답안 #41497

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
41497 2018-02-17T10:57:30 Z cmaster Jakarta Skyscrapers (APIO15_skyscraper) C++14
100 / 100
292 ms 19332 KB
#include <bits/stdc++.h>
/*#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/pb_ds/detail/standard_policies.hpp>*/
 
#define pb push_back
#define mp make_pair
#define sz(s) ((int)(s.size()))
#define all(s) s.begin(), s.end()
#define rep(i, a, n) for (int i = a; i <= n; ++i)
#define per(i, n, a) for (int i = n; i >= a; --i)
#define onlycin ios_base::sync_with_stdio(false); cin.tie(0) 
#define F first
#define S second
using namespace std;
// using namespace __gnu_pbds;
typedef long long ll;
typedef unsigned long long ull;
/*typedef tree<
pair < int, int >,
null_type,
less< pair < int, int > >,
rb_tree_tag,
tree_order_statistics_node_update>
ordered_set;*/
// find_by_order() order_of_key()
const int MAXN = (int)5e5+228;
const char nxtl = '\n';
const int mod = (int)1e9+7;
const double eps = (double)1e-7;
template<typename T> inline bool updmin(T &a, const T &b) {return a > b ? a = b, 1 : 0;}
template<typename T> inline bool updmax(T &a, const T &b) {return a < b ? a = b, 1 : 0;}

int n, m, b[MAXN], p[MAXN], d[MAXN];
vector < int > have[MAXN];

int main() {
	#ifdef accepted
		freopen(".in", "r", stdin);
		freopen(".out", "w", stdout);
	#endif
	onlycin;
	cin >> n >> m;
	rep(i, 1, m) {
		cin >> b[i] >> p[i];
		have[++b[i]].pb(p[i]);
	}
	rep(i, 1, n) {
		sort(all(have[i])); have[i].resize(unique(all(have[i]))-have[i].begin());
	}
	memset(d, 0x3f, sizeof d);
	d[b[1]] = 0;
	set < pair < int, int > > S; S.insert(mp(0, b[1]));
	while(!S.empty()) {
		int v = S.begin()->second;
		S.erase(S.begin());
		for(auto &to : have[v]) {
			int cnt = 0;
			for(int go = v + to; go <= n; go += to) {
				cnt++;
				if(cnt + d[v] < d[go]) {
					S.erase(mp(d[go], go));
					d[go] = d[v]+cnt;
					S.insert(mp(d[go], go));
				}
				if(binary_search(all(have[go]), to)) break;
			}
			cnt = 0;
			for(int go = v - to; go > 0; go -= to) {
				cnt++;
				if(cnt + d[v] < d[go]) {
					S.erase(mp(d[go], go));
					d[go] = d[v]+cnt;
					S.insert(mp(d[go], go));
				}
				if(binary_search(all(have[go]), to)) break;
			}
		}
	}
	if(d[b[2]] == d[0]) d[b[2]] = -1;
	cout << d[b[2]] << nxtl;
	
