Submission #15879

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
158792015-07-31 18:58:10myungwooJakarta Skyscrapers (APIO15_skyscraper)C++14
100 / 100
101 ms11656 KiB
#include <bits/stdc++.h>
using namespace std;
#define MAXN 30005
#define pb push_back
#define mp make_pair
typedef pair<int, int> pii;
int N, M, S, E;
int D[MAXN];
bool V[MAXN][200];
vector <int> doge[MAXN];
int main()
{
scanf("%d%d", &N, &M);
for (int i=0;i<M;i++){
int b, p;
scanf("%d%d", &b, &p);
if (p > 199 || !V[b][p]) doge[b].pb(p);
if (p < 200) V[b][p] = 1;
if (!i) S = b;
if (i == 1) E = b;
}
for (int i=0;i<N;i++) D[i] = 2e9;
priority_queue <pii> que;
D[S] = 0;
que.push(mp(0, S));
while (!que.empty()){
int q = que.top().second, d = -que.top().first; que.pop();
 
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