Submission #1692344
Source Code Expand
#include<bits/stdc++.h> #define loop(i, a, b) for(int i = a; i < b; i++) #define rep(i, a) loop(i, 0, a) using namespace std; const int MOD = 1000000007; const int inf = 1e9; using vi = vector <int>; using vvi = vector <vi>; using vc = vector <char>; using vvc = vector <vc>; using vs = vector <string>; using vvs = vector <vs>; //g++ -std==c++14 //setprecision(10) vvi G; int main(){ int t; cin >> t; rep(va, t){ int n; cin >> n; G = vvi(n, vi(n)); bool judge = true; rep(i, n)rep(j, n){ cin >> G[i][j]; if(G[i][j] == -1) G[i][j] = inf; if(G[i][j] && i == j){ cout << "NO" << endl; judge = false; } } rep(k, n)rep(i, n)rep(j, n) if(judge && G[i][j] > G[i][k] + G[k][j]){ cout << "NO" << endl; judge = false; } if(judge) cout << "YES" << endl; matoba:; } }
Submission Info
Submission Time | |
---|---|
Task | C - 最短経路 |
User | Masumi |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1050 Byte |
Status | WA |
Exec Time | 9 ms |
Memory | 256 KB |
Judge Result
Set Name | All | ||||
---|---|---|---|---|---|
Score / Max Score | 0 / 100 | ||||
Status |
|
Set Name | Test Cases |
---|---|
All | 00_sample.txt, 10_random_00.txt, 10_random_01.txt, 10_random_02.txt, 10_random_03.txt, 10_random_04.txt, 10_random_05.txt, 10_random_06.txt, 10_random_07.txt, 10_random_08.txt, 10_random_09.txt, 10_random_10.txt, 10_random_11.txt, 10_random_12.txt, 10_random_13.txt, 10_random_14.txt, 10_random_15.txt, 10_random_16.txt, 10_random_17.txt, 10_random_18.txt, 10_random_19.txt, 10_random_20.txt, 10_random_21.txt, 10_random_22.txt, 10_random_23.txt, 10_random_24.txt, 10_random_25.txt, 10_random_26.txt, 10_random_27.txt, 10_random_28.txt, 10_random_29.txt, 22_random_30.txt, 22_random_31.txt, 23_coplete_32.txt, 23_coplete_33.txt, 24_path_34.txt, 24_path_35.txt, 25_tree_36.txt, 25_tree_37.txt, 26_noedge_38.txt, 27_dot_39.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
00_sample.txt | AC | 1 ms | 256 KB |
10_random_00.txt | AC | 8 ms | 256 KB |
10_random_01.txt | AC | 8 ms | 256 KB |
10_random_02.txt | AC | 8 ms | 256 KB |
10_random_03.txt | AC | 8 ms | 256 KB |
10_random_04.txt | AC | 8 ms | 256 KB |
10_random_05.txt | AC | 8 ms | 256 KB |
10_random_06.txt | AC | 8 ms | 256 KB |
10_random_07.txt | AC | 8 ms | 256 KB |
10_random_08.txt | AC | 8 ms | 256 KB |
10_random_09.txt | AC | 8 ms | 256 KB |
10_random_10.txt | AC | 8 ms | 256 KB |
10_random_11.txt | AC | 8 ms | 256 KB |
10_random_12.txt | WA | 8 ms | 256 KB |
10_random_13.txt | AC | 8 ms | 256 KB |
10_random_14.txt | AC | 8 ms | 256 KB |
10_random_15.txt | AC | 8 ms | 256 KB |
10_random_16.txt | AC | 8 ms | 256 KB |
10_random_17.txt | WA | 8 ms | 256 KB |
10_random_18.txt | AC | 8 ms | 256 KB |
10_random_19.txt | AC | 8 ms | 256 KB |
10_random_20.txt | AC | 8 ms | 256 KB |
10_random_21.txt | AC | 8 ms | 256 KB |
10_random_22.txt | AC | 8 ms | 256 KB |
10_random_23.txt | AC | 8 ms | 256 KB |
10_random_24.txt | WA | 8 ms | 256 KB |
10_random_25.txt | AC | 8 ms | 256 KB |
10_random_26.txt | AC | 8 ms | 256 KB |
10_random_27.txt | AC | 8 ms | 256 KB |
10_random_28.txt | AC | 8 ms | 256 KB |
10_random_29.txt | AC | 8 ms | 256 KB |
22_random_30.txt | WA | 8 ms | 256 KB |
22_random_31.txt | WA | 8 ms | 256 KB |
23_coplete_32.txt | WA | 9 ms | 256 KB |
23_coplete_33.txt | WA | 9 ms | 256 KB |
24_path_34.txt | AC | 8 ms | 256 KB |
24_path_35.txt | AC | 8 ms | 256 KB |
25_tree_36.txt | AC | 8 ms | 256 KB |
25_tree_37.txt | AC | 8 ms | 256 KB |
26_noedge_38.txt | WA | 8 ms | 256 KB |
27_dot_39.txt | AC | 1 ms | 256 KB |