답안 #398425

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
398425 2021-05-04T09:04:53 Z amunduzbaev Jakarta Skyscrapers (APIO15_skyscraper) C++14
100 / 100
431 ms 112324 KB
/* made by amunduzbaev */
 
#include <bits/stdc++.h>
 
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp>
 
using namespace std;
//using namespace __gnu_pbds;
 
#define ff first
#define ss second
#define pb push_back
#define mp make_pair
#define ub upper_bound
#define lb lower_bound
#define sz(x) (int)x.size()
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(),x.rend()
#define NeedForSpeed ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define vv vector
#define tut(x) array<int, x> 
//#define int long long
typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii; 
typedef vector<int> vii;
typedef vector<pii> vpii;
 
template<class T> bool umin(T& a, const T& b) { return a > b? a = b, true:false; }
template<class T> bool umax(T& a, const T& b) { return a < b? a = b, true:false; }
//void usaco(string s) { freopen((s+".in").c_str(),"r",stdin);  
	//freopen((s+".out").c_str(),"w",stdout); }
//template<class T> tree<T, 
//less<T>, null_type, rb_tree_tag, 
//tree_order_statistics_node_update> ordered_set;
 
const int N = 3e4+5;
const int mod = 1e9+7;
const ll inf = 1e18;
const ld Pi = acos(-1);
const int M = 2e3+5;
const int B = 500;
 
#define MULTI 0
int n, m, K, s, ans, q, res, a[N];
bitset<N> used, vis[N];
int b[N], p[N];
vii cnt[N];
 
void solve(int t_case){
	cin>>m>>n;
	for(int i=0;i<n;i++) cin>>b[i]>>p[i], cnt[b[i]].pb(p[i]);
 
	deque<tut(3)> qq;
	qq.pb({b[0], p[0], 0}); 
	vis[b[0]][p[0]] = 1;
	while(!qq.empty()){
		auto cur = qq.front(); qq.pop_front();
		if(cur[0] == b[1]) { cout<<cur[2]<<"\n"; return; }
		if(cur[0] + cur[1] < m && vis[cur[0] + cur[1]][cur[1]] == 0) vis[cur[0] + cur[1]][cur[1]] = 1, qq.pb({cur[0] + cur[1], cur[1], cur[2] + 1}); 
		if(cur[0] - cur[1] >= 0 && vis[cur[0] - cur[1]][cur[1]] == 0) vis[cur[0] - cur[1]][cur[1]] = 1, qq.pb({cur[0] - cur[1], cur[1], cur[2] + 1}); 
		if(!used[cur[0]]){
			used[cur[0]] = 1;
			for(auto x : cnt[cur[0]]){
				if(!vis[cur[0]][x]) vis[cur[0]][x] = 1, qq.push_front({cur[0], x, cur[2]});
			} 
		}
	} cout<<-1<<"\n";
}
 
