Create linearsearch.c

linear searching in C

linearsearch.c

@@ -0,0 +1,23 @@
+#include <stdio.h>
+
+int linearSearch(int arr[], int n, int key) {
+    for (int i = 0; i < n; i++) {
+        if (arr[i] == key) {
+            return i;
+        }
+    }
+    return -1;
+}
+
+int main() {
+    int arr[] = {1, 2, 3, 4, 5};
+    int n = sizeof(arr) / sizeof(arr[0]);
+    int key = 3;
+    int result = linearSearch(arr, n, key);
+    if (result != -1) {
+        printf("Element found at index %d\n", result);
+    } else {
+        printf("Element not found\n");
+    }
+    return 0;
+}