Submission #112538

# Submission time Handle Problem Language Result Execution time Memory
112538 2019-05-20T12:47:43 Z nxteru Crocodile's Underground City (IOI11_crocodile) C++14
100 / 100
822 ms 89280 KB
#include "crocodile.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll,ll> P;
#define F first
#define S second
#define PB push_back
#define INF 100000000000000000
ll n,m,k,d[100005],dd[100005];
vector<P>g[100005];
int travel_plan(int N, int M, int R[][2], int L[], int K, int T[]){
	n=N,m=M,k=K;
	for(int i=0;i<m;i++){
		ll a=R[i][0],b=R[i][1],c=L[i];
		g[a].PB(P(b,c));
		g[b].PB(P(a,c));
	}
	for(int i=0;i<n;i++)d[i]=INF,dd[i]=INF;
	priority_queue<P,vector<P>,greater<P> >dik;
	for(int i=0;i<k;i++){
		ll v=T[i];
		d[v]=0;
		dd[v]=0;
		dik.push(P(0,v));
	}
	while(!dik.empty()){
		ll c=dik.top().F,v=dik.top().S;
		dik.pop();
		if(dd[v]<c)continue;
		for(int i=0;i<g[v].size();i++){
			ll u=g[v][i].F,p=c+g[v][i].S;
			if(d[u]>p)swap(d[u],p);
			if(dd[u]>p){
				dd[u]=p;
				dik.push(P(p,u));
			}
		}
	}
	return dd[0];
}

Compilation message

crocodile.cpp: In function 'int travel_plan(int, int, int (*)[2], int*, int, int*)':
crocodile.cpp:31:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=0;i<g[v].size();i++){
               ~^~~~~~~~~~~~
# Verdict Execution time Memory Grader output
1 Correct 4 ms 2688 KB Output is correct
2 Correct 4 ms 2688 KB Output is correct
3 Correct 4 ms 2688 KB Output is correct
4 Correct 4 ms 2816 KB Output is correct
5 Correct 5 ms 2816 KB Output is correct
6 Correct 5 ms 2816 KB Output is correct
7 Correct 4 ms 2816 KB Output is correct
8 Correct 5 ms 2816 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 4 ms 2688 KB Output is correct
2 Correct 4 ms 2688 KB Output is correct
3 Correct 4 ms 2688 KB Output is correct
4 Correct 4 ms 2816 KB Output is correct
5 Correct 5 ms 2816 KB Output is correct
6 Correct 5 ms 2816 KB Output is correct
7 Correct 4 ms 2816 KB Output is correct
8 Correct 5 ms 2816 KB Output is correct
9 Correct 7 ms 3328 KB Output is correct
10 Correct 4 ms 2688 KB Output is correct
11 Correct 5 ms 2816 KB Output is correct
12 Correct 8 ms 3320 KB Output is correct
13 Correct 7 ms 3456 KB Output is correct
14 Correct 4 ms 2688 KB Output is correct
15 Correct 5 ms 2816 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 4 ms 2688 KB Output is correct
2 Correct 4 ms 2688 KB Output is correct
3 Correct 4 ms 2688 KB Output is correct
4 Correct 4 ms 2816 KB Output is correct
5 Correct 5 ms 2816 KB Output is correct
6 Correct 5 ms 2816 KB Output is correct
7 Correct 4 ms 2816 KB Output is correct
8 Correct 5 ms 2816 KB Output is correct
9 Correct 7 ms 3328 KB Output is correct
10 Correct 4 ms 2688 KB Output is correct
11 Correct 5 ms 2816 KB Output is correct
12 Correct 8 ms 3320 KB Output is correct
13 Correct 7 ms 3456 KB Output is correct
14 Correct 4 ms 2688 KB Output is correct
15 Correct 5 ms 2816 KB Output is correct
16 Correct 702 ms 82864 KB Output is correct
17 Correct 86 ms 17696 KB Output is correct
18 Correct 124 ms 20256 KB Output is correct
19 Correct 822 ms 89280 KB Output is correct
20 Correct 387 ms 67732 KB Output is correct
21 Correct 45 ms 9848 KB Output is correct
22 Correct 344 ms 64460 KB Output is correct