Submission #17330

# Submission time Handle Problem Language Result Execution time Memory
17330 2015-11-22T02:01:17 Z comet Jakarta Skyscrapers (APIO15_skyscraper) C++
36 / 100
1000 ms 1720 KB
#include <cstdio>
#include <queue>
#include <algorithm>
#include <cstring>
using namespace std;
typedef pair<int,int> pp;

int N,M;
int a[30010],P[30010];
int dist[30010];
bool chk[30010];

priority_queue<pp,vector<pp>,greater<pp> > Q;

int main(){

	scanf("%d%d",&N,&M);
	for(int i=0;i<M;i++){
		scanf("%d%d",&a[i],&P[i]);
	}

	memset(dist,0x3f,sizeof(dist));
	int INF=dist[0];
	dist[1]=0;
	Q.push(pp(0,1));

	int v;
	while(!Q.empty()){
		do{
			v=Q.top().second;Q.pop();
		}while(!Q.empty()&&chk[v]);
		chk[v]=1;
		if(v==0)break;
		for(int i=0;i<M;i++){
			if(abs(a[v]-a[i])%P[i]==0){
				if(dist[i]>dist[v]+abs(a[v]-a[i])/P[i]){
					dist[i]=dist[v]+abs(a[v]-a[i])/P[i];
					Q.push(pp(dist[i],i));
				}
			}
		}
	}

