#include<bits/stdc++.h>
using namespace std;
int n,k,a[1001];
int main(){
	freopen("input.txt","r",stdin);
	freopen("output.txt","w",stdout);
	cin>>n>>k;
	for(int i=1;i<=n;i++){
		cin>>a[i];
		while(a[k]==0){
			k++;
			if(k>n) k=1;
		}
	}
	cout<<k;
}

一直TLE，大佬救救孩子吧