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  1. #include <bits/stdc++.h>
  2. #include <cmath>
  3.  
  4. using namespace std;
  5.  
  6. int main()
  7. {
  8.  
  9.  
  10.     int n;
  11.     cin >> n;
  12.  
  13.     int cnt = 0;
  14.  
  15.     for(int i = 1; i <= n; i++){
  16.           int p1, p2, p3;
  17.           cin >> p1 >> p2 >> p3;
  18.  
  19.           if(p1 + p2 + p3 >= 2){
  20.                     cnt++;
  21.           }
  22.     }
  23.  
  24.     // 
  25.     cout << cnt << "\n";
  26.  
  27.     return 0;
  28. }
  29.  
Success #stdin #stdout 0.01s 5320KB
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Standard input is empty
stdout
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https://ideone.com/gaIDU0
language:
C++14 (gcc 8.3)
created:
1 day ago
visibility:
public

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