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

#include "bits/stdc++.h"
using namespace std;
using ll = long long;
using pii = pair<int, int>;
using pll = pair<ll, ll>;
using vi = vector<int>;
using vl = vector<ll>;
using vvi = vector<vi>;
using vvl = vector<vl>;
const int INF = 1 << 28;
const ll MOD = 1000000007;
template <class T>
bool chmax(T &a, const T &b) {
    return (a < b) ? (a = b, 1) : 0;
}
template <class T>
bool chmin(T &a, const T &b) {
    return (b < a) ? (a = b, 1) : 0;
}

int main() {
    ll n;
    cin >> n;
    set<ll> facs = factors(n);
    ll ret = 10;
    for (ll i = 1; i * i <= n; ++i) {
        if (n % i == 0) {
            ll a = 0;
            ll b = 0;
            ll ii = i;
            ll ni = n / i;
            while (ii != 0) {
                a++;
                ii /= 10;
            }
            while (ni != 0) {
                b++;
                ni /= 10;
            }
            ll maxab = max(a, b);
            chmin(ret, maxab);
        }
    }
    cout << ret << "\n";
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:20: error: 'factors' was not declared in this scope; did you mean 'facs'?
   24 |     set<ll> facs = factors(n);
      |                    ^~~~~~~
      |                    facs
Language: C++

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

int main() {
  long long int N;
  cin>>N;
  int ans=15;
  
  for(long long int i=1; i*i<=N; i++) {
    if(N%i==0) {
      string y;
      y=to_string(N/i);
      ans=min(ans, y.size());
    }
  }
  cout<<ans;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:14: error: no matching function for call to 'min(int&, std::__cxx11::basic_string<char>::size_type)'
   13 |       ans=min(ans, y.size());
      |           ~~~^~~~~~~~~~~~~~~
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: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:   template argument deduction/substitution failed:
a.cc:13:14: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'})
   13 |       ans=min(ans, y.size());
      |           ~~~^~~~~~~~~~~~~~~
/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, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:13:14: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   13 |       ans=min(ans, y.size());
      |           ~~~^~~~~~~~~~~~~~~
Language: C++

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

int main() {
  long long int N;
  cin>>N;
  int ans=15;
  
  for(long long int i=1; i*i<=N; i++) {
    if(N%i==0) {
      long long int y=N/i;
      ans=min(ans, y.size())
    }
  }
  cout<<ans;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:22: error: request for member 'size' in 'y', which is of non-class type 'long long int'
   12 |       ans=min(ans, y.size())
      |                      ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  long N;
  double rrN;
  int rN,A,B,digit;
  digit = 0;
  cin >> N;
  rrN = sqrt(N);
  rN = rrN;
  Ns=N;
  for(int i=0;true;i++){
    if(N%(rN-i)!=0) continue;
    else{
      A=rN-i;
      break;
    }
  }
  B=N/A;
  digit = log10(B) + 1;
  cout << digit <<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:3: error: 'Ns' was not declared in this scope; did you mean 'N'?
   12 |   Ns=N;
      |   ^~
      |   N
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int countDigit(int n)
{
  int digit = 1;
  clock_t start,end;
 
  start = clock();
 
  while((n /= 10) != 0)
    digit++;
 
  end = clock();
 
  printf("countDigit()          digit::%d  time::%dms\n",digit,(int)(end - start));
}
 
int main() {
  double N;
  int Ns;
  double rrN;
  int rN,A,B;
  cin >> N;
  rrN = sqrt(N);
  rN = rrN;
  Ns=N;
  for(int i=0;True;i++){
    if(Ns%(rN-i)!=0) continue;
    else{
      A=rN-i;
      break;
    }
  }
  B=A/N;
  countDigit(B);
}

Compiler output:
a.cc: In function 'int countDigit(int)':
a.cc:17:1: warning: no return statement in function returning non-void [-Wreturn-type]
   17 | }
      | ^
a.cc: In function 'int main()':
a.cc:28:15: error: 'True' was not declared in this scope
   28 |   for(int i=0;True;i++){
      |               ^~~~
Language: C++

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

int countDigit(int n)
{
  int digit = 1;
  clock_t start,end;

  start = clock();

  while((n /= 10) != 0)
    digit++;

  end = clock();

  printf("countDigit()          digit::%d  time::%dms\n",digit,(int)(end - start));
}
 
int main() {
  double N;
  double rrN;
  int rN,A,B;
  cin >> N;
  rrN = sqrt(N);
  rN = rrN;
  for(int i=0;True;i++){
    if(N%(rN-i)!=0) continue;
    else{
      A=rN-i;
      break;
    }
  }
  B=A/N;
  countDigit(B);
}
      

Compiler output:
a.cc: In function 'int countDigit(int)':
a.cc:17:1: warning: no return statement in function returning non-void [-Wreturn-type]
   17 | }
      | ^
a.cc: In function 'int main()':
a.cc:26:15: error: 'True' was not declared in this scope
   26 |   for(int i=0;True;i++){
      |               ^~~~
a.cc:27:9: error: invalid operands of types 'double' and 'int' to binary 'operator%'
   27 |     if(N%(rN-i)!=0) continue;
      |        ~^~~~~~~
      |        |    |
      |        |    int
      |        double
Language: C++

#include <iostream>
#include <cmath>
#include <string>
#include <cstring>
#include <utility>
#include <vector>
#include <set>
#include <map>
#include <stack>
#include <queue>
#include <bitset>
#include <algorithm>
#include <functional>
#include <numeric>
#define debug(x) cerr << #x << ':' << x << endl
#define rep(i,n) for(int i=0;i<(int)n;++i)
#define ALL(c) (c).begin(), (c).end()
using namespace std;
typedef long long ll;
 
int main(){
    ll n;
    cin >> n;
 
    int mi = 1e9;
    for(int i=1; i*i<=n;i++){
        if(n%i!=0)continue;
        int A=i,B=n/i;
 
