Submission #833148

#	Time	Username	Problem	Language	Result	Execution time	Memory
833148		vjudge1	Exam (eJOI20_exam)	C++17	0 / 100	3 ms	440 KiB

exam

#include<bits/stdc++.h>
#define ll long long
#define pll pair<ll,ll>
#define pb push_back
#define fi first
#define se second
using namespace std;
int n, h[100010], t[100010];
bool vis[100010];

//nitip doang mau pindah laptop

int main(){
	cin >> n;
	for(int i=1; i<=n; i++){
		cin >> h[i];
	}
	vector<int> tmp;
	for(int i=1; i<=n; i++){
		cin >> t[i];
		if(t[i]==h[i]){
			tmp.pb(i);
		}
	}
	int ans=0;
	for(auto i : tmp){
		vis[i]=1; ans++;
		int l=i, r=i;
		while(l-1>=1 && !vis[l-1]){
			l--;
			vis[l]=1;
			if(h[l]>h[i]) break;
			ans++;
		}
		while(r+1<=n && !vis[r+0]){
			r++;
			vis[r]=1;
			if(h[r]>h[i]) break;
			ans++;
		}
	}
	cout << ans << endl;
	return 0;
}

• Subtask 1: 0 / 14
• Subtask 2: 0 / 12
• Subtask 3: 0 / 13
• Subtask 4: 0 / 23
• Subtask 5: 0 / 16
• Subtask 6: 0 / 22