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  1. #include <string>
  2. #include <iostream>
  3. using namespace std;
  4.  
  5. int main()
  6.   {
  7.    string str;
  8.    cin>>str;
  9.    unsigned sum=0;
  10.    for(auto ch:str) sum+=ch-'0'; // lub ewentualnie for(size_t i=0;i<str.size();++i) sum+=str[i]-'0';
  11.    cout<<sum;
  12.    return 0;
  13.   }
Success #stdin #stdout 0s 3460KB
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stdin 
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stdout 
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https://ideone.com/0MzD6k
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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