        int cntA=0, cntB=0;
        while(A!=0) {
            A/=10;
            cntA++;
        }
        while(B!=0) {
            B/=10;
            cntB++;
        }
        mi = max(cntA, cntB);
    }
    cout << mi << endl;
    return 0;
}
#include <iostream>
#include <cmath>
#include <string>
#include <cstring>
#include <utility>
#include <vector>
#include <set>
#include <map>
#include <stack>
#include <queue>
#include <bitset>
#include <algorithm>
#include <functional>
#include <numeric>
#define debug(x) cerr << #x << ':' << x << endl
#define rep(i,n) for(int i=0;i<(int)n;++i)
#define ALL(c) (c).begin(), (c).end()
using namespace std;
typedef long long ll;

int main(){
    ll n;
    cin >> n;

    int mi = 1e9;
    for(int i=1LL; i*i<=n;i++){
        if(n%i!=0)continue;
        int A=i,B=n/i;

        int cntA=0, cntB=0;
        while(A!=0) {
            A/=10;
            cntA++;
        }
        while(B!=0) {
            B/=10;
            cntB++;
        }
        mi = max(cntA, cntB);
    }
    cout << mi << endl;
    return 0;
}

Compiler output:
a.cc:64:5: error: redefinition of 'int main()'
   64 | int main(){
      |     ^~~~
a.cc:21:5: note: 'int main()' previously defined here
   21 | int main(){
      |     ^~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
	long long n,ans;
	cin>>n;
	int k=0;
	for(int i=sqrt(n);i>=1;i--)
	{
		if(n%i==0)
		{
            ans=n/i;
            break;
        }
	}
    while(ans>0)
	{ 
        ++k;
        ans/=10;
    }
    printf("%d\n",s);
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:21:19: error: 's' was not declared in this scope
   21 |     printf("%d\n",s);
      |                   ^
Language: C++

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

int main(){
  long long int n;
  cin >> n;
  long long int j,k,m = 0;
  for(int i = 1; i <= sqrt(n); i++){
    if(n%i==0){
      k = n/i
      for(j = 1; n>=10 ;j++){
        k = k/10;
      }
      if(m<k){
        k = m;
      }
    }
    break;
  }
  cout << m << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:14: error: expected ';' before 'for'
   10 |       k = n/i
      |              ^
      |              ;
   11 |       for(j = 1; n>=10 ;j++){
      |       ~~~     
a.cc:11:28: error: expected ';' before ')' token
   11 |       for(j = 1; n>=10 ;j++){
      |                            ^
      |                            ;
Language: C++

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

int main(){
  int n;
  cin >> n;
  int j;
  for(int i = sqrt(n); i <= n; i++){
    if(n%i==0){
      for(j = 0; n>=10 ;j++){
        n = n/10;
      }
    }
    cout << j << endl;
    break;
    }
  }
}

Compiler output:
a.cc:18:1: error: expected declaration before '}' token
   18 | }
      | ^
Language: C++

// {{{
#include <algorithm>
#include <array>
#include <bitset>
#include <cmath>
#include <cstdio>
#include <iostream>
#include <iterator>
#include <list>
#include <map>
#include <numeric>
#include <queue>
#include <random>
#include <set>
#include <sstream>
#include <stack>
#include <string>
#include <tuple>
#include <utility>
#include <vector>
// }}}

using namespace std;

using ll = long long;
using ull = unsigned long long;
using ld = long double;

static constexpr int mod = (int)1e9 + 7;
static constexpr int inf = 100100100;
static constexpr ll linf = 1e18;
static constexpr double eps = 1e-9;
static constexpr double pi = 3.14159265359;

#define rep(i, n) for (ll i = 0; i < n; ++i)
#define rrep(i, n) for (ll i = n; i >= 0; --i)
#define all(c) begin(c), end(c)
#define rall(c) rbegin(c), rend(c)
#define pb push_back
#define ist insert
#define fst first
#define snd second


template <typename T>
vector<T> trial_division(T num) {
    assert(num > 1);
    vector<T> factor;
    T n = sqrt(num) + 1;
    for (T i = 2; i < n; ++i) {
        while (num % i == 0) {
            num /= i;
            factor.push_back(i);
        }
    }
    if (num > 1) {
        factor.push_back(num);
    }
    return factor;
}

int main() {
    // cin.tie(0);
    // ios_base::sync_with_stdio(false);
    ll N;
    cin >> N;
    auto D = trial_division(N);
    ll ans = linf;
    for (ll i = 0; i < (1 << D.size()); ++i) {
        ll A = 1;
        ll B = 1;
        for (ll j = 0; j < D.size(); ++j) {
            if ((1 << j) & i) {
                A *= D[j];
            } else {
                B *= D[j];
            }
        }
        ans = min(ans,
                  (ll)max(to_string(A).size(), to_string(B).size()));
    }
    cout << ans << endl;
}



Compiler output:
a.cc: In instantiation of 'std::vector<_Tp> trial_division(T) [with T = long long int]':
a.cc:67:28:   required from here
   67 |     auto D = trial_division(N);
      |              ~~~~~~~~~~~~~~^~~
a.cc:47:11: error: 'assert' was not declared in this scope
   47 |     assert(num > 1);
      |     ~~~~~~^~~~~~~~~
a.cc:20:1: note: 'assert' is defined in header '<cassert>'; this is probably fixable by adding '#include <cassert>'
   19 | #include <utility>
  +++ |+#include <cassert>
   20 | #include <vector>
Language: C++

9998200081#include <bits/stdc++.h>
using namespace std;

void solve(long long N) {}

// Generated by 1.1.4 https://github.com/kyuridenamida/atcoder-tools  (tips: You
// use the default template now. You can remove this line by using your custom
// template)
int main() {
  long long N;
  scanf("%lld", &N);
  solve(N);
  return 0;
}


Compiler output:
a.cc:1:11: error: stray '#' in program
    1 | 9998200081#include <bits/stdc++.h>
      |           ^
a.cc:1:1: error: expected unqualified-id before numeric constant
    1 | 9998200081#include <bits/stdc++.h>
      | ^~~~~~~~~~
a.cc: In function 'int main()':
a.cc:11:3: error: 'scanf' was not declared in this scope
   11 |   scanf("%lld", &N);
      |   ^~~~~
Language: C++

