#include <bits/stdc++.h>
using namespace std;
int main() {
int N,b=0,c=1;
cin>>N;
vector<int> A(N);
for(int i=0;i<N;i++){
cin>>A[i];
}
int a=A[0]-1;
while(a>0&&c<N){
b++; c++;
if(A[b]>a){
a=A[b];
}
a--;
}
cout<<c;
}
To embed this project on your website, copy the following code and paste it into your website's HTML: