oj.uz

답안 #691678

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
691678 2023-01-31T11:54:41 Z tolbi Money (IZhO17_money) C++17
0 / 100
 1 ms 320 KB 
#pragma optimize("Bismillahirrahmanirrahim")
//█▀█─█──█──█▀█─█─█
//█▄█─█──█──█▄█─█■█
//█─█─█▄─█▄─█─█─█─█
//Allahuekber
//ahmet23 orz...
//Sani buyuk Osman Pasa Plevneden cikmam diyor.
//FatihSultanMehmedHan
//YavuzSultanSelimHan
//AbdulhamidHan
#define author tolbi
#include <bits/stdc++.h>
#ifdef LOCAL
	#include "23.h"
#endif
#define int long long
#define endl '\n'
#define vint(x) vector<int> x
#define deci(x) int x;cin>>x;
#define decstr(x) string x;cin>>x;
#define cinarr(x) for (auto &it : x) cin>>it;
#define coutarr(x) for (auto &it : x) cout<<it<<" ";cout<<endl;
#define sortarr(x) sort(x.begin(),x.end())
#define sortrarr(x) sort(x.rbegin(),x.rend())
#define det(x) cout<<"NO\0YES"+x*3<<endl;
#define INF LONG_LONG_MAX
#define rev(x) reverse(x.begin(),x.end());
#define ios ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define tol(bi) (1LL<<((int)(bi)))
const int MOD = 1e9+7;
using namespace std;
mt19937 ayahya(chrono::high_resolution_clock().now().time_since_epoch().count());
int32_t main(){
	ios;
	int t=1;
	int tno = 0;
	if (!t) cin>>t;
	while (t-(tno++)){
		deci(n);
		vint(arr(n));
		cinarr(arr);
		vector<pair<int,int>> segm;
		for (int i = 1; i < n; i++){
			if (arr[i]>arr[i-1]){
				segm.push_back({arr[i-1],arr[i]});
			}
		}
		vector<vector<int>> dp(n+5,vector<int>(n+5,-1));
		auto f = [&](int l, int r, auto rec)->int{
			if (l>r) return 0;
			if (dp[l][r]!=-1) return max(0ll,dp[l][r]);
			dp[l][r]=0;
			for (int i = 0; i < segm.size(); i++){
				if (segm[i].first<=l || segm[i].second>=r) continue;
				if (segm[i].first<l && segm[i].second>l && segm[i].second<r) continue;
				if (segm[i].first>l && segm[i].first<r && segm[i].second>r) continue;
				if (segm[i].first>r || segm[i].second<l) continue;
				dp[l][r]=max(dp[l][r],rec(segm[i].second,r,rec)+rec(l,segm[i].first,rec)+rec(segm[i].first,segm[i].second,rec)+1);
			}
			return max(0ll,dp[l][r]);
		};
		cout<<n-f(0,n+1,f)<<endl;
	}
}

Compilation message

money.cpp:1: warning: ignoring '#pragma optimize ' [-Wunknown-pragmas]
    1 | #pragma optimize("Bismillahirrahmanirrahim")
      | 
money.cpp: In instantiation of 'main()::<lambda(long long int, long long int, auto:23)> [with auto:23 = main()::<lambda(long long int, long long int, auto:23)>]':
money.cpp:62:20:   required from here
money.cpp:53:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   53 |    for (int i = 0; i < segm.size(); i++){
      |                    ~~^~~~~~~~~~~~~

Subtask #1
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 320 KB Output is correct
4 Incorrect 1 ms 212 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #2
0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 320 KB Output is correct
4 Incorrect 1 ms 212 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 320 KB Output is correct
4 Incorrect 1 ms 212 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #4
0 / 55.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 320 KB Output is correct
4 Incorrect 1 ms 212 KB Output isn't correct
5 Halted 0 ms 0 KB -