7-3

#include<stdio.h>
int main(void)
{
    int i,flag,x;
    int a[5];


    printf("Enter 5 integers:");
    for(i = 0;i < 5;i++)
        scanf("%d",&a[i]);
    printf("Enter x:");
    scanf("%d",&x);
    flag = 0;
    for(i = 0;i < 5;i++)
        if(a[i] == x){
            printf("Index is %d\n",i);
            flag = 1;
            break;
        }
    if(flag == 0)
        printf("Not Found\n");

    return 0;
}