signed main(){ 
	NeedForSpeed
	if(!MULTI) {
		solve(1);
	} else {
		int t; cin>>t;
		for(int t_case = 1; t_case <= t; t_case++) solve(t_case);
	} return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 972 KB Output is correct
2 Correct 1 ms 972 KB Output is correct
3 Correct 1 ms 972 KB Output is correct
4 Correct 1 ms 972 KB Output is correct
5 Correct 1 ms 972 KB Output is correct
6 Correct 1 ms 972 KB Output is correct
7 Correct 1 ms 972 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 972 KB Output is correct
2 Correct 1 ms 972 KB Output is correct
3 Correct 1 ms 972 KB Output is correct
4 Correct 1 ms 972 KB Output is correct
5 Correct 1 ms 972 KB Output is correct
6 Correct 1 ms 972 KB Output is correct
7 Correct 1 ms 972 KB Output is correct
8 Correct 1 ms 972 KB Output is correct
9 Correct 1 ms 1100 KB Output is correct
10 Correct 1 ms 1228 KB Output is correct
11 Correct 2 ms 1232 KB Output is correct
12 Correct 2 ms 1356 KB Output is correct
13 Correct 2 ms 1356 KB Output is correct
14 Correct 2 ms 1356 KB Output is correct
15 Correct 2 ms 1356 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 972 KB Output is correct
2 Correct 1 ms 972 KB Output is correct
3 Correct 1 ms 972 KB Output is correct
4 Correct 1 ms 972 KB Output is correct
5 Correct 1 ms 972 KB Output is correct
6 Correct 1 ms 972 KB Output is correct
7 Correct 1 ms 972 KB Output is correct
8 Correct 1 ms 972 KB Output is correct
9 Correct 1 ms 1100 KB Output is correct
10 Correct 1 ms 1228 KB Output is correct
11 Correct 1 ms 1228 KB Output is correct
12 Correct 3 ms 1356 KB Output is correct
13 Correct 2 ms 1356 KB Output is correct
14 Correct 2 ms 1356 KB Output is correct
15 Correct 2 ms 1356 KB Output is correct
16 Correct 1 ms 972 KB Output is correct
17 Correct 3 ms 3660 KB Output is correct
18 Correct 1 ms 972 KB Output is correct
19 Correct 1 ms 1100 KB Output is correct
20 Correct 8 ms 8396 KB Output is correct
21 Correct 2 ms 972 KB Output is correct
22 Correct 1 ms 972 KB Output is correct
23 Correct 5 ms 6348 KB Output is correct
24 Correct 6 ms 7500 KB Output is correct
25 Correct 2 ms 2512 KB Output is correct
26 Correct 5 ms 7244 KB Output is correct
27 Correct 7 ms 7572 KB Output is correct
28 Correct 8 ms 8396 KB Output is correct
29 Correct 8 ms 8368 KB Output is correct
30 Correct 6 ms 8288 KB Output is correct
31 Correct 7 ms 8396 KB Output is correct
32 Correct 7 ms 8268 KB Output is correct
33 Correct 10 ms 8456 KB Output is correct
34 Correct 8 ms 8396 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 972 KB Output is correct
2 Correct 1 ms 972 KB Output is correct
3 Correct 1 ms 972 KB Output is correct
4 Correct 1 ms 972 KB Output is correct
5 Correct 1 ms 972 KB Output is correct
6 Correct 1 ms 972 KB Output is correct
7 Correct 1 ms 972 KB Output is correct
8 Correct 1 ms 972 KB Output is correct
9 Correct 1 ms 1100 KB Output is correct
10 Correct 1 ms 1228 KB Output is correct
11 Correct 2 ms 1228 KB Output is correct
12 Correct 1 ms 1360 KB Output is correct
13 Correct 2 ms 1356 KB Output is correct
14 Correct 2 ms 1356 KB Output is correct
15 Correct 2 ms 1356 KB Output is correct
16 Correct 1 ms 972 KB Output is correct
17 Correct 3 ms 3716 KB Output is correct
18 Correct 1 ms 972 KB Output is correct
19 Correct 1 ms 1104 KB Output is correct
20 Correct 6 ms 8396 KB Output is correct
21 Correct 1 ms 972 KB Output is correct
22 Correct 1 ms 972 KB Output is correct
23 Correct 5 ms 6356 KB Output is correct
24 Correct 6 ms 7500 KB Output is correct
25 Correct 3 ms 2512 KB Output is correct
26 Correct 6 ms 7244 KB Output is correct
27 Correct 6 ms 7628 KB Output is correct
