1 solutions

  • 0
    @ 2023-12-3 21:34:35

    C++ :

    #include<iostream>
    using namespace std;
    int main(){
        string s;
        cin>>s;
        int count=0;
        for(int i=0;i<s.size();i++){
            if(s[i]=='1'){
                count++;
            }
        }cout<<count;
        return 0;
    }
    
    • 1

    Information

    ID
    1304
    Time
    1000ms
    Memory
    128MiB
    Difficulty
    (None)
    Tags
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