답안 #15876

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
15876 2015-07-31T18:34:16 Z myungwoo Jakarta Skyscrapers (APIO15_skyscraper) C++14
57 / 100
1000 ms 33440 KB
#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][200];
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); doge[b].pb(p);
		V[b][p] = 1;
		if (!i) S = b;
		if (i == 1) E = b;
	}
	for (int i=0;i<N;i++) for (int j=0;j<200;j++) D[i][j] = 2e9;
	priority_queue <pii> que;
	D[S][0] = 0;
	que.push(mp(0, S*200));
	while (!que.empty()){
		int q = que.top().second, d = -que.top().first; que.pop();
		int jmp = q%200; q /= 200;
		if (D[q][jmp] != d) continue;
		if (jmp){
			if (D[q][0] > d)
				D[q][0] = d, que.push(mp(-D[q][0], q*200));
			if (q >= jmp && D[q-jmp][jmp] > d+1)
				D[q-jmp][jmp] = d+1, que.push(mp(-d-1, (q-jmp)*200+jmp));
			if (q+jmp < N && D[q+jmp][jmp] > d+1)
				D[q+jmp][jmp] = d+1, que.push(mp(-d-1, (q+jmp)*200+jmp));
			continue;
		}
		for (int p: doge[q]){
			if (p > 199){
				for (int i=q-p;i>=0;i-=p)
					if (D[i][0] > d+(q-i)/p)
						D[i][0] = d+(q-i)/p, que.push(mp(-D[i][0], i*200));
				for (int i=q+p;i<N;i+=p)
					if (D[i][0] > d+(i-q)/p)
						D[i][0] = d+(i-q)/p, que.push(mp(-D[i][0], i*200));
			}else{
				if (D[q][p] > d)
					D[q][p] = d, que.push(mp(-d, q*200+p));
			}
		}
	}
	printf("%d\n", D[E][0] < 2e9 ? D[E][0] : -1);
}
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 31724 KB Output is correct
2 Correct 0 ms 31724 KB Output is correct
3 Correct 0 ms 31724 KB Output is correct
4 Correct 0 ms 31724 KB Output is correct
5 Correct 0 ms 31724 KB Output is correct
6 Correct 0 ms 31724 KB Output is correct
7 Correct 0 ms 31724 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 31724 KB Output is correct
2 Correct 0 ms 31724 KB Output is correct
3 Correct 0 ms 31724 KB Output is correct
4 Correct 0 ms 31724 KB Output is correct
5 Correct 0 ms 31724 KB Output is correct
6 Correct 0 ms 31724 KB Output is correct
7 Correct 0 ms 31724 KB Output is correct
8 Correct 0 ms 31724 KB Output is correct
9 Correct 0 ms 31724 KB Output is correct
10 Correct 0 ms 31724 KB Output is correct
11 Correct 0 ms 31724 KB Output is correct
12 Correct 0 ms 31724 KB Output is correct
13 Correct 0 ms 31724 KB Output is correct
14 Correct 0 ms 31724 KB Output is correct
15 Correct 0 ms 31724 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 31724 KB Output is correct
2 Correct 0 ms 31724 KB Output is correct
3 Correct 0 ms 31724 KB Output is correct
4 Correct 0 ms 31724 KB Output is correct
5 Correct 0 ms 31724 KB Output is correct
6 Correct 0 ms 31724 KB Output is correct
7 Correct 0 ms 31724 KB Output is correct
8 Correct 0 ms 31724 KB Output is correct
9 Correct 0 ms 31724 KB Output is correct
10 Correct 1 ms 31724 KB Output is correct
11 Correct 0 ms 31724 KB Output is correct
12 Correct 2 ms 31724 KB Output is correct
13 Correct 0 ms 31724 KB Output is correct
14 Correct 0 ms 31724 KB Output is correct
15 Correct 0 ms 31724 KB Output is correct
16 Correct 0 ms 31724 KB Output is correct
17 Correct 4 ms 31724 KB Output is correct
18 Correct 0 ms 31724 KB Output is correct
19 Correct 2 ms 31724 KB Output is correct
20 Correct 0 ms 31724 KB Output is correct
21 Correct 0 ms 31724 KB Output is correct
22 Correct 0 ms 31724 KB Output is correct
23 Correct 0 ms 31724 KB Output is correct
24 Correct 0 ms 31724 KB Output is correct
25 Correct 2 ms 31724 KB Output is correct
26 Correct 0 ms 31724 KB Output is correct
27 Correct 0 ms 31724 KB Output is correct
28 Correct 3 ms 31724 KB Output is correct
29 Correct 9 ms 31724 KB Output is correct
30 Correct 4 ms 31724 KB Output is correct
31 Correct 5 ms 31724 KB Output is correct
32 Correct 0 ms 31724 KB Output is correct
33 Correct 16 ms 31724 KB Output is correct
34 Correct 12 ms 31724 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 31724 KB Output is correct
2 Correct 0 ms 31724 KB Output is correct
3 Correct 0 ms 31724 KB Output is correct
4 Correct 0 ms 31724 KB Output is correct
5 Correct 0 ms 31724 KB Output is correct
6 Correct 0 ms 31724 KB Output is correct
7 Correct 0 ms 31724 KB Output is correct
8 Correct 0 ms 31724 KB Output is correct
9 Correct 0 ms 31724 KB Output is correct
10 Correct 0 ms 31724 KB Output is correct
11 Correct 3 ms 31724 KB Output is correct
12 Correct 0 ms 31724 KB Output is correct
13 Correct 0 ms 31724 KB Output is correct
