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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5.     int n;
  6.     cin >> n;
  7.  
  8.     int g = 0;  
  9.  
  10.     for (int i = 0; i < n; i++) {
  11.         int a, b, c;
  12.         cin >> a >> b >> c;
  13.  
  14.         if (a + b + c >= 2) {  
  15.             g++;               
  16.         }
  17.     }
  18.  
  19.     cout << g << endl;
  20.     return 0;
  21. }
Success #stdin #stdout 0.01s 5288KB
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https://ideone.com/3ZLHYB
language:
C++14 (gcc 8.3)
created:
4 days ago
visibility:
public

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