제출 #960229

#제출 시각아이디문제언어결과실행 시간메모리
960229ezzzayBaloni (COCI15_baloni)C++14
40 / 100
53 ms7152 KiB
#include<bits/stdc++.h>
using namespace std;
#define int long long
#define ff first
#define ss second
#define pb push_back
const int N=3e5+5;
int a[N];
bool vis[N];
signed main(){
	int n;
	cin>>n;
	for(int i=1;i<=n;i++){
		cin>>a[i];
	}
	int p=0;
	int cnt=n;
	while(cnt>0){
		int cur=-1;
		for(int i=n;i>=1;i--){
			if(vis[i]==0){
				if(cur==-1){
					cur=a[i];
					vis[i]=1;
					cnt--;
					continue;
				}
				if(cur==a[i]-1){
					cur=a[i];
					vis[i]=1;
					cnt--;
				}
			}
		}
		p++;
	}
	cout<<p;
}
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