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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main(){
  5.     freopen("TONGCS.INP", "r", stdin);
  6.     freopen("TONGCS.OUT", "w", stdout);
  7.     string s;
  8.     long long ans=0;
  9.     cin>>s;
  10.     for(int i=0;i<s.length();i++) ans+=s[i]-'0';
  11.     cout<<ans;
  12.     return 0;
  13. }
  14.  
Success #stdin #stdout 0.01s 5300KB
comments (?)
stdin 
Standard input is empty
stdout 
Standard output is empty
https://ideone.com/pcisdA
language:
C++ (gcc 8.3)
created:
241 days ago
visibility:
public

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