Linear_search.c

#include <stdio.h>
#include <stdlib.h>

#define size 20 // Added so the size of the array can be altered more easily
int main(int argc, char *argv[]) {
int arr[size], num, i, n, found = 0, pos = -1;
printf("\n Enter the number of elements in the array : ");
scanf("%d", &n);
printf("\n Enter the elements: ");
for(i=0;i<n;i++)
{
		
scanf("%d", &arr[i]);
}
printf("\n Enter the number that has to be searched : ");
scanf("%d", &num);
for(i=0;i<n;i++)
{
		
if(arr[i] == num)
		
{
			
found =1;
			
pos=i;
			
printf("\n %d is found in the array at position= %d", num,i+1);
			
/* +1 added in line 23 so that it would display the number in
the first place in the array as in position 1 instead of 0 */
			
break;
		}
}
if (found == 0)
printf("\n %d does not exist in the array", num);
return 0;
}