제출 #993016

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
993016		serkanrashid	Hedgehog Daniyar and Algorithms (IZhO19_sortbooks)	C++14	30 / 100	3097 ms	27408 KiB

sortbooks

#include <bits/stdc++.h>
#define endl "\n"

using namespace std;

const int maxn = 1e6+5;

int n,m;
int w[maxn],pref[maxn];

bool check(int l, int r, int k)
{
    int maxch = 0;
    int razmqna = 0;
    for(int i = l; i <= r; i++)
    {
        if(maxch>w[i]) razmqna = max(razmqna,maxch+w[i]);
        maxch = max(maxch,w[i]);
    }
    return k >= razmqna;
}

void read()
{
    cin >> n >> m;
    int minch = 1e9;
    for(int i = 1; i <= n; i++)
    {
        cin >> w[i];
        minch = min(minch,w[i]);
    }
    for(int i = 2; i <= n; i++)
    {
        pref[i] = pref[i-1];
        if(w[i-1]<=w[i]) pref[i]++;
    }
    int l,r,k;
    for(int i = 1; i <= m; i++)
    {
        cin >> l >> r >> k;
        if(minch>k)
        {
            if(pref[r]-pref[l] == r-l) cout << 1 << endl;
            else cout << 0 << endl;
        }
        else
        {
            if(check(l,r,k)) cout << 1 << endl;
            else cout << 0 << endl;
        }
    }
}

int main()
{
	ios_base::sync_with_stdio(false);
	cin.tie(nullptr);
	read();
return 0;
}

• Subtask 1: 8 / 8
• Subtask 2: 9 / 9
• Subtask 3: 13 / 13
• Subtask 4: 0 / 17
• Subtask 5: 0 / 30
• Subtask 6: 0 / 23