	return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 12 ms 14072 KB Output is correct
2 Correct 12 ms 14072 KB Output is correct
3 Correct 12 ms 14100 KB Output is correct
4 Correct 15 ms 14100 KB Output is correct
5 Correct 15 ms 14104 KB Output is correct
6 Correct 15 ms 14228 KB Output is correct
7 Correct 14 ms 14228 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 15 ms 14228 KB Output is correct
2 Correct 12 ms 14228 KB Output is correct
3 Correct 12 ms 14232 KB Output is correct
4 Correct 12 ms 14232 KB Output is correct
5 Correct 12 ms 14232 KB Output is correct
6 Correct 12 ms 14244 KB Output is correct
7 Correct 12 ms 14300 KB Output is correct
8 Correct 12 ms 14300 KB Output is correct
9 Correct 12 ms 14300 KB Output is correct
10 Correct 13 ms 14316 KB Output is correct
11 Correct 14 ms 14316 KB Output is correct
12 Correct 12 ms 14316 KB Output is correct
13 Correct 12 ms 14316 KB Output is correct
14 Correct 12 ms 14316 KB Output is correct
15 Correct 13 ms 14316 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 12 ms 14316 KB Output is correct
2 Correct 12 ms 14320 KB Output is correct
3 Correct 13 ms 14320 KB Output is correct
4 Correct 12 ms 14320 KB Output is correct
5 Correct 14 ms 14320 KB Output is correct
6 Correct 12 ms 14320 KB Output is correct
7 Correct 12 ms 14320 KB Output is correct
8 Correct 13 ms 14320 KB Output is correct
9 Correct 13 ms 14320 KB Output is correct
10 Correct 12 ms 14320 KB Output is correct
11 Correct 12 ms 14320 KB Output is correct
12 Correct 12 ms 14320 KB Output is correct
13 Correct 12 ms 14320 KB Output is correct
14 Correct 12 ms 14320 KB Output is correct
15 Correct 12 ms 14320 KB Output is correct
16 Correct 12 ms 14320 KB Output is correct
17 Correct 14 ms 14320 KB Output is correct
18 Correct 14 ms 14320 KB Output is correct
19 Correct 12 ms 14320 KB Output is correct
20 Correct 14 ms 14320 KB Output is correct
21 Correct 14 ms 14320 KB Output is correct
22 Correct 13 ms 14320 KB Output is correct
23 Correct 15 ms 14320 KB Output is correct
24 Correct 16 ms 14476 KB Output is correct
25 Correct 14 ms 14476 KB Output is correct
26 Correct 15 ms 14476 KB Output is correct
27 Correct 14 ms 14476 KB Output is correct
28 Correct 13 ms 14476 KB Output is correct
29 Correct 18 ms 14476 KB Output is correct
30 Correct 14 ms 14564 KB Output is correct
31 Correct 14 ms 14564 KB Output is correct
32 Correct 14 ms 14564 KB Output is correct
33 Correct 19 ms 14564 KB Output is correct
34 Correct 24 ms 14564 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 14564 KB Output is correct
2 Correct 12 ms 14564 KB Output is correct
3 Correct 15 ms 14564 KB Output is correct
4 Correct 14 ms 14564 KB Output is correct
5 Correct 12 ms 14564 KB Output is correct
6 Correct 12 ms 14564 KB Output is correct
7 Correct 14 ms 14564 KB Output is correct
8 Correct 12 ms 14564 KB Output is correct
9 Correct 11 ms 14564 KB Output is correct
10 Correct 13 ms 14564 KB Output is correct
11 Correct 13 ms 14564 KB Output is correct
12 Correct 12 ms 14564 KB Output is correct
13 Correct 13 ms 14564 KB Output is correct
14 Correct 14 ms 14564 KB Output is correct
15 Correct 13 ms 14564 KB Output is correct
16 Correct 13 ms 14564 KB Output is correct
17 Correct 14 ms 14564 KB Output is correct
18 Correct 13 ms 14564 KB Output is correct
19 Correct 13 ms 14564 KB Output is correct
20 Correct 14 ms 14564 KB Output is correct
21 Correct 13 ms 14564 KB Output is correct
22 Correct 13 ms 14564 KB Output is correct
23 Correct 14 ms 14564 KB Output is correct
24 Correct 15 ms 14564 KB Output is correct
25 Correct 14 ms 14564 KB Output is correct
26 Correct 13 ms 14564 KB Output is correct
27 Correct 14 ms 14564 KB Output is correct
28 Correct 14 ms 14564 KB Output is correct
