Update linear_search.c

A shorter and simple understandable code...

searching/linear_search.c

@@ -1,36 +1,20 @@
 #include <stdio.h>
-#include <stdlib.h>
 
-int linearsearch(int *arr, int size, int val)
-{
-    int i;
-    for (i = 0; i < size; i++)
-    {
-        if (arr[i] == val)
-            return 1;
-    }
-    return 0;
+int search(int array[], int n, int x) {
+  
+  // Going through array sequencially
+  for (int i = 0; i < n; i++)
+    if (array[i] == x)
+      return i;
+  return -1;
 }
 
-int main()
-{
-    int n, i, v;
-    printf("Enter the size of the array:\n");
-    scanf("%d", &n);  // Taking input for the size of Array
+int main() {
+  int array[] = {2, 4, 0, 1, 9};
+  int x = 1;
+  int n = sizeof(array) / sizeof(array[0]);
 
-    int *a = (int *)malloc(n * sizeof(int));
-    printf("Enter the contents for an array of size %d:\n", n);
-    for (i = 0; i < n; i++)
-        scanf("%d", &a[i]);  // accepts the values of array elements until the
-                             // loop terminates//
+  int result = search(array, n, x);
 
-    printf("Enter the value to be searched:\n");
-    scanf("%d", &v);  // Taking input the value to be searched
-    if (linearsearch(a, n, v))
-        printf("Value %d is in the array.\n", v);
-    else
-        printf("Value %d is not in the array.\n", v);
-
-    free(a);
-    return 0;
+  (result == -1) ? printf("Element not found") : printf("Element found at index: %d", result);
 }