Submission #63002513

Source Code Expand

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#include<bits/stdc++.h>
using namespace std;
#define int long long
#define INF 10000000009
#define MOD 1000000007
#define endl '\n'
typedef pair<int,int> pll;
map<int,int>mp;
const int N=2e5+10;
int a[N],b[N];
void solve()
{
  string s;
  cin>>s;
  string ch="";
  for(int i=0;i<s.length();i++)
  {
    if(s[i]!='2')
    {
      s.erase(i,1);
      i--;
 
 
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#include<bits/stdc++.h>
using namespace std;
#define int long long
#define INF 10000000009
#define MOD 1000000007
#define endl '\n'
typedef pair<int,int> pll;
map<int,int>mp;
const int N=2e5+10;
int a[N],b[N];
void solve()
{
	string s;
	cin>>s;
	string ch="";
	for(int i=0;i<s.length();i++)
	{
		if(s[i]!='2')
		{
			s.erase(i,1);
			i--;
		}
	}
	cout<<s<<endl;
}
signed main()
{
	int t;
	t=1;
//	cin>>t;
	while(t--)
	{
		solve();
	}
	return 0;
}

Submission Info

Compile Error

Main.cpp: In function ‘void solve()’:
Main.cpp:16:22: warning: comparison of integer expressions of different signedness: ‘long long int’ and ‘std::__cxx11::basic_string<char>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   16 |         for(int i=0;i<s.length();i++)
      |                     ~^~~~~~~~~~~

Judge Result