oj.uz

Submission #984357

# Submission time Handle Problem Language Result Execution time Memory
984357 2024-05-16T14:33:17 Z Nurislam Jakarta Skyscrapers (APIO15_skyscraper) C++17
0 / 100
 1 ms 348 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;
	for(int i = 0; i < m+m; i++){
		for(auto [b, p]:v){
			if(dp[b] == inf)continue;
			for(int x = b+p, ct = 1; x < n; x += p, ct++){
				dp[x] = min(dp[x], dp[b] + ct);
			}for(int x = b-p, ct = 1; x >= 0; x -= p, ct++){
				dp[x] = min(dp[x], dp[b] + ct);
			}
		}
	}
	
	cout << 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();
	}
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 Incorrect 0 ms 348 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #2
0 / 12.0

# 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 Incorrect 0 ms 348 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #3
0 / 14.0

# 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 344 KB Output is correct
4 Incorrect 0 ms 348 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #4
0 / 21.0

# 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 344 KB Output is correct
4 Incorrect 0 ms 348 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #5
0 / 43.0

# 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 Incorrect 0 ms 348 KB Output isn't correct
5 Halted 0 ms 0 KB -