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

int main() {
	ll n,maxv,maxv2;
	int i;
	int digit1 = 0, digit2 = 0;
	cin >> n;
	for (i = 1; i <= sqrt(n)+1; ++i) {
		if (n % i == 0) {
			maxv = i;
		}
	}
	maxv2 = n/maxv;
	while (maxv != 0) {
		maxv /= 10;
		++digit1;
	}
	while (maxv2 != 0) {
		maxv2 /= 10;
		++digit2;
	}
	digit1 = max(digit1, digit2);
	cout << digit1 << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:26: error: 'sqrt' was not declared in this scope
   11 |         for (i = 1; i <= sqrt(n)+1; ++i) {
      |                          ^~~~
Language: C++

#include <iostream>
#include <algorithm>
#include <string> 
#include <vector>
#include <iomanip>
#include <queue>
using namespace std;
#define lol long long


int main()
{
	double N;
	cin >> N;
	int N2 = (int)(N);
	int n = (int)(sqrt(N));
	vector<int> AB(4);
	AB[2] = 1;
	AB[3] = N2;
	for (int i = n; i < N2; i++) {
		if (N2 % i == 0) {
			AB[0] = i;
			AB[1] = n * 2 - i;
		}
	}
	vector<int> A(4);
	for (int i = 0; i < 4; i++) {
		while (AB[i] != 0) {
			AB[i] /= 10;
			A[i]++;
		}
	}
	int ans = min(max(A[0],A[1]),max(A[2],A[3]));
	cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:23: error: 'sqrt' was not declared in this scope
   16 |         int n = (int)(sqrt(N));
      |                       ^~~~
Language: C++

#include <iostream>
#include <algorithm>
#include <string> 
#include <vector>
#include <iomanip>
#include <queue>
using namespace std;
#define lol long long


int main()
{
	int N;
	cin >> N;
	int n = (int)(sqrt(N));
	vector<int> AB(4);
	AB[2] = 1;
	AB[3] = N;
	for (int i = n; i < N; i++) {
		if (N % i == 0) {
			AB[0] = i;
			AB[1] = n * 2 - i;
		}
	}
	vector<int> A(4);
	for (int i = 0; i < 4; i++) {
		while (AB[i] != 0) {
			AB[i] /= 10;
			A[i]++;
		}
	}
	int ans = min(A[0] + A[1], A[2] + A[3]);
	cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:23: error: 'sqrt' was not declared in this scope
   15 |         int n = (int)(sqrt(N));
      |                       ^~~~
Language: C++

#include<iostream>
#include<cstdio>
#include<cstring>
#include<algorithm>
#include<cmath>
using namespace std;
#define LL long long
#define R register
LL n,ans,s;
int main()
{
    scanf("%lld",&n);。 
    for(int i=sqrt(n);i>2;--i)if(n%i==0){ans=n/i;break;}
    while(ans>0){++s;ans/=10;}
    cout<<s<<endl;
    return 0;
}

Compiler output:
a.cc:12:22: error: extended character 。 is not valid in an identifier
   12 |     scanf("%lld",&n);。
      |                      ^
a.cc: In function 'int main()':
a.cc:12:22: error: '\U00003002' was not declared in this scope
   12 |     scanf("%lld",&n);。
      |                      ^~
a.cc:13:23: error: 'i' was not declared in this scope
   13 |     for(int i=sqrt(n);i>2;--i)if(n%i==0){ans=n/i;break;}
      |                       ^
Language: C++

int main(){
  long long n;
  cin>>n;
  int d=1;
  for(int i=1;i<=sqrt(n);i++){
    if(n%i==0){
      d=i;
    }
  }
  int t=n/d;
  int ans=0;
  while(t>0){
    ans++;
    t /= 10;
  }
  cout<<ans<<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:3:3: error: 'cin' was not declared in this scope
    3 |   cin>>n;
      |   ^~~
a.cc:5:18: error: 'sqrt' was not declared in this scope
    5 |   for(int i=1;i<=sqrt(n);i++){
      |                  ^~~~
a.cc:16:3: error: 'cout' was not declared in this scope
   16 |   cout<<ans<<endl;
      |   ^~~~
a.cc:16:14: error: 'endl' was not declared in this scope
   16 |   cout<<ans<<endl;
      |              ^~~~
Language: C++

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

int main(){
	long long n;
	long long temp;
	int ans = 0;

	cin>>n;

	for(int i=1;i<=sqrt(n);i++)
		if(n%i==0)temp = i;
	temp = n / temp;
	while(temp>0){
		temp /= 10;
		ans++;
	}
	cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:24: error: 'sqrt' was not declared in this scope
   12 |         for(int i=1;i<=sqrt(n);i++)
      |                        ^~~~
Language: C++

#include<iostream>
using namespace std;

int main(){
	long long n;
	long long temp;
	int ans = 0;

	cin>>n;

	for(int i=1;i<sqrt(n);i++)
		if(n%i==0)temp = i;
	temp = n / temp;
	while(temp>0){
		temp /= 10;
		ans++;
	}
	cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:23: error: 'sqrt' was not declared in this scope
   11 |         for(int i=1;i<sqrt(n);i++)
      |                       ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int getdigit(long long N) {
  int digit = 0;
  while(N>0) {
    digit++;
    N /= 10;
  }
  return digit;
}
  
int main() {
  long long N; cin >> N;
  int mindigit;
  for (int i = sqrt(N)+1; i > 0; i--) {
    if(N % i == 0) {
      mindigit = max(getdigit(i), getdigit(N / i));
      cout << mindigit;
      return 0;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:22:2: error: expected '}' at end of input
   22 | }
      |  ^
a.cc:13:12: note: to match this '{'
   13 | int main() {
      |            ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int getdigit(long long N) {
  int digit = 0;
  while(N>0) {
    digit++;
    N /= 10;
  }
  return digit;
}
  
int main() {
  long long N; cin >> N;
  int mindigit = 11;
  for (int i = sqrt(N)+1; i > 0; i--) {
    if(N % i == 0) {
      mindigit = min(mindigit, max(getdigit(i), getdigit(N / i)));
      cout << mindigit;
      return 0
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:15: error: expected ';' before '}' token
   20 |       return 0
      |               ^
      |               ;
   21 |   }
      |   ~            
a.cc:22:2: error: expected '}' at end of input
   22 | }
      |  ^
a.cc:13:12: note: to match this '{'
   13 | int main() {
      |            ^
Language: C++

