Submission #1799505

---

Source Code Expand

#include <iostream>
#include <algorithm>
#include <string>
#include <vector>
#include <stack>
#include <queue>
using namespace std;
int main(void){
    int n;
    cin>>n;
    vector<int> a(n);
    for(int i=0;i<n;i++){
        cin>>a[i];
    }
    vector<int> d(n);
    for(int i=0;i<n-1;i++){
        d[i]=a[i+1]-a[i];
    }
    d[n-1]=-1;
    int ans=n,sum=0;
    for(int i=0;i<n;i++){
        if(d[i]>0)sum++;
        else{
            while(sum>0){
                ans+=sum;
                sum--;
            }
        }
    }
    cout<<ans<<endl;
    return 0;
}

Submission Info

Judge Result