29 Correct 18 ms 14564 KB Output is correct
30 Correct 15 ms 14564 KB Output is correct
31 Correct 16 ms 14564 KB Output is correct
32 Correct 14 ms 14564 KB Output is correct
33 Correct 19 ms 14564 KB Output is correct
34 Correct 19 ms 14564 KB Output is correct
35 Correct 23 ms 14700 KB Output is correct
36 Correct 15 ms 14700 KB Output is correct
37 Correct 23 ms 14812 KB Output is correct
38 Correct 25 ms 14828 KB Output is correct
39 Correct 32 ms 14828 KB Output is correct
40 Correct 32 ms 14828 KB Output is correct
41 Correct 25 ms 14828 KB Output is correct
42 Correct 18 ms 14828 KB Output is correct
43 Correct 18 ms 14828 KB Output is correct
44 Correct 18 ms 14828 KB Output is correct
45 Correct 26 ms 14828 KB Output is correct
46 Correct 28 ms 14828 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 14828 KB Output is correct
2 Correct 13 ms 14828 KB Output is correct
3 Correct 13 ms 14828 KB Output is correct
4 Correct 12 ms 14828 KB Output is correct
5 Correct 13 ms 14828 KB Output is correct
6 Correct 12 ms 14828 KB Output is correct
7 Correct 13 ms 14828 KB Output is correct
8 Correct 13 ms 14828 KB Output is correct
9 Correct 12 ms 14828 KB Output is correct
10 Correct 13 ms 14828 KB Output is correct
11 Correct 13 ms 14828 KB Output is correct
12 Correct 13 ms 14828 KB Output is correct
13 Correct 13 ms 14828 KB Output is correct
14 Correct 16 ms 14828 KB Output is correct
15 Correct 14 ms 14828 KB Output is correct
16 Correct 14 ms 14828 KB Output is correct
17 Correct 16 ms 14828 KB Output is correct
18 Correct 12 ms 14828 KB Output is correct
19 Correct 14 ms 14828 KB Output is correct
20 Correct 12 ms 14828 KB Output is correct
21 Correct 12 ms 14828 KB Output is correct
22 Correct 12 ms 14828 KB Output is correct
23 Correct 16 ms 14828 KB Output is correct
24 Correct 14 ms 14828 KB Output is correct
25 Correct 13 ms 14828 KB Output is correct
26 Correct 13 ms 14828 KB Output is correct
27 Correct 13 ms 14828 KB Output is correct
28 Correct 13 ms 14828 KB Output is correct
29 Correct 16 ms 14828 KB Output is correct
30 Correct 14 ms 14828 KB Output is correct
31 Correct 16 ms 14828 KB Output is correct
32 Correct 15 ms 14828 KB Output is correct
33 Correct 19 ms 14828 KB Output is correct
34 Correct 19 ms 14828 KB Output is correct
35 Correct 21 ms 14828 KB Output is correct
36 Correct 15 ms 14828 KB Output is correct
37 Correct 23 ms 14828 KB Output is correct
38 Correct 25 ms 14828 KB Output is correct
39 Correct 25 ms 14828 KB Output is correct
40 Correct 25 ms 14828 KB Output is correct
41 Correct 25 ms 14828 KB Output is correct
42 Correct 20 ms 14828 KB Output is correct
43 Correct 17 ms 14828 KB Output is correct
44 Correct 18 ms 14828 KB Output is correct
45 Correct 26 ms 14828 KB Output is correct
46 Correct 26 ms 14828 KB Output is correct
47 Correct 55 ms 15340 KB Output is correct
48 Correct 20 ms 15340 KB Output is correct
49 Correct 19 ms 15340 KB Output is correct
50 Correct 17 ms 15340 KB Output is correct
51 Correct 76 ms 16436 KB Output is correct
52 Correct 76 ms 16748 KB Output is correct
53 Correct 37 ms 17128 KB Output is correct
54 Correct 16 ms 17128 KB Output is correct
55 Correct 18 ms 17128 KB Output is correct
56 Correct 23 ms 17128 KB Output is correct
57 Correct 72 ms 17128 KB Output is correct
58 Correct 24 ms 17128 KB Output is correct
59 Correct 24 ms 17128 KB Output is correct
60 Correct 26 ms 17128 KB Output is correct
61 Correct 37 ms 17208 KB Output is correct
62 Correct 28 ms 17712 KB Output is correct
63 Correct 105 ms 18680 KB Output is correct
64 Correct 106 ms 18796 KB Output is correct
65 Correct 136 ms 19024 KB Output is correct
66 Correct 292 ms 19248 KB Output is correct
67 Correct 265 ms 19332 KB Output is correct