Submission #3400989

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Source Code Expand

#include <bits/stdc++.h>
#define ll long long
using namespace std;

int main() {
//  freopen("in.txt", "r", stdin);
//  freopen("out.txt", "w", stdout);
  int n;
  cin >> n;
  int x[n + 1], y[n + 1], t[n + 1];
  t[0] = x[0] = y[0] = 0;

  for(int i = 1;i <= n;i++){
    cin >> t[i] >> x[i] >> y[i];
  }
  for(int i = 1;i <= n;i++){
    if(t[i] - t[i - 1] >= abs(x[i] - x[i - 1]) + abs(y[i] - y[i - 1])
    && (t[i] - t[i - 1]) % 2 == (abs(x[i] - x[i - 1]) + abs(y[i] - y[i - 1])) % 2){

    }else{
    cout << "No";
    return 0;
    }
  }
  cout << "Yes";
  return 0;
}

Submission Info

Judge Result