Submission #857025

#	Time	Username	Problem	Language	Result	Execution time	Memory
857025		StefanSebez	Fire (JOI20_ho_t5)	C++14	0 / 100	412 ms	18136 KiB

ho_t5

#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define int long long
signed main()
{
    int n,q;cin>>n>>q;
    int a[n+1];for(int i=1;i<=n;i++)cin>>a[i];
    vector<int>mono;
    int R[n+50];
    for(int i=1;i<=n;i++)
	{
		R[i]=n+1;
		while(!mono.empty() && a[mono.back()]<a[i])
		{
			R[mono.back()]=i;
			mono.pop_back();
		}
		mono.pb(i);
	}
	/*for(int i=1;i<=n;i++)cout<<R[i]<<" ";
	cout<<endl;*/
	int l[q+1],r[q+1],t[q+1];
    for(int i=1;i<=q;i++)
	{
		cin>>t[i]>>l[i]>>r[i];
		/*int b[n+1]={0};for(int i=1;i<=n;i++)b[i]=a[i];
		while(t--)
		{
			int c[n+1];
			for(int i=1;i<=n;i++)c[i]=max(b[i],b[i-1]);
			for(int i=1;i<=n;i++)b[i]=c[i];
		}
		int res=0;
		for(int i=l;i<=r;i++) res+=b[i];
		cout<<res<<endl;*/
	}
	for(int i=1;i<=n;)
	{
		int ct=t[1],j=i+1;
		while(j<=n && j<R[i] && ct>0)
		{
			a[j]=a[i];
			j++;
			ct--;
		}
		i=j;
	}
	int pref[n+1]={0};
	for(int i=1;i<=n;i++)
	{
		pref[i]=pref[i-1]+a[i];
	}
	for(int i=1;i<=q;i++)
	{
		cout<<pref[r[i]]-pref[l[i]-1]<<endl;
	}
    return 0;
}

• Subtask 1: 0 / 1
• Subtask 2: 0 / 6
• Subtask 3: 0 / 7
• Subtask 4: 0 / 6
• Subtask 5: 0 / 80