답안 #882690

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
882690 2023-12-03T13:18:39 Z aeg Jakarta Skyscrapers (APIO15_skyscraper) C++14
57 / 100
1000 ms 21704 KB
#pragma GCC optimize("Ofast,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,popcnt,lzcnt")
#include <bits/stdc++.h>
using namespace std;

const int MAXM = 3e4+5, MAXN = 3e4+5;

int n, p[MAXM], m, secloc;
vector<int> a(MAXN, INT_MAX);
queue<int> b[MAXN];

struct triple {
	int first, second;
	char third;
	triple() : first(0), second(0), third(0) {}
	triple(int a, int b, char c) :first(a), second(b), third(c) {}
};

queue<triple> curr, oth;

signed main() {
	cin.tie(0)->sync_with_stdio(0);
	cin >> n >> m;
	for(int i = 0; i < m; i++) {
		int tmp;
		cin >> tmp >> p[i];
		if(i==0) curr.push({tmp, p[0], 3});
		b[tmp].push(i);
		if(i==1) secloc = tmp;
	}
	int curval = 0;
	while(!curr.empty()) {
		auto cur = curr.front(); curr.pop();
		if(a[cur.first] == INT_MAX) {
			while(!b[cur.first].empty()) {
				int x = b[cur.first].front();
				b[cur.first].pop();
				if(p[x] != cur.second)
					curr.push({cur.first, p[x], 3});
			}
		}
		a[cur.first] = min(a[cur.first], curval);
		if(cur.first >= cur.second && cur.third & 1)
			oth.push({cur.first - cur.second, cur.second, 1});
		if(cur.first < n - cur.second && cur.third & 2)
			oth.push({cur.first + cur.second, cur.second, 2});
		if(curr.empty()) {
			swap(curr, oth);
			curval ++;
		}
	}
	cout << (a[secloc] == INT_MAX ? -1 : a[secloc]) << '\n';
}
# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 20572 KB Output is correct
2 Correct 10 ms 20572 KB Output is correct
3 Correct 10 ms 20568 KB Output is correct
4 Correct 10 ms 20784 KB Output is correct
5 Correct 10 ms 20824 KB Output is correct
6 Correct 11 ms 20572 KB Output is correct
7 Correct 10 ms 20608 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 11 ms 20572 KB Output is correct
2 Correct 13 ms 20760 KB Output is correct
3 Correct 10 ms 20700 KB Output is correct
4 Correct 10 ms 20572 KB Output is correct
5 Correct 12 ms 20784 KB Output is correct
6 Correct 12 ms 20828 KB Output is correct
7 Correct 12 ms 20572 KB Output is correct
8 Correct 11 ms 20552 KB Output is correct
9 Correct 10 ms 20688 KB Output is correct
10 Correct 10 ms 20572 KB Output is correct
11 Correct 10 ms 20572 KB Output is correct
12 Correct 12 ms 20804 KB Output is correct
13 Correct 12 ms 20596 KB Output is correct
14 Correct 11 ms 20828 KB Output is correct
15 Correct 11 ms 20572 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 20572 KB Output is correct
2 Correct 11 ms 20572 KB Output is correct
3 Correct 11 ms 20572 KB Output is correct
4 Correct 10 ms 20676 KB Output is correct
5 Correct 10 ms 20568 KB Output is correct
6 Correct 11 ms 20572 KB Output is correct
7 Correct 11 ms 20776 KB Output is correct
8 Correct 11 ms 20628 KB Output is correct
9 Correct 11 ms 20572 KB Output is correct
10 Correct 11 ms 20572 KB Output is correct
11 Correct 10 ms 20620 KB Output is correct
12 Correct 12 ms 20828 KB Output is correct
13 Correct 11 ms 20572 KB Output is correct
14 Correct 11 ms 20572 KB Output is correct
15 Correct 11 ms 20572 KB Output is correct
16 Correct 10 ms 20568 KB Output is correct
17 Correct 11 ms 20580 KB Output is correct
18 Correct 13 ms 20828 KB Output is correct
19 Correct 11 ms 20572 KB Output is correct
20 Correct 11 ms 20600 KB Output is correct
21 Correct 11 ms 20752 KB Output is correct
22 Correct 10 ms 20572 KB Output is correct
23 Correct 11 ms 20572 KB Output is correct
24 Correct 11 ms 20572 KB Output is correct
25 Correct 11 ms 20648 KB Output is correct
26 Correct 12 ms 20572 KB Output is correct
27 Correct 43 ms 20848 KB Output is correct
28 Correct 15 ms 20572 KB Output is correct
29 Correct 11 ms 20808 KB Output is correct
30 Correct 11 ms 20572 KB Output is correct
31 Correct 11 ms 20572 KB Output is correct
32 Correct 10 ms 20572 KB Output is correct
33 Correct 11 ms 20572 KB Output is correct
34 Correct 12 ms 20828 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 10 ms 20744 KB Output is correct
2 Correct 10 ms 20572 KB Output is correct
3 Correct 11 ms 20644 KB Output is correct
4 Correct 15 ms 20824 KB Output is correct
5 Correct 11 ms 20780 KB Output is correct
6 Correct 10 ms 20572 KB Output is correct
7 Correct 10 ms 20572 KB Output is correct
