Submission #3601436

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Source Code Expand

#include<iostream>
#include<vector>
#include<cstdlib> //abs
using namespace std;
int main(){
  int n;
  cin >> n;
  vector<int> t(n+1,0),x(n+1,0),y(n+1,0);
  for(int i=1;i<n+1;i++){
    cin >> t[i] >> x[i] >> y[i];
  }
  int dis,cnt=0;
  for(int i=1;i<n+1;i++){
    dis=abs(x[i]-x[i-1])+abs(y[i]-y[i-1]);
    if(dis<=t[i]-t[i-1]&&dis%2==(t[i]-t[i-1])%2) cnt++;
  }
  if(cnt==n) cout << "Yes\n";
  else  cout << "No\n";
  return 0;
}

Submission Info

Judge Result