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

int getdigit(int N) {
  int digit = 0;
  while(N>0) {
    digit++;
    N /= 10;
  }
  return digit;
}
  
int main() {
  long long N = scanf("lld" N);
  int mindigit = 11;
  for (int i = 1; i <= sqrt(N); i++) mindigit = min(mindigit, getdigit(i) + getdigit(N - i))
  cout << mindigit;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:28: error: expected ')' before 'N'
   14 |   long long N = scanf("lld" N);
      |                      ~     ^~
      |                            )
a.cc:16:93: error: expected ';' before 'cout'
   16 |   for (int i = 1; i <= sqrt(N); i++) mindigit = min(mindigit, getdigit(i) + getdigit(N - i))
      |                                                                                             ^
      |                                                                                             ;
   17 |   cout << mindigit;
      |   ~~~~
Language: C++

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

int getdigit(int N) {
  int digit = 0
  while(N>0) {
    digit++;
    N /= 10;
  }
  return digit;
}
  
int main() {
  long long N = scanf("lld", N);
  int mindigit = 11;
  for (int i = 1; i <= sqrt(N); i++) mindigit = min(mindigit, getdigit(i) + getdigit(N - i))
  cout << mindigit;
}

Compiler output:
a.cc: In function 'int getdigit(int)':
a.cc:6:3: error: expected ',' or ';' before 'while'
    6 |   while(N>0) {
      |   ^~~~~
a.cc: In function 'int main()':
a.cc:16:93: error: expected ';' before 'cout'
   16 |   for (int i = 1; i <= sqrt(N); i++) mindigit = min(mindigit, getdigit(i) + getdigit(N - i))
      |                                                                                             ^
      |                                                                                             ;
   17 |   cout << mindigit;
      |   ~~~~
Language: C++

#include <stdio.h>
#include <string>
#include <algorithm>
#include <map>
#include <iostream>
using namespace std;

int main() {
	int N, ans = 0, B;
	cin >> N;
	for (int i = 1; i <= sqrt(N); i++) {
		if ((double)N/(double)(i*i)==(double)(N/(i*i)))B = N/i;
	}
	cout << B << endl;
	while (1){
		ans++;
		B = B / 10;
		if (B == 0)break;
	}
	cout << ans << endl;

}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:30: error: 'sqrt' was not declared in this scope
   11 |         for (int i = 1; i <= sqrt(N); i++) {
      |                              ^~~~
Language: C++

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

int main() {
  long long n;
  cin >> n;
  int a,min=0;
  for(long long i=1; i*i<n; i++) {
    if(n%i==0) {
      a=n/i;
      while(a>0) {
        cnt++;
        a/=10;
      }
    }
  }
  cout << min << endl;  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:9: error: 'cnt' was not declared in this scope; did you mean 'int'?
   12 |         cnt++;
      |         ^~~
      |         int
Language: C++

#include"bits/stdc++.h"
using namespace std;
int f,a,b,n;

int min(int i,int j){
	return i<j;
}

int main(){
	cin>>a>>>b;
	int c=strelen(a); int d=strlen(b);
	f=min(c,d);
	n=a*b;
	cout<<n;
	return 0;
}//给你一个整数n 求F ( A，B )的最小值为,使得N = A×B

Compiler output:
a.cc: In function 'int main()':
a.cc:10:17: error: expected primary-expression before '>' token
   10 |         cin>>a>>>b;
      |                 ^
a.cc:11:15: error: 'strelen' was not declared in this scope; did you mean 'strnlen'?
   11 |         int c=strelen(a); int d=strlen(b);
      |               ^~~~~~~
      |               strnlen
a.cc:11:40: error: invalid conversion from 'int' to 'const char*' [-fpermissive]
   11 |         int c=strelen(a); int d=strlen(b);
      |                                        ^
      |                                        |
      |                                        int
In file included from /usr/include/c++/14/cstring:43,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:121,
                 from a.cc:1:
/usr/include/string.h:407:35: note:   initializing argument 1 of 'size_t strlen(const char*)'
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
Language: C++

#include"bits/stdc++.h"
using namespace std;
int f,a,b,n;

int max(int i,int j){
	return i>j;
}

int main(){
	cin>>a>>>b;
	int c=strelen(a); int d=strlen(b);
	f=min(c,d);
	n=a*b;
	cout<<n;
	return 0;
}//给你一个整数n 求F ( A，B )的最小值为,使得N = A×B

Compiler output:
a.cc: In function 'int main()':
a.cc:10:17: error: expected primary-expression before '>' token
   10 |         cin>>a>>>b;
      |                 ^
a.cc:11:15: error: 'strelen' was not declared in this scope; did you mean 'strnlen'?
   11 |         int c=strelen(a); int d=strlen(b);
      |               ^~~~~~~
      |               strnlen
a.cc:11:40: error: invalid conversion from 'int' to 'const char*' [-fpermissive]
   11 |         int c=strelen(a); int d=strlen(b);
      |                                        ^
      |                                        |
      |                                        int
In file included from /usr/include/c++/14/cstring:43,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:121,
                 from a.cc:1:
/usr/include/string.h:407:35: note:   initializing argument 1 of 'size_t strlen(const char*)'
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
Language: C++


var lines = [];
var readline = require('readline');
var C = [].fill(0);
var result = Infinity;

var rl = readline.createInterface({
    input: process.stdin,
    output: process.stdout,
});

rl.on('line', function (x) {
    lines.push(x);
})

rl.on('close', function () {
    var N = Number(lines.shift()); var n = N;
    var counter = [].fill(0);

    for (var i = 2; i < Math.sqrt(N); i++) {
        if (counter[i] === undefined && n % i === 0) { counter[i] = 0; }
        while (n % i === 0) {
            n = n / i;
            counter[i]++;
        }
    }

    if (counter.length === 0) console.log(N.toString().length);
    else {
        
        counter.forEach(function (value, index, array) {
            for (var i = 0; i < value; i++) {
                C.push(index);
            }
        });
        if (n !== 1) C.push(n);
        dfs(0, []);
        console.log(result);
    }
});

function dfs(n, comb) {
    if (n === C.length) { calc(comb); return (0); }

    comb[n] = 0;
    dfs(n + 1, comb);

    comb[n] = 1;
    dfs(n + 1, comb);
}

function calc(comb) {
    var a = 1; var b = 1;

    for (var i = 0; i < comb.length; i++) {
        if (comb[i] === 0) { a *= C[i]; }
        else { b *= C[i]; }
    }
    if (result > b.toString().length && a.toString().length <= b.toString().length) { result = b.toString().length; }
}


