oj.uz

Submission #547565

# Submission time Handle Problem Language Result Execution time Memory
547565 2022-04-11T00:50:38 Z tmn2005 Commuter Pass (JOI18_commuter_pass) C++17
24 / 100
 40 ms 1876 KB 
#include<bits/stdc++.h>
using namespace std;

#define int long long

const int N = 305;
int dis[N][N];

signed main(){
	ios::sync_with_stdio(0), cin.tie(0);	
	int n, m, s, f, l, r;
	cin>>n>>m;
	cin>>s>>f;
	cin>>l>>r;
	
	memset(dis, 63, sizeof dis);
	for(int i=1; i<=n; i++)dis[i][i] = 0;
	while(m--){
		int x, y, z;
		cin>>x>>y>>z;
		dis[x][y] = min(dis[x][y], z);
		dis[y][x] = min(dis[y][x], z);
	}
	for(int k=1; k<=n; k++){
		for(int i=1; i<=n; i++){
			for(int j=1; j<=n; j++){
				dis[i][j] = min(dis[i][j], dis[i][k] + dis[k][j]);
			}
		}
	}
	int res = dis[l][r];
	for(int i=1; i<=n; i++){
		for(int j=1; j<=n; j++){
			if(dis[s][i] + dis[i][j] + dis[j][f] == dis[s][f]){
				res = min(res, dis[l][i] + dis[j][r]);
				res = min(res, dis[l][j] + dis[i][r]);
			}
		}	
	}
	cout<<res<<"\n";
}

Subtask #1
0 / 16.0

# Verdict Execution time Memory Grader output
1 Runtime error 2 ms 1876 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #2
0 / 15.0

# Verdict Execution time Memory Grader output
1 Runtime error 2 ms 1876 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #3
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 33 ms 980 KB Output is correct
2 Correct 28 ms 1056 KB Output is correct
3 Correct 29 ms 1064 KB Output is correct
4 Correct 40 ms 1780 KB Output is correct
5 Correct 32 ms 1364 KB Output is correct
6 Correct 28 ms 980 KB Output is correct
7 Correct 33 ms 1068 KB Output is correct
8 Correct 29 ms 1108 KB Output is correct
9 Correct 29 ms 980 KB Output is correct
10 Correct 34 ms 1364 KB Output is correct
11 Correct 28 ms 976 KB Output is correct
12 Correct 29 ms 1044 KB Output is correct
13 Correct 27 ms 980 KB Output is correct
14 Correct 28 ms 980 KB Output is correct
15 Correct 28 ms 1108 KB Output is correct

Subtask #4
0 / 45.0

# Verdict Execution time Memory Grader output
1 Runtime error 2 ms 1876 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -