Chef and Feedback codechef solution in cpp
#include <iostream>
using namespace std;
int main() {
int n;
cin >> n;
int arr[n];
for (int i = 0; i < n; i++) {
cin >> arr[i];
}
bool isGood = true;
for (int i = 1; i < n - 1; i++) {
if (arr[i] <= arr[i-1] || arr[i] <= arr[i+1]) {
isGood = false;
break;
}
}
if (n == 1 || (n == 2 && arr[0] == arr[1])) {
isGood = false;
}
if (isGood) {
cout << "Yes";
} else {
cout << "No";
}
return 0;
}