Compiler output:
a.cc:3:24: warning: multi-character literal with 8 characters exceeds 'int' size of 4 bytes
    3 | var readline = require('readline');
      |                        ^~~~~~~~~~
a.cc:12:7: warning: multi-character character constant [-Wmultichar]
   12 | rl.on('line', function (x) {
      |       ^~~~~~
a.cc:16:7: warning: multi-character literal with 5 characters exceeds 'int' size of 4 bytes
   16 | rl.on('close', function () {
      |       ^~~~~~~
a.cc:2:1: error: 'var' does not name a type
    2 | var lines = [];
      | ^~~
a.cc:3:1: error: 'var' does not name a type
    3 | var readline = require('readline');
      | ^~~
a.cc:4:1: error: 'var' does not name a type
    4 | var C = [].fill(0);
      | ^~~
a.cc:5:1: error: 'var' does not name a type
    5 | var result = Infinity;
      | ^~~
a.cc:7:1: error: 'var' does not name a type
    7 | var rl = readline.createInterface({
      | ^~~
a.cc:10:2: error: expected unqualified-id before ')' token
   10 | });
      |  ^
a.cc:12:1: error: 'rl' does not name a type
   12 | rl.on('line', function (x) {
      | ^~
a.cc:14:2: error: expected unqualified-id before ')' token
   14 | })
      |  ^
a.cc:40:2: error: expected unqualified-id before ')' token
   40 | });
      |  ^
a.cc:42:1: error: 'function' does not name a type; did you mean 'union'?
   42 | function dfs(n, comb) {
      | ^~~~~~~~
      | union
a.cc:52:1: error: 'function' does not name a type; did you mean 'union'?
   52 | function calc(comb) {
      | ^~~~~~~~
      | union
Language: C++

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

int main() {
	long long N;
	cin >> N;
	
	long long A, B;
	for (int i = sqrt(N); i >= 1; i--) {
		if (N%i == 0) {
			A = i * 1LL;
			B = N / i;
			break;
		}
	}

	string a = to_string(A), b = to_string(B);
	cout << max(a.size(), b.size()) << endl;

}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:22: error: 'sqrt' was not declared in this scope
   11 |         for (int i = sqrt(N); i >= 1; i--) {
      |                      ^~~~
Language: C++

#include<iostream>
using namespace std;
int main() {
  long N;
  cin >> N;
  int i = 1;
  for (;i * i <= N;++ i) if (N % i == 0) a = i;
  i = N / i;
  int ans = 1;
  while(i /= 10) ++ ans;
  cout << ans;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:42: error: 'a' was not declared in this scope
    7 |   for (;i * i <= N;++ i) if (N % i == 0) a = i;
      |                                          ^
Language: C++

#include <iostream>
#include <algorithm>
using namespace std;
long  n;int ans = 0;
int main() {
	cin >> n;
	for (int i = 1; i <= sqrt(n); i++) {
		if (n%i == 0)ans = log10(n / i) + 1;
	}
	cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:30: error: 'sqrt' was not declared in this scope
    7 |         for (int i = 1; i <= sqrt(n); i++) {
      |                              ^~~~
a.cc:8:36: error: 'log10' was not declared in this scope
    8 |                 if (n%i == 0)ans = log10(n / i) + 1;
      |                                    ^~~~~
Language: C++

#include <iostream>
#include <algorithm>
using namespace std;
long  n;
int ans = 0;
int main() {
	cin >> n;
	for (int i = 1; i <= powl(10,log10(n)/2); i++) {
		if (n%i == 0) {
			ans = log10(n/i)+1;
		}
	}
	cout<< powl(10, log10(n) / 2) << endl;
	cout << log10(n) << endl;
	cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:38: error: 'log10' was not declared in this scope
    8 |         for (int i = 1; i <= powl(10,log10(n)/2); i++) {
      |                                      ^~~~~
a.cc:8:30: error: 'powl' was not declared in this scope
    8 |         for (int i = 1; i <= powl(10,log10(n)/2); i++) {
      |                              ^~~~
a.cc:13:25: error: 'log10' was not declared in this scope
   13 |         cout<< powl(10, log10(n) / 2) << endl;
      |                         ^~~~~
a.cc:13:16: error: 'powl' was not declared in this scope
   13 |         cout<< powl(10, log10(n) / 2) << endl;
      |                ^~~~
Language: C++

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

int function(long long int n,int keta){

  int mi=keta;

  for(long long int i=1;i*i<=n;i++){
    if(n%i==0){
      long long int k=n/i;
      int ketak=0;
      while(k){
	k/=10;
	ketak++;
      }

      mi=min(mi,ketak);
    }
  }
  return mi;
}

int main(){
  long long int n;cin>>n;
  int keta=0;

  { long long int k=n;
  

  while(k){
    k/=10;
    keta++;
  }
  } 

  cout<<function(n,keta)<<endl;
  
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:36:9: error: reference to 'function' is ambiguous
   36 |   cout<<function(n,keta)<<endl;
      |         ^~~~~~~~
In file included from /usr/include/c++/14/functional:59,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:53,
                 from a.cc:1:
/usr/include/c++/14/bits/std_function.h:111:11: note: candidates are: 'template<class _Signature> class std::function'
  111 |     class function;
      |           ^~~~~~~~
a.cc:4:5: note:                 'int function(long long int, int)'
    4 | int function(long long int n,int keta){
      |     ^~~~~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
string toString(const T& s) {
ostringstream os;
os << s;
return os.str();
}
int main()
{
	string b;
	int n;
	cin>>n;
	for(int i=floor(sqrt(n));i>=1;i--)
	{
		if(n%i==0) 
		{
			b=toString(n%i);
			cout<<b.length()<<endl;
			break;
		}
	}
}

