Submission #3814134


Source Code Expand

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

typedef long long ll;
ll const inf = 1e18;

int main(void){
    cin.tie(0);
    ios::sync_with_stdio(false);

    int n, m;
    cin >> n >> m;
    string ans = "Yes";
    vector<ll> vec(n, inf);
    
    for(int i=0; i<m; i++){
        int a, b, c;
        cin >> a >> b >> c;
        if(vec.at(a-1) == inf && vec.at(b-1) == inf){
            vec.at(a-1) = 0;
            vec.at(b-1) = c;
        }else if(vec.at(a-1) == inf){
            vec.at(a-1) = vec.at(b-1) - c;
        }else if(vec.at(b-1) == inf){
            vec.at(b-1) = vec.at(a-1) + c;
        }else{
            if(vec.at(b-1) - vec.at(a-1) != c){
                ans = "No";
            }
        }
    }

    cout << ans << endl;

    return 0;
}

Submission Info

Submission Time
Task D - People on a Line
User Almond
Language C++14 (GCC 5.4.1)
Score 0
Code Size 796 Byte
Status WA
Exec Time 51 ms
Memory 1152 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 400
Status
AC × 5
AC × 27
WA × 20
Set Name Test Cases
Sample sample01.txt, sample02.txt, sample03.txt, sample04.txt, sample05.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, 26.txt, 27.txt, 28.txt, 29.txt, 30.txt, 31.txt, 32.txt, 33.txt, 34.txt, 35.txt, 36.txt, 37.txt, 38.txt, 39.txt, 40.txt, 41.txt, 42.txt, sample01.txt, sample02.txt, sample03.txt, sample04.txt, sample05.txt
Case Name Status Exec Time Memory
01.txt AC 48 ms 1024 KB
02.txt WA 49 ms 1024 KB
03.txt AC 49 ms 1024 KB
04.txt WA 51 ms 1024 KB
05.txt AC 44 ms 1024 KB
06.txt WA 36 ms 1024 KB
07.txt AC 42 ms 1024 KB
08.txt WA 33 ms 1024 KB
09.txt WA 30 ms 1024 KB
10.txt WA 29 ms 1024 KB
11.txt AC 30 ms 1024 KB
12.txt AC 36 ms 1024 KB
13.txt WA 40 ms 1024 KB
14.txt WA 32 ms 1024 KB
15.txt AC 36 ms 1024 KB
16.txt AC 32 ms 1024 KB
17.txt WA 45 ms 1024 KB
18.txt WA 42 ms 1024 KB
19.txt WA 33 ms 1024 KB
20.txt WA 34 ms 1024 KB
21.txt AC 45 ms 1024 KB
22.txt AC 34 ms 1024 KB
23.txt AC 45 ms 1024 KB
24.txt AC 34 ms 1024 KB
25.txt WA 46 ms 1024 KB
26.txt WA 45 ms 1024 KB
27.txt WA 26 ms 1024 KB
28.txt WA 34 ms 1024 KB
29.txt WA 26 ms 1024 KB
30.txt WA 32 ms 1024 KB
31.txt WA 26 ms 1024 KB
32.txt WA 32 ms 1024 KB
33.txt AC 45 ms 1024 KB
34.txt AC 45 ms 1024 KB
35.txt AC 26 ms 1024 KB
36.txt AC 34 ms 1024 KB
37.txt AC 26 ms 1024 KB
38.txt AC 32 ms 1024 KB
39.txt AC 26 ms 1024 KB
40.txt AC 33 ms 1152 KB
41.txt AC 2 ms 1024 KB
42.txt AC 17 ms 1024 KB
sample01.txt AC 1 ms 256 KB
sample02.txt AC 1 ms 256 KB
sample03.txt AC 1 ms 256 KB
sample04.txt AC 1 ms 256 KB
sample05.txt AC 1 ms 256 KB