51nod1459 dijkstra

#include <iostream>
#include <cstdio>
#include <cstring>
using namespace std;
int map[501][501], dis[501], value[501], maxval[501];
bool book[501];
int n, m, start, end, a, b, len;

void dij(){
	for(int i = 0; i < n; i++){
		dis[i] = map[start][i];
	}
	dis[start] = 0;
	maxval[start] = value[start];
	for(int i = 0; i < n; i++){
		int min = 999999;
		int u = start;
		for(int j = 0; j < n; j++){
			if(!book[j] && dis[j] < min){
				min = dis[j];
				u = j;
			}
		}
		book[u] = true;
		for(int j = 0; j < n; j++){
			if(dis[j] > dis[u] + map[u][j]){
				dis[j] = dis[u] + map[u][j];
				maxval[j] = maxval[u] + value[j];
			}
			if(dis[j] == dis[u] + map[u][j]){
				maxval[j] = maxval[j] > (maxval[u] + value[j]) ? maxval[j] : (maxval[u] + value[j]);
			}
		}
	}
}
int main(){
	memset(book, 0, sizeof(book));
	cin >> n >> m >> start >> end;
	for(int i = 0; i < n; i++){
		cin >> value[i];
	}
	memset(map, 999999, sizeof(map));
	for(int i = 0; i < m; i++){
		cin >> a >> b >> len;
		map[a][b] = len;
		map[b][a] = len;
	}
	dij();
	cout << dis[end] << " " << maxval[end] << endl;
	return 0;
}

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