#include<stdio.h>
int search(int arr[],int N,int x)
{
    for(int i=0; i< N; i++)
    if(arr[i] == x)
    return i;
    return -1;
    }
    int main(void)
    {
        int arr[]={2,3,4,5,10,40};
        int x = 10;
        int N = sizeof(arr) / sizeof(arr[0]);

        int result = search(arr,N,x);
        (result == -1)
        ? printf("element is not present in array")
        :printf("element is present at index %d",result);
        return 0; 
    }