	if(dist[0]==INF){
		puts("-1");
	}else{
		printf("%d",dist[0]);
	}
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 1592 KB Output is correct
2 Correct 0 ms 1592 KB Output is correct
3 Correct 0 ms 1592 KB Output is correct
4 Correct 0 ms 1592 KB Output is correct
5 Correct 0 ms 1592 KB Output is correct
6 Correct 0 ms 1592 KB Output is correct
7 Correct 0 ms 1592 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 1592 KB Output is correct
2 Correct 0 ms 1592 KB Output is correct
3 Correct 0 ms 1592 KB Output is correct
4 Correct 0 ms 1592 KB Output is correct
5 Correct 0 ms 1592 KB Output is correct
6 Correct 0 ms 1592 KB Output is correct
7 Correct 0 ms 1592 KB Output is correct
8 Correct 0 ms 1592 KB Output is correct
9 Correct 0 ms 1592 KB Output is correct
10 Correct 0 ms 1592 KB Output is correct
11 Correct 0 ms 1592 KB Output is correct
12 Correct 23 ms 1592 KB Output is correct
13 Correct 23 ms 1592 KB Output is correct
14 Correct 0 ms 1592 KB Output is correct
15 Correct 5 ms 1592 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 1592 KB Output is correct
2 Correct 0 ms 1592 KB Output is correct
3 Correct 0 ms 1592 KB Output is correct
4 Correct 0 ms 1592 KB Output is correct
5 Correct 0 ms 1592 KB Output is correct
6 Correct 0 ms 1592 KB Output is correct
7 Correct 0 ms 1592 KB Output is correct
8 Correct 0 ms 1592 KB Output is correct
9 Correct 0 ms 1592 KB Output is correct
10 Correct 1 ms 1592 KB Output is correct
11 Correct 0 ms 1592 KB Output is correct
12 Correct 23 ms 1592 KB Output is correct
13 Correct 23 ms 1592 KB Output is correct
14 Correct 0 ms 1592 KB Output is correct
15 Correct 5 ms 1592 KB Output is correct
16 Correct 5 ms 1592 KB Output is correct
17 Correct 18 ms 1592 KB Output is correct
18 Correct 0 ms 1592 KB Output is correct
19 Correct 0 ms 1592 KB Output is correct
20 Correct 23 ms 1592 KB Output is correct
21 Correct 2 ms 1592 KB Output is correct
22 Correct 1 ms 1592 KB Output is correct
23 Correct 0 ms 1592 KB Output is correct
24 Correct 13 ms 1592 KB Output is correct
25 Correct 4 ms 1592 KB Output is correct
26 Correct 24 ms 1592 KB Output is correct
27 Correct 23 ms 1592 KB Output is correct
28 Correct 12 ms 1592 KB Output is correct
29 Correct 0 ms 1592 KB Output is correct
30 Correct 0 ms 1592 KB Output is correct
31 Correct 0 ms 1592 KB Output is correct
32 Correct 0 ms 1592 KB Output is correct
33 Correct 0 ms 1592 KB Output is correct
34 Correct 0 ms 1592 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 1592 KB Output is correct
2 Correct 0 ms 1592 KB Output is correct
3 Correct 0 ms 1592 KB Output is correct
4 Correct 0 ms 1592 KB Output is correct
5 Correct 0 ms 1592 KB Output is correct
6 Correct 0 ms 1592 KB Output is correct
7 Correct 0 ms 1592 KB Output is correct
8 Correct 0 ms 1592 KB Output is correct
9 Correct 0 ms 1592 KB Output is correct
10 Correct 1 ms 1592 KB Output is correct
11 Correct 2 ms 1592 KB Output is correct
12 Correct 23 ms 1592 KB Output is correct
13 Correct 23 ms 1592 KB Output is correct
14 Correct 0 ms 1592 KB Output is correct
15 Correct 5 ms 1592 KB Output is correct
16 Correct 5 ms 1592 KB Output is correct
17 Correct 19 ms 1592 KB Output is correct
18 Correct 3 ms 1592 KB Output is correct
19 Correct 0 ms 1592 KB Output is correct
20 Correct 23 ms 1592 KB Output is correct
21 Correct 0 ms 1592 KB Output is correct
22 Correct 0 ms 1592 KB Output is correct
23 Correct 2 ms 1592 KB Output is correct
24 Correct 13 ms 1592 KB Output is correct
25 Correct 4 ms 1592 KB Output is correct
26 Correct 24 ms 1592 KB Output is correct
27 Correct 24 ms 1592 KB Output is correct
28 Correct 13 ms 1592 KB Output is correct
29 Correct 0 ms 1592 KB Output is correct
30 Correct 0 ms 1592 KB Output is correct
31 Correct 0 ms 1592 KB Output is correct
32 Correct 0 ms 1592 KB Output is correct
33 Correct 0 ms 1592 KB Output is correct
34 Correct 0 ms 1592 KB Output is correct
35 Execution timed out 1000 ms 1720 KB Program timed out
36 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 0 ms 1592 KB Output is correct
2 Correct 0 ms 1592 KB Output is correct
3 Correct 0 ms 1592 KB Output is correct
4 Correct 0 ms 1592 KB Output is correct
5 Correct 0 ms 1592 KB Output is correct
6 Correct 0 ms 1592 KB Output is correct
7 Correct 0 ms 1592 KB Output is correct
8 Correct 0 ms 1592 KB Output is correct
9 Correct 0 ms 1592 KB Output is correct
10 Correct 0 ms 1592 KB Output is correct
11 Correct 2 ms 1592 KB Output is correct
12 Correct 23 ms 1592 KB Output is correct
13 Correct 23 ms 1592 KB Output is correct
14 Correct 0 ms 1592 KB Output is correct
15 Correct 2 ms 1592 KB Output is correct
16 Correct 5 ms 1592 KB Output is correct
17 Correct 18 ms 1592 KB Output is correct
18 Correct 0 ms 1592 KB Output is correct
19 Correct 0 ms 1592 KB Output is correct
20 Correct 23 ms 1592 KB Output is correct
21 Correct 0 ms 1592 KB Output is correct
22 Correct 0 ms 1592 KB Output is correct
23 Correct 0 ms 1592 KB Output is correct
24 Correct 13 ms 1592 KB Output is correct
25 Correct 4 ms 1592 KB Output is correct
26 Correct 24 ms 1592 KB Output is correct
27 Correct 23 ms 1592 KB Output is correct
28 Correct 8 ms 1592 KB Output is correct
29 Correct 0 ms 1592 KB Output is correct
30 Correct 0 ms 1592 KB Output is correct
31 Correct 0 ms 1592 KB Output is correct
32 Correct 0 ms 1592 KB Output is correct
33 Correct 0 ms 1592 KB Output is correct
34 Correct 0 ms 1592 KB Output is correct
35 Execution timed out 1000 ms 1720 KB Program timed out
36 Halted 0 ms 0 KB -