Submission #1157557

#	Time	Username	Problem	Language	Result	Execution time	Memory
1157557		ezzzay	Sandcastle 2 (JOI22_ho_t5)	C++20	0 / 100	10 ms	1604 KiB

Main

#include<bits/stdc++.h>
using  namespace std;
signed main(){
	int n,m;
	cin>>n>>m;
	vector< vector<int> > a (n+5, vector<int> (m+5));
	for(int i=1;i<=n;i++){
		for(int j=1;j<=m;j++)cin>>a[i][j];
	}
	int p=0;
	int ans=0;
	for(int i=1;i<=m+1;i++){
		if(a[1][i]>a[1][i-1]){
			p++;
		}
		else{
			ans+= (p)*(p-1)/2;
			p=1;
		}
	}
	for(int i=1;i<=m+1;i++){
		if(a[1][i]<a[1][i-1]){
			p++;
		}
		else{
			ans+= (p)*(p-1)/2;
			p=1;
		}
	}
	cout<<ans+m;
	
}

• Subtask 1: 0 / 9
• Subtask 2: 0 / 10
• Subtask 3: 0 / 5
• Subtask 4: 0 / 56
• Subtask 5: 0 / 20