8 Correct 10 ms 20572 KB Output is correct
9 Correct 10 ms 20572 KB Output is correct
10 Correct 14 ms 20568 KB Output is correct
11 Correct 11 ms 20764 KB Output is correct
12 Correct 12 ms 20828 KB Output is correct
13 Correct 10 ms 20572 KB Output is correct
14 Correct 11 ms 20828 KB Output is correct
15 Correct 14 ms 20572 KB Output is correct
16 Correct 11 ms 20572 KB Output is correct
17 Correct 13 ms 20572 KB Output is correct
18 Correct 10 ms 20568 KB Output is correct
19 Correct 10 ms 20572 KB Output is correct
20 Correct 11 ms 20780 KB Output is correct
21 Correct 12 ms 20764 KB Output is correct
22 Correct 11 ms 20572 KB Output is correct
23 Correct 11 ms 20572 KB Output is correct
24 Correct 14 ms 21084 KB Output is correct
25 Correct 12 ms 20568 KB Output is correct
26 Correct 10 ms 20572 KB Output is correct
27 Correct 44 ms 20788 KB Output is correct
28 Correct 14 ms 20804 KB Output is correct
29 Correct 12 ms 20572 KB Output is correct
30 Correct 11 ms 20568 KB Output is correct
31 Correct 11 ms 20572 KB Output is correct
32 Correct 11 ms 20572 KB Output is correct
33 Correct 13 ms 20828 KB Output is correct
34 Correct 15 ms 20572 KB Output is correct
35 Correct 16 ms 21084 KB Output is correct
36 Correct 14 ms 20824 KB Output is correct
37 Correct 16 ms 21080 KB Output is correct
38 Correct 17 ms 21084 KB Output is correct
39 Correct 17 ms 21084 KB Output is correct
40 Correct 17 ms 21076 KB Output is correct
41 Correct 17 ms 21084 KB Output is correct
42 Correct 15 ms 20828 KB Output is correct
43 Correct 578 ms 21704 KB Output is correct
44 Correct 14 ms 20824 KB Output is correct
45 Correct 18 ms 21084 KB Output is correct
46 Correct 20 ms 21168 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 11 ms 20568 KB Output is correct
2 Correct 11 ms 20572 KB Output is correct
3 Correct 10 ms 20572 KB Output is correct
4 Correct 11 ms 20572 KB Output is correct
5 Correct 12 ms 20780 KB Output is correct
6 Correct 12 ms 20572 KB Output is correct
7 Correct 10 ms 20568 KB Output is correct
8 Correct 12 ms 20572 KB Output is correct
9 Correct 10 ms 20568 KB Output is correct
10 Correct 10 ms 20572 KB Output is correct
11 Correct 12 ms 20728 KB Output is correct
12 Correct 12 ms 20828 KB Output is correct
13 Correct 11 ms 20776 KB Output is correct
14 Correct 10 ms 20572 KB Output is correct
15 Correct 11 ms 20572 KB Output is correct
16 Correct 10 ms 20572 KB Output is correct
17 Correct 11 ms 20568 KB Output is correct
18 Correct 12 ms 20568 KB Output is correct
19 Correct 10 ms 20572 KB Output is correct
20 Correct 11 ms 20580 KB Output is correct
21 Correct 11 ms 20572 KB Output is correct
22 Correct 12 ms 20572 KB Output is correct
23 Correct 11 ms 20572 KB Output is correct
24 Correct 13 ms 20576 KB Output is correct
25 Correct 11 ms 20796 KB Output is correct
26 Correct 11 ms 20572 KB Output is correct
27 Correct 43 ms 20588 KB Output is correct
28 Correct 11 ms 20572 KB Output is correct
29 Correct 11 ms 20572 KB Output is correct
30 Correct 11 ms 20572 KB Output is correct
31 Correct 10 ms 20568 KB Output is correct
32 Correct 11 ms 20568 KB Output is correct
33 Correct 12 ms 20824 KB Output is correct
34 Correct 12 ms 20588 KB Output is correct
35 Correct 18 ms 21084 KB Output is correct
36 Correct 14 ms 20824 KB Output is correct
37 Correct 21 ms 21084 KB Output is correct
38 Correct 17 ms 21224 KB Output is correct
39 Correct 24 ms 21340 KB Output is correct
40 Correct 18 ms 21084 KB Output is correct
41 Correct 17 ms 21080 KB Output is correct
42 Correct 14 ms 20828 KB Output is correct
43 Correct 577 ms 21700 KB Output is correct
44 Correct 16 ms 20824 KB Output is correct
45 Correct 19 ms 21184 KB Output is correct
46 Correct 22 ms 21084 KB Output is correct
47 Correct 29 ms 21340 KB Output is correct
48 Correct 15 ms 20764 KB Output is correct
49 Correct 15 ms 20828 KB Output is correct
50 Correct 13 ms 20800 KB Output is correct
51 Correct 25 ms 20896 KB Output is correct
52 Correct 25 ms 20824 KB Output is correct
53 Correct 18 ms 20828 KB Output is correct
54 Correct 10 ms 20572 KB Output is correct
55 Correct 11 ms 20572 KB Output is correct
56 Correct 19 ms 20732 KB Output is correct
57 Correct 67 ms 20828 KB Output is correct
58 Execution timed out 1065 ms 21596 KB Time limit exceeded
59 Halted 0 ms 0 KB -