Submission #533931

#	Time	Username	Problem	Language	Result	Execution time	Memory
533931		amunduzbaev	Peru (RMI20_peru)	C++17	18 / 100	762 ms	21560 KiB

peru

#include "bits/stdc++.h"
using namespace std;
#include "peru.h"
#ifndef EVAL
#include "grader.cpp"
#endif

#define i32 int32_t
#define ar array
#define int long long
const int N = 25e5 + 5;
const int mod = 1e9 + 7;
int a[N], dp[N];

i32 solve(i32 n, i32 k, i32* a){
	memset(dp, 127, sizeof dp);
	for(int i=0;i<n;i++){
		int mx = a[i];
		for(int j=i-1;j>=max(0ll, i-k);j--){
			dp[i] = min(dp[i], dp[j] + mx);
			mx = max(mx, 1ll * a[j]);
		}
		
		if(i < k) dp[i] = min(dp[i], mx);
	}
	
	int res = 0;
	for(int i=0;i<n;i++){
		res = (res * 23ll + dp[i]) % mod;
		//~ cout<<dp[i]<<" ";
	} 
	//~ cout<<"\n";
	
	return res;
}

• Subtask 1: 18 / 18
• Subtask 2: 0 / 31
• Subtask 3: 0 / 51