Submission #984849

# Submission time Handle Problem Language Result Execution time Memory
984849 2024-05-17T07:00:41 Z Nurislam Jakarta Skyscrapers (APIO15_skyscraper) C++17
57 / 100
1000 ms 2392 KB
///*                                                    __                    __                        __                    */
///*        ======     _      /| /|  __   _            /   |  |   /|  |   *  |    |  |  | /   /| |\  | /   |  |  * | /        */
///* \-       ||  |_| |_     / |/ | |  | |_  |-        |   |--|  /-|  |   |  \ \  |==|  |-   /=| | \ | |   |--|  | |-         */
///*          ||  | | |_    /     | |__|  _| |_        \__ |  | /  |  |__ |  __|  |  |  | \ /  | |  \| \__ |  |  | | \        */
///* 
// autor :: Rick Prime
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define ff first
#define ss second
#define all(x) x.begin(),x.end()
#define rall(x) x.rbegin(),x.rend()
#define int long long
#define Mp make_pair
#define double double long
typedef vector<int> vi;
typedef vector<double> vd;
typedef pair<int,int> pii;
typedef vector<pii> vii;
const int N = 1e6, inf = 2e18, mod = 1e9+7;

void solve(){
	int n, m;
	cin >> n >> m;
	vii v(m);
	for(auto &[i, j]:v)cin >> i >> j;
	int dp[n];
	for(int &i:dp)i = inf;
	dp[v[0].ff] = 0;
	vi r[n];
	for(auto [i, j]:v)r[i].pb(j);
	priority_queue<pii> q;
	q.push({0, v[0].ff});
	while(!q.empty()){
		auto [dist, b] = q.top();
		q.pop();
		if(dp[b] < dist)continue;
		
		for(auto x:r[b]){
			int cnt = 0;
            for (int i = b; i >= 0; i -= x) {
                if (dp[i] > dist + cnt) {
                    dp[i] = dist + cnt;
                    q.push({dp[i], i});
                }
                cnt++;
            }
 
            cnt = 0;
            for (int i = b; i < n; i += x) {
                if (dp[i] > dist + cnt) {
                    dp[i] = dist + cnt;
                    q.push({dp[i], i});
                }
                cnt++;
            }
		}
	}
	//for(auto i:dp)cout << i << ' ';
	//cout << '\n';
	cout << (dp[v[1].ff]==inf?-1:dp[v[1].ff]) << '\n';
}
 
signed main(){
	ios_base::sync_with_stdio(false);cin.tie(nullptr);cout.tie(nullptr);
	int test = 1;
	//cin >> test;
	while(test--){
		solve();
	}
}
 
 
 
 
 
 
 
 
 
 
 
 
 
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 2 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 496 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 20 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 3 ms 604 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 4 ms 348 KB Output is correct
24 Correct 27 ms 652 KB Output is correct
25 Correct 3 ms 604 KB Output is correct
26 Correct 3 ms 604 KB Output is correct
27 Correct 2 ms 600 KB Output is correct
28 Correct 1 ms 604 KB Output is correct
29 Correct 1 ms 604 KB Output is correct
30 Correct 1 ms 604 KB Output is correct
31 Correct 2 ms 604 KB Output is correct
32 Correct 2 ms 600 KB Output is correct
33 Correct 2 ms 604 KB Output is correct
34 Correct 2 ms 604 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 428 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 19 ms 560 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 2 ms 604 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 4 ms 348 KB Output is correct
24 Correct 27 ms 604 KB Output is correct
25 Correct 4 ms 604 KB Output is correct
26 Correct 3 ms 604 KB Output is correct
27 Correct 2 ms 604 KB Output is correct
28 Correct 1 ms 604 KB Output is correct
29 Correct 2 ms 672 KB Output is correct
30 Correct 1 ms 604 KB Output is correct
31 Correct 2 ms 648 KB Output is correct
32 Correct 2 ms 604 KB Output is correct
33 Correct 2 ms 604 KB Output is correct
34 Correct 2 ms 604 KB Output is correct
35 Correct 263 ms 1372 KB Output is correct
36 Correct 30 ms 600 KB Output is correct
37 Correct 602 ms 1624 KB Output is correct
38 Correct 585 ms 1628 KB Output is correct
39 Correct 632 ms 1624 KB Output is correct
40 Correct 753 ms 1756 KB Output is correct
41 Correct 789 ms 1784 KB Output is correct
42 Correct 36 ms 1496 KB Output is correct
43 Correct 29 ms 1496 KB Output is correct
44 Correct 30 ms 1540 KB Output is correct
45 Correct 8 ms 1628 KB Output is correct
46 Correct 5 ms 1628 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 600 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 19 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 2 ms 604 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 4 ms 348 KB Output is correct
24 Correct 27 ms 600 KB Output is correct
25 Correct 3 ms 604 KB Output is correct
26 Correct 3 ms 604 KB Output is correct
27 Correct 3 ms 644 KB Output is correct
28 Correct 1 ms 604 KB Output is correct
29 Correct 2 ms 604 KB Output is correct
30 Correct 1 ms 604 KB Output is correct
31 Correct 2 ms 648 KB Output is correct
32 Correct 2 ms 604 KB Output is correct
33 Correct 2 ms 604 KB Output is correct
34 Correct 2 ms 604 KB Output is correct
35 Correct 263 ms 1372 KB Output is correct
36 Correct 30 ms 604 KB Output is correct
37 Correct 600 ms 1624 KB Output is correct
38 Correct 591 ms 1628 KB Output is correct
39 Correct 631 ms 1628 KB Output is correct
40 Correct 754 ms 1872 KB Output is correct
41 Correct 782 ms 1780 KB Output is correct
42 Correct 30 ms 1500 KB Output is correct
43 Correct 30 ms 1500 KB Output is correct
44 Correct 30 ms 1536 KB Output is correct
45 Correct 5 ms 1624 KB Output is correct
46 Correct 5 ms 1628 KB Output is correct
47 Execution timed out 1067 ms 2392 KB Time limit exceeded
48 Halted 0 ms 0 KB -