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Ritam_C

bit++ method 1

Feb 21st, 2021
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C++ 0.34 KB | None | 0 0
  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main(){
  5.     ios_base::sync_with_stdio(false);
  6.     cin.tie(NULL);
  7.     int n;
  8.     cin >> n;
  9.     int a[2] = {0};
  10.     while(n--){
  11.         string s;
  12.         cin >> s;
  13.         if(s[1] == '+'){
  14.             a[0]++;
  15.         } else{
  16.             a[1]++;
  17.         }
  18.     }
  19.     cout << a[0]-a[1];
  20. }
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