#include<iostream>
using namespace std;
int ls(int [],int,int);
int main()
{
const int size=6;
int arr[size];
int num;
for(int i=0;i<=size;i++){
	cout<<"\nEnter integers : ";
	cin>>arr[i];
}
cout<<"\nEnter Integer to find : ";
cin>>num;
cout<<"\nIndex is ="<<ls(arr,size,num);
return 0;
}
int ls(int arr[],int size,int num){
	for(int i=0;i<=size;i++){
		if(num==arr[i]){
			num=i;
			return num;
		}
	}
}