solