Submission #2543054


Source Code Expand

#include <bits/stdc++.h>

using namespace std;

#define long long long
#define INF ((long) 1e18)
#define MOD 1000000007
#define mll map<long, long>
#define pll pair<long, long>
#define pb push_back
#define FOR(i, a, b) \
  for (long i = (a); i < (long) (b); i++)
#define PRINTV(v) \
  FOR (_i, 0, v.size()) \
    cout << v[_i] << " "; \
  cout << "\n";

int main()
{
  ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);

  long n;
  cin >> n;

  long x0 = 0, y0 = 0, t0 = 0;
  while (n--) {
    long t, x, y;
    cin >> t >> x >> y;
    long dt = t - t0;
    long dx = abs(x - x0);
    long dy = abs(y - y0);
    long d = dx + dy;
    if (not (dt >= d and (dt - d) % 2 == 0)) {
      puts("No");
      return 0;
    }
    t0 = t;
    x0 = x;
    y0 = y;
  }
  puts("Yes");
}

Submission Info

Submission Time
Task C - Traveling
User vjudge5
Language C++14 (GCC 5.4.1)
Score 300
Code Size 783 Byte
Status AC
Exec Time 21 ms
Memory 256 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 300 / 300
Status
AC × 3
AC × 13
Set Name Test Cases
Sample 0_000.txt, 0_001.txt, 0_002.txt
All 0_000.txt, 0_001.txt, 0_002.txt, 1_003.txt, 1_004.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt, 1_010.txt, 1_011.txt, 1_012.txt
Case Name Status Exec Time Memory
0_000.txt AC 1 ms 256 KB
0_001.txt AC 1 ms 256 KB
0_002.txt AC 1 ms 256 KB
1_003.txt AC 1 ms 256 KB
1_004.txt AC 21 ms 256 KB
1_005.txt AC 1 ms 256 KB
1_006.txt AC 19 ms 256 KB
1_007.txt AC 4 ms 256 KB
1_008.txt AC 1 ms 256 KB
1_009.txt AC 1 ms 256 KB
1_010.txt AC 1 ms 256 KB
1_011.txt AC 1 ms 256 KB
1_012.txt AC 1 ms 256 KB