28 Correct 7 ms 8396 KB Output is correct
29 Correct 7 ms 8396 KB Output is correct
30 Correct 6 ms 8268 KB Output is correct
31 Correct 8 ms 8396 KB Output is correct
32 Correct 6 ms 8268 KB Output is correct
33 Correct 10 ms 8436 KB Output is correct
34 Correct 9 ms 8396 KB Output is correct
35 Correct 13 ms 6800 KB Output is correct
36 Correct 4 ms 3404 KB Output is correct
37 Correct 11 ms 8680 KB Output is correct
38 Correct 14 ms 8872 KB Output is correct
39 Correct 8 ms 2168 KB Output is correct
40 Correct 15 ms 7756 KB Output is correct
41 Correct 13 ms 8496 KB Output is correct
42 Correct 10 ms 7788 KB Output is correct
43 Correct 10 ms 8080 KB Output is correct
44 Correct 11 ms 8784 KB Output is correct
45 Correct 23 ms 9144 KB Output is correct
46 Correct 17 ms 9284 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 972 KB Output is correct
2 Correct 1 ms 972 KB Output is correct
3 Correct 2 ms 972 KB Output is correct
4 Correct 1 ms 972 KB Output is correct
5 Correct 1 ms 972 KB Output is correct
6 Correct 1 ms 972 KB Output is correct
7 Correct 1 ms 972 KB Output is correct
8 Correct 1 ms 972 KB Output is correct
9 Correct 1 ms 1100 KB Output is correct
10 Correct 2 ms 1228 KB Output is correct
11 Correct 2 ms 1228 KB Output is correct
12 Correct 2 ms 1356 KB Output is correct
13 Correct 2 ms 1356 KB Output is correct
14 Correct 2 ms 1356 KB Output is correct
15 Correct 2 ms 1356 KB Output is correct
16 Correct 1 ms 972 KB Output is correct
17 Correct 3 ms 3788 KB Output is correct
18 Correct 1 ms 972 KB Output is correct
19 Correct 1 ms 1100 KB Output is correct
20 Correct 8 ms 8396 KB Output is correct
21 Correct 1 ms 972 KB Output is correct
22 Correct 1 ms 972 KB Output is correct
23 Correct 5 ms 6296 KB Output is correct
24 Correct 6 ms 7500 KB Output is correct
25 Correct 3 ms 2508 KB Output is correct
26 Correct 5 ms 7244 KB Output is correct
27 Correct 6 ms 7628 KB Output is correct
28 Correct 7 ms 8396 KB Output is correct
29 Correct 7 ms 8396 KB Output is correct
30 Correct 6 ms 8268 KB Output is correct
31 Correct 7 ms 8268 KB Output is correct
32 Correct 7 ms 8284 KB Output is correct
33 Correct 9 ms 8396 KB Output is correct
34 Correct 8 ms 8396 KB Output is correct
35 Correct 14 ms 6860 KB Output is correct
36 Correct 4 ms 3404 KB Output is correct
37 Correct 11 ms 8652 KB Output is correct
38 Correct 14 ms 8912 KB Output is correct
39 Correct 13 ms 2252 KB Output is correct
40 Correct 12 ms 7756 KB Output is correct
41 Correct 13 ms 8584 KB Output is correct
42 Correct 10 ms 7712 KB Output is correct
43 Correct 11 ms 8012 KB Output is correct
44 Correct 15 ms 8764 KB Output is correct
45 Correct 26 ms 9156 KB Output is correct
46 Correct 17 ms 9064 KB Output is correct
47 Correct 24 ms 26780 KB Output is correct
48 Correct 7 ms 1612 KB Output is correct
49 Correct 7 ms 1612 KB Output is correct
50 Correct 5 ms 1484 KB Output is correct
51 Correct 72 ms 88388 KB Output is correct
52 Correct 77 ms 94768 KB Output is correct
53 Correct 23 ms 18636 KB Output is correct
54 Correct 38 ms 61208 KB Output is correct
55 Correct 58 ms 77808 KB Output is correct
56 Correct 76 ms 112208 KB Output is correct
57 Correct 3 ms 2636 KB Output is correct
58 Correct 79 ms 111548 KB Output is correct
59 Correct 84 ms 103748 KB Output is correct
60 Correct 80 ms 103812 KB Output is correct
61 Correct 73 ms 98760 KB Output is correct
62 Correct 122 ms 112324 KB Output is correct
63 Correct 200 ms 111744 KB Output is correct
64 Correct 208 ms 111800 KB Output is correct
65 Correct 298 ms 111940 KB Output is correct
66 Correct 431 ms 112188 KB Output is correct
67 Correct 249 ms 111940 KB Output is correct