Submission #1219721

#	Time	Username	Problem	Language	Result	Execution time	Memory
1219721		giorgi_pkhaladze	Global Warming (CEOI18_glo)	C++20	0 / 100	46 ms	4932 KiB

glo

#include<bits/stdc++.h>
#define int long long
#define pii pair<int,int>
#define ll long long
#define pll pair<ll,ll>
#define ff first
#define ss second
#define pb push_back
using namespace std;
int n,m,k,i,j,ans,a[200005],p[200005],mx[200005];
signed main(){
	cin>>n>>m;
	for(k=1; k<=n; k++)cin>>a[k];
	p[1]=0; mx[1]=1;
	mx[0]=0;
	for(k=2; k<=n; k++){
		int pos=k-1;
		mx[k]=1;
		while(pos!=0 && a[k]<=a[pos])pos=p[pos];
		p[k]=pos;
		mx[k]+=mx[pos];
	}
	ans=0;
	for(k=1; k<=n; k++)ans=max(ans,mx[k]);
	cout<<ans;
}

• Subtask 1: 0 / 5
• Subtask 2: 0 / 10
• Subtask 3: 0 / 13
• Subtask 4: 0 / 10
• Subtask 5: 0 / 20
• Subtask 6: 0 / 17
• Subtask 7: 0 / 25