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 |
|
|
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 |