Compiler output:
a.cc:3:23: error: 'T' does not name a type
    3 | string toString(const T& s) {
      |                       ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
	string b;
	int n;
	cin>>n;
	for(int i=floor(sqrt(n));i>=1;i--)
	{
		if(n%i==0) 
		{
			b=toString(n%i);
			cout<<b.length()<<endl;
			break;
		}
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:27: error: 'toString' was not declared in this scope
   12 |                         b=toString(n%i);
      |                           ^~~~~~~~
Language: C++

#include<iostream>
#include<cmath>
 
using namespace std;
 
int digits(long long n)
{
	int r = 0;
 
	while(n > 0)
	{
		n /= 10;
		r++;
	}
 
	return r;
}
 
int func(long long a,long long b)
{
	return max(digits(a),digits(b));
}
 
int main()
{
	long long N;
	int ans = 100;
 
 
	cin >> N;
 
	for(long long i=1;i*i=<N;i++)
	{
		if(N%i==0)
		{
			ans = min(func(i,N/i),ans);
		}
	}
 
	cout << ans << endl;
 
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:32:31: error: expected primary-expression before '<' token
   32 |         for(long long i=1;i*i=<N;i++)
      |                               ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
    long long int n,i,t,s;
    cin>>n;
    for(i=sqrt(n);i>=1;i--)
    {
        if(n%i==0)
        {
            t=i,l=n/i;
            s=1;
            while(l>=10)
        {
                s++;
                l/=10;
            }
        cout<<s;
        return 0;
        }
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:17: error: 'l' was not declared in this scope
   11 |             t=i,l=n/i;
      |                 ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
using ll = long long;
#define MM 1000000000
#define mod MM+7
#define INF (ll)1e18
#define PI acos(-1.0)
#define NIL -1
int dx[4] = {0, 1, 0, -1};
int dy[4] = {1, 0, -1, 0};
int digit(ll m){
    if(1 <= m && m < 10) return 1;
    else if(10 <= m && m < 100) return 2;
    else if(100 <= m && m < 1000) return 3;
    else if(1000 <= m && m < 10000) return 4;
    else if(10000 <= m && m < 100000) return 5;
    else if(100000 <= m && m < 1000000) return 6;
    else if(1000000 <= m && m < 10000000) return 7;
    else if(10000000 <= m && m < 100000000) return 8;
    else if(100000000 <= m && m < 1000000000) return 9;
    else return 10;
}
int main(){
    ll n; cin >> n;
    ll mn = 1000000000;
    for(ll i = 1; i <= n/2; i++){
        if(n%i == 0){
            mn = min(mn, digit(i)*digit(n/i));
        }
    }
    cout << mn << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:28:21: error: no matching function for call to 'min(ll&, int)'
   28 |             mn = min(mn, digit(i)*digit(n/i));
      |                  ~~~^~~~~~~~~~~~~~~~~~~~~~~~~
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: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:   template argument deduction/substitution failed:
a.cc:28:21: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   28 |             mn = min(mn, digit(i)*digit(n/i));
      |                  ~~~^~~~~~~~~~~~~~~~~~~~~~~~~
/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, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:28:21: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   28 |             mn = min(mn, digit(i)*digit(n/i));
      |                  ~~~^~~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i,N) for(int i=0;i<int(N);++i)
#define rep1(i,N) for(int i=1;i<int(N);++i)

int cnt_digits(ll X){
	int cnt=0;
	while(X>0){
		X/=10;
		cnt++;
	}
	return cnt;
}

int main() {
	ll N;
	cin>>N;
	int ans=cnt_digits(N);
	rep1(A,1e5+1){
		if(N%A==0){
			ll B=N/A;
			int C=max(cnt_digits(A),cnt_digits(B));
			ans=min(ans,C);
		}
	}
	cout<<ans<<endl;
}

Compiler output:
a.cc:6:16: error: 'll' was not declared in this scope
    6 | int cnt_digits(ll X){
      |                ^~
a.cc: In function 'int main()':
a.cc:16:9: error: 'll' was not declared in this scope
   16 |         ll N;
      |         ^~
a.cc:17:14: error: 'N' was not declared in this scope
   17 |         cin>>N;
      |              ^
a.cc:18:27: error: 'cnt_digits' cannot be used as a function
   18 |         int ans=cnt_digits(N);
      |                 ~~~~~~~~~~^~~
a.cc:21:27: error: expected ';' before 'B'
   21 |                         ll B=N/A;
      |                           ^~
      |                           ;
a.cc:22:45: error: 'cnt_digits' cannot be used as a function
   22 |                         int C=max(cnt_digits(A),cnt_digits(B));
      |                                   ~~~~~~~~~~^~~
a.cc:22:60: error: 'B' was not declared in this scope
   22 |                         int C=max(cnt_digits(A),cnt_digits(B));
      |                                                            ^
a.cc:22:61: error: 'cnt_digits' cannot be used as a function
   22 |                         int C=max(cnt_digits(A),cnt_digits(B));
      |                                                             ^
Language: C++

#include <iostream>
#include <math.h>
using namespace std;

int f(long long a, long long b){
  int numa = 0;
  int numb = 0;
  while(a > 0){
    numa++;
    a /= 10;
  }
  while(b > 0){
    numb++;
    b /= 10;
  }
  if(numa > numb) return numa;
  else return numb;
}

int main(void){
  long n;
  cin >> n;
  int ans = INT_MAX;
  int temp;
  for(long  long i = 1; i <= sqrt(n); i++){
    if(n % i == 0) temp = f(i, n / i);
    if(temp < ans) ans = temp;
  }
  cout << ans << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:13: error: 'INT_MAX' was not declared in this scope
   23 |   int ans = INT_MAX;
      |             ^~~~~~~
a.cc:3:1: note: 'INT_MAX' is defined in header '<climits>'; this is probably fixable by adding '#include <climits>'
    2 | #include <math.h>
  +++ |+#include <climits>
    3 | using namespace std;
Language: C++

