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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main(){
  5.     int sum = 0;
  6.     string input;
  7.     for(int i = 0; i < 4; ++i){
  8.         cin >> input;
  9.         if(input == "++")
  10.             sum++;
  11.         else
  12.             sum--;
  13.     }
  14.     cout << sum << endl;
  15.     return 0;
  16. }
Success #stdin #stdout 0.01s 5292KB
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stdin
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-- -- -- --
stdout
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-4
https://ideone.com/W7kucl
language:
C++14 (gcc 8.3)
created:
1 day ago
visibility:
public

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