14 Correct 0 ms 31724 KB Output is correct
15 Correct 0 ms 31724 KB Output is correct
16 Correct 0 ms 31724 KB Output is correct
17 Correct 0 ms 31724 KB Output is correct
18 Correct 0 ms 31724 KB Output is correct
19 Correct 0 ms 31724 KB Output is correct
20 Correct 0 ms 31724 KB Output is correct
21 Correct 0 ms 31724 KB Output is correct
22 Correct 0 ms 31724 KB Output is correct
23 Correct 0 ms 31724 KB Output is correct
24 Correct 0 ms 31724 KB Output is correct
25 Correct 0 ms 31724 KB Output is correct
26 Correct 0 ms 31724 KB Output is correct
27 Correct 0 ms 31724 KB Output is correct
28 Correct 3 ms 31724 KB Output is correct
29 Correct 9 ms 31724 KB Output is correct
30 Correct 4 ms 31724 KB Output is correct
31 Correct 3 ms 31724 KB Output is correct
32 Correct 5 ms 31724 KB Output is correct
33 Correct 16 ms 31724 KB Output is correct
34 Correct 17 ms 31724 KB Output is correct
35 Correct 13 ms 31988 KB Output is correct
36 Correct 5 ms 31724 KB Output is correct
37 Correct 27 ms 32024 KB Output is correct
38 Correct 21 ms 31988 KB Output is correct
39 Correct 20 ms 31988 KB Output is correct
40 Correct 27 ms 31988 KB Output is correct
41 Correct 24 ms 31988 KB Output is correct
42 Correct 7 ms 31856 KB Output is correct
43 Correct 0 ms 31856 KB Output is correct
44 Correct 11 ms 31856 KB Output is correct
45 Correct 66 ms 32288 KB Output is correct
46 Correct 70 ms 32284 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 31724 KB Output is correct
2 Correct 0 ms 31724 KB Output is correct
3 Correct 0 ms 31724 KB Output is correct
4 Correct 0 ms 31724 KB Output is correct
5 Correct 0 ms 31724 KB Output is correct
6 Correct 0 ms 31724 KB Output is correct
7 Correct 0 ms 31724 KB Output is correct
8 Correct 0 ms 31724 KB Output is correct
9 Correct 0 ms 31724 KB Output is correct
10 Correct 0 ms 31724 KB Output is correct
11 Correct 0 ms 31724 KB Output is correct
12 Correct 0 ms 31724 KB Output is correct
13 Correct 2 ms 31724 KB Output is correct
14 Correct 2 ms 31724 KB Output is correct
15 Correct 0 ms 31724 KB Output is correct
16 Correct 0 ms 31724 KB Output is correct
17 Correct 0 ms 31724 KB Output is correct
18 Correct 0 ms 31724 KB Output is correct
19 Correct 0 ms 31724 KB Output is correct
20 Correct 0 ms 31724 KB Output is correct
21 Correct 1 ms 31724 KB Output is correct
22 Correct 2 ms 31724 KB Output is correct
23 Correct 2 ms 31724 KB Output is correct
24 Correct 0 ms 31724 KB Output is correct
25 Correct 3 ms 31724 KB Output is correct
26 Correct 0 ms 31724 KB Output is correct
27 Correct 0 ms 31724 KB Output is correct
28 Correct 0 ms 31724 KB Output is correct
29 Correct 6 ms 31724 KB Output is correct
30 Correct 0 ms 31724 KB Output is correct
31 Correct 5 ms 31724 KB Output is correct
32 Correct 4 ms 31724 KB Output is correct
33 Correct 16 ms 31724 KB Output is correct
34 Correct 12 ms 31724 KB Output is correct
35 Correct 20 ms 31988 KB Output is correct
36 Correct 5 ms 31724 KB Output is correct
37 Correct 26 ms 32024 KB Output is correct
38 Correct 27 ms 31988 KB Output is correct
39 Correct 27 ms 31988 KB Output is correct
40 Correct 22 ms 31988 KB Output is correct
41 Correct 28 ms 31988 KB Output is correct
42 Correct 0 ms 31856 KB Output is correct
43 Correct 0 ms 31856 KB Output is correct
44 Correct 0 ms 31856 KB Output is correct
45 Correct 71 ms 32288 KB Output is correct
46 Correct 71 ms 32284 KB Output is correct
47 Correct 87 ms 32456 KB Output is correct
48 Correct 11 ms 32120 KB Output is correct
49 Correct 16 ms 32120 KB Output is correct
50 Correct 11 ms 31988 KB Output is correct
51 Correct 48 ms 32700 KB Output is correct
52 Correct 52 ms 32708 KB Output is correct
53 Correct 29 ms 32252 KB Output is correct
54 Correct 3 ms 31724 KB Output is correct
55 Correct 7 ms 31724 KB Output is correct
56 Correct 15 ms 32648 KB Output is correct
57 Correct 76 ms 31724 KB Output is correct
58 Correct 21 ms 31856 KB Output is correct
59 Correct 17 ms 31856 KB Output is correct
60 Correct 18 ms 31860 KB Output is correct
61 Correct 25 ms 31872 KB Output is correct
62 Correct 39 ms 32648 KB Output is correct
63 Correct 42 ms 32736 KB Output is correct
64 Correct 46 ms 32696 KB Output is correct
65 Correct 357 ms 32708 KB Output is correct
66 Execution timed out 1000 ms 33440 KB Program timed out
67 Halted 0 ms 0 KB -