Accepted solution

231A - Team.

Open original problem
Source code

#include<bits/stdc++.h>

using namespace std;

int main()

{

  int n;

  cin>>n;

  int count=0;

  for(int i=0;i<n;i++)

  {

      int a,b,c;

      cin>>a>>b>>c;

      if((a+b+c)>1) count++;

  }

  cout<<count<<endl;

}
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