#include<cmath>
using namespace std;
long long n,ans;
int s;
int main(){
    scanf("%lld",&n);
    for(int i=sqrt(n);i>0;--i)
        if(n%i==0){
            ans=n/i;
            break;
        }
    while(ans>0){ 
        ++s;
        ans/=10;
    }
    printf("%d\n",s);
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:5: error: 'scanf' was not declared in this scope
    6 |     scanf("%lld",&n);
      |     ^~~~~
a.cc:16:5: error: 'printf' was not declared in this scope
   16 |     printf("%d\n",s);
      |     ^~~~~~
a.cc:2:1: note: 'printf' is defined in header '<cstdio>'; this is probably fixable by adding '#include <cstdio>'
    1 | #include<cmath>
  +++ |+#include <cstdio>
    2 | using namespace std;
Language: C++

#include<cstdio> 
#include<cmath>
using namespace std;
long long n,ans;
int s;
int main(){
    scanf("%lld",&n);。 
    for(int i=sqrt(n);i>0;--i) 
        if(n%i==0){
            ans=n/i;
            break;
        }
    while(ans>0){
        ++s;
        ans/=10;
    }
    printf("%d\n",s); 
    return 0;
}

Compiler output:
a.cc:7:22: error: extended character 。 is not valid in an identifier
    7 |     scanf("%lld",&n);。
      |                      ^
a.cc: In function 'int main()':
a.cc:7:22: error: '\U00003002' was not declared in this scope
    7 |     scanf("%lld",&n);。
      |                      ^~
a.cc:8:23: error: 'i' was not declared in this scope
    8 |     for(int i=sqrt(n);i>0;--i)
      |                       ^
Language: C++

#include <bits/stdc++.h> 
#include <windows.h> 
using namespace std; 
void Set_char(char k) 
{ 
    if (k>='a' && k<='z') 
    {   k=k-32; 
	    keybd_event(k,0,0,0); 
        keybd_event(k,0,KEYEVENTF_KEYUP,0);
	} 
	else if (k>='A' && k<='Z') 
	{ 
	    keybd_event(20,0,0,0); 
		k=k-'A'+65; 
		keybd_event(20,0,0,0); 
		keybd_event(k,0,0,0); 
		keybd_event(20,0,KEYEVENTF_KEYUP,0);
	}
	else 
	{ 
	    keybd_event(k,0,0,0); 
		keybd_event(k,0,KEYEVENTF_KEYUP,0); 
	} 
} 
void Set_string(string s) 
{ 
    for(int i=0; i<s.length(); i++) 
	{ 
	    if (s[i]=='-') 
		{ 
		    keybd_event(109,0,0,0); 
			keybd_event(109,0,KEYEVENTF_KEYUP,0); 
		}   
		Set_char(s[i]); 
		Sleep(100); 
	} 
} 
void Click(int x,int y) 
{
    SetCursorPos(x,y); 
	mouse_event(MOUSEEVENTF_LEFTDOWN,0,0,0,0); 
	mouse_event(MOUSEEVENTF_LEFTUP,0,0,0,0); 
	Sleep(1000); 
}
string s1="www"; 
string s2="luogu"; 
string s3="org"; 
string s4="kkksc";
string s5="03" ;
main() 
{ 
    Click(288,744); 
	Click(189,64);
	Set_string(s1); 
	keybd_event(190,0,0,0); 
	Set_string(s2); 
	keybd_event(190,0,0,0);
	Set_string(s3); 
	keybd_event(13,0,0,0);
	keybd_event(13,0,0,0);
	Sleep(6000); 
	Click(1175,119);
	Sleep(3000);
	Click(1037,620);
	Sleep(1000);
	Click(159,217);
	Set_string(s4);
	keybd_event(13,0,0,0);
	Set_string(s5);
	keybd_event(13,0,0,0);
	Click(385,221); 
}

Compiler output:
a.cc:2:10: fatal error: windows.h: No such file or directory
    2 | #include <windows.h>
      |          ^~~~~~~~~~~
compilation terminated.
Language: C++


#include<bits/stdc++.h>
using namespace std; 
int main()
{
	POINT p;
	Sleep(2000);
	GetCursorPos(&p);
	cout<<p.x<<" "<<p.y<<endl;
	SetCursorPos(279,886);
	Sleep(100);
	mouse_event(MOUSEEVENTF_LEFTDOWN,279,886,0,0);
	Sleep(100);
	mouse_event(MOUSEEVENTF_LEFTUP,279,886,0,0);
	Sleep(100);
	SetCursorPos(263,46);
	Sleep(100);
	mouse_event(MOUSEEVENTF_LEFTDOWN,263,46,0,0);
	Sleep(100);
	mouse_event(MOUSEEVENTF_LEFTUP,263,46,0,0);
	string s1="WWW>LUOGU>ORG";
	for(int i=0;i<13;i++)
	{
		keybd_event(0x2E,0,0,0);
		Sleep(100);
        keybd_event(0x2E,0,KEYEVENTF_KEYUP,0);
        Sleep(100);
	}
	
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:9: error: 'POINT' was not declared in this scope
    6 |         POINT p;
      |         ^~~~~
a.cc:7:9: error: 'Sleep' was not declared in this scope; did you mean 'sleep'?
    7 |         Sleep(2000);
      |         ^~~~~
      |         sleep
a.cc:8:23: error: 'p' was not declared in this scope
    8 |         GetCursorPos(&p);
      |                       ^
a.cc:8:9: error: 'GetCursorPos' was not declared in this scope
    8 |         GetCursorPos(&p);
      |         ^~~~~~~~~~~~
a.cc:10:9: error: 'SetCursorPos' was not declared in this scope
   10 |         SetCursorPos(279,886);
      |         ^~~~~~~~~~~~
a.cc:12:21: error: 'MOUSEEVENTF_LEFTDOWN' was not declared in this scope
   12 |         mouse_event(MOUSEEVENTF_LEFTDOWN,279,886,0,0);
      |                     ^~~~~~~~~~~~~~~~~~~~
a.cc:12:9: error: 'mouse_event' was not declared in this scope
   12 |         mouse_event(MOUSEEVENTF_LEFTDOWN,279,886,0,0);
      |         ^~~~~~~~~~~
a.cc:14:21: error: 'MOUSEEVENTF_LEFTUP' was not declared in this scope
   14 |         mouse_event(MOUSEEVENTF_LEFTUP,279,886,0,0);
      |                     ^~~~~~~~~~~~~~~~~~
a.cc:24:17: error: 'keybd_event' was not declared in this scope
   24 |                 keybd_event(0x2E,0,0,0);
      |                 ^~~~~~~~~~~
a.cc:26:28: error: 'KEYEVENTF_KEYUP' was not declared in this scope
   26 |         keybd_event(0x2E,0,KEYEVENTF_KEYUP,0);
      |                            ^~~~~~~~~~~~~~~
Language: C++

