || C%2 ==0) {
      System.out.println(0);
      return;
    }
    System.out.println(Math.min(Math.min((long) A*B, (long) B*C, (long) C*A)));
  }
}

Compiler output:
Main.java:14: error: no suitable method found for min(long,long,long)
    System.out.println(Math.min(Math.min((long) A*B, (long) B*C, (long) C*A)));
                                    ^
    method Math.min(int,int) is not applicable
      (actual and formal argument lists differ in length)
    method Math.min(long,long) is not applicable
      (actual and formal argument lists differ in length)
    method Math.min(float,float) is not applicable
      (actual and formal argument lists differ in length)
    method Math.min(double,double) is not applicable
      (actual and formal argument lists differ in length)
1 error
Language: C++

#include <bits/stdc++.h>
#include <algorithm>
using namespace std;
int main() {
 long long int a,b,c;
      
  cin >> a>>b>>c;
  
  long long int d =(a%2)*(b%2)*(c%2)*min(a*b,c*b,a*c);

  
  cout << d << endl;
}


Compiler output:
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h: In instantiation of 'constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare) [with _Tp = long long int; _Compare = long long int]':
a.cc:9:41:   required from here
    9 |   long long int d =(a%2)*(b%2)*(c%2)*min(a*b,c*b,a*c);
      |                                      ~~~^~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:284:17: error: '__comp' cannot be used as a function
  284 |       if (__comp(__b, __a))
      |           ~~~~~~^~~~~~~~~~