Submission #1040332

#	Time	Username	Problem	Language	Result	Execution time	Memory
1040332		vjudge1	Hedgehog Daniyar and Algorithms (IZhO19_sortbooks)	C++14	30 / 100	3066 ms	10396 KiB

sortbooks

#include <bits/stdc++.h>
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 mx=0;
    int res=0;
    for(int i=l; i<=r; i++)
    {
        if(mx>w[i]) 
			res=max(res ,mx+w[i]);
        mx=max(mx ,w[i]);
    }
    return k>=res;
}
int main()
{
	ios::sync_with_stdio(0);
	cin.tie(0); cout.tie(0);
	cin >> n >> m;
    int mn=1e9;
    for(int i=1; i<=n; i++)
    {
        cin >> w[i];
        mn=min(mn, 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(mn>k)
        {
            if(pref[r]-pref[l]==r-l) 
				cout << 1 << "\n";
            else 
				cout << 0 << "\n";
        }
        else
        {
            if(check(l, r, k)) 
				cout << 1 << "\n";
            else 
				cout << 0 << "\n";
        }
    }
	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