// #include <bits/stdc++.h>
#include <map>
#include <set>
#include <ctime>
#include <cstring>
#include <queue>
#include <iostream>
#include <algorithm>
using namespace std;
 
#define mod 1000000007
#define INF 1000000000

#define mp make_pair
#define pb push_back
#define mt make_tuple
#define eb emplace_back
#define all(x) begin(x), end(x)
#define len(x) ((int)(x).size())
#define contains(a, x) (a.find(x) != end(a))
#define rep(i, n) for (int i = 0; i < (int)n; ++i)
#define F(i,a,b) for(int i = (int)(a); i < (int)(b); ++i)
#define RF(i,a,b)for(int i = (int)(a); i >= (int)(b); --i)

using dbl = double;
using ll = long long;
using ull = unsigned long long;
using vi = vector<int>;
using vvi = vector<vi>;
using vvl = vector<long long>;
using pi = pair<int,int>;

#define fast() {ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);}
// #define log(x) cout << x << endl;


int dc(int a,int b) {
	int c = 0, d = 0;
	while (a) c+=1, a/=10;
	while (b) d+=1, b/=10;
	return max(c,d);
}

// int dc2(int a, int b) {
// 	dbl c = log(a)/log(10);
// 	dbl d = log(b)/log(10);
// 	return max(c+1,d+1);
// }


int main() {
	srand(time(NULL));

	ll n,a,b,mn=INF;
	cin >> n;

	for (int i=1; i<=sqrt(n); ++i) {
		a = i, b = n/i;
		if (a*b!=n) continue;
		mn = min<ll>(mn, dc(a, b));
	}

	cout << mn;

	return 0;
}




Compiler output:
a.cc: In function 'int main()':
a.cc:57:26: error: 'sqrt' was not declared in this scope
   57 |         for (int i=1; i<=sqrt(n); ++i) {
      |                          ^~~~
Language: C++

#include<iostream>

using namespace std;

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

    for (long i = 1; i < N; i++){
        if(N % i == 0){
            dive = N / i;
           // cout << dive << endl;
            if (dive <= i) break;
        }
    }
    int copy = dive;
    int count = 0;
    while(1){
        copy = copy / 10;
        count++;
        if (copy == 0) break;
    }
    cout << count << endl;*/
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:28: error: expected primary-expression before '/' token
   24 |     cout << count << endl;*/
      |                            ^
a.cc:25:1: error: expected primary-expression before '}' token
   25 | }
      | ^
Language: C++

#include <bits/stdc++.h> 
using namespace std;
typedef long long ll;
typedef pair<int,int> p;
const int inf=(1<<30);
#define rep(i,a,n)	for(int i=a;i<n;i++)
#define rrep(i,a,n) for(int i=(a-1);i>=n;i--)
	
ll cnt_digit(ll a){
	ll x=0;
	while(a>0){
		a/=10;
		x++;
	}
	return x;
}

int main(){
	ll x;
	cin>>x;
	ll ans=x;
	for(ll i=1;i*i<=x;i++){
		if(x%i!=0)continue;
		ll b=x/i;
		ll y=max(cnt_digit(a),cnt_digit(b));
		ans=min(ans,y);
	}
	cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:36: error: 'a' was not declared in this scope
   25 |                 ll y=max(cnt_digit(a),cnt_digit(b));
      |                                    ^
Language: C++

import math
N = int(input())
ans = []
for i in range(1,round(math.sqrt(N))):
    if N%i == 0:
        ans.append(len(str(N//i)))
print(min(ans))


Compiler output:
a.cc:1:1: error: 'import' does not name a type
    1 | import math
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
Language: C++

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

int main() {
   ll N;
   cin >> N;
   int m=0;
  for(int i=1;i++;i<=sqrt(N)){
    if(N%i==0)m=i;
  }  
  int r=N/m;
  int res=1;
  while (r>=10){
    r/=10;
    res++;
  }  
   cout <<res <<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:5:4: error: 'll' was not declared in this scope
    5 |    ll N;
      |    ^~
a.cc:6:11: error: 'N' was not declared in this scope
    6 |    cin >> N;
      |           ^
Language: C++

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

int main() {
   ll N;
   cin >> N;
   int m=0;
  for(int i=0;i++;i<=sqrt(N)){
    if(N%i==0)m=i;
  }  
  int r=N/m;
  int res=1;
  while (r>=10){
    r/=10;
    res++;
  }  
   cout <<res <<endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:5:4: error: 'll' was not declared in this scope
    5 |    ll N;
      |    ^~
a.cc:6:11: error: 'N' was not declared in this scope
    6 |    cin >> N;
      |           ^
Language: Java

import java.util.Scanner;
import static java.lang.Math.*;

class Main
{
  public static void main(String[]$) {
    long N = new Scanner(System.in).nextInt();
    for (long i = 1; i*i <= N; ++i) {
      if(N % i == 0) {
        ans = min(ans, max($(i), $(N/i)));
      }
    }
    System.out.println(ans);
  }
  
  static int $(long n) {
    int cnt  = 0;
    while(n > 0) {
      n /= 10;
      ++cnt;
    }
    return cnt;
  }
}

Compiler output:
Main.java:10: error: cannot find symbol
        ans = min(ans, max($(i), $(N/i)));
        ^
  symbol:   variable ans
  location: class Main
Main.java:10: error: cannot find symbol
        ans = min(ans, max($(i), $(N/i)));
                  ^
  symbol:   variable ans
  location: class Main
Main.java:13: error: cannot find symbol
    System.out.println(ans);
                       ^
  symbol:   variable ans
  location: class Main
3 errors