Submission #63005282

Source Code Expand

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#include<bits/stdc++.h>
using namespace std;
using ll=long long;
int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);cout.tie(0);
    
    string s;
    cin>>s;
    for(int i=0;i<s.length();i++){
        if(s[i]=='2'){
            cout<<2;
        }
    }
    return 0;
}
 
 
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#include<bits/stdc++.h>
using namespace std;
using ll=long long;

int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);cout.tie(0);
    
    string s;
    cin>>s;
    for(int i=0;i<s.length();i++){
        if(s[i]=='2'){
            cout<<2;
        }
    }

    return 0;
}

Submission Info

Compile Error

Main.cpp: In function ‘int main()’:
Main.cpp:11:18: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::__cxx11::basic_string<char>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   11 |     for(int i=0;i<s.length();i++){
      |                 ~^~~~~~~~~~~

Judge Result