Submission

Score: 100

User: code

Problemset: นก

Language: cpp

Time: 0.002 second

Submitted On: 2025-11-22 18:07:14

#include <bits/stdc++.h>
using namespace std;
int main(){
    int num;cin>>num;
    vector <int> v(num);
    int ans=0;
    for (int i=0;i<num;i++){
        cin>>v[i];
    }
    for (int i=0;i<v.size();i++){
        if (i==0){
            if (v[i+1]<v[i]){
                ans+=1;
            }
        }else if (i==num-1){
            if (v[i-1]<v[i]){
                ans+=1;
            }
        }else{
            if (v[i+1]<v[i] && v[i-1]<v[i]){
                ans+=1;
            }
        }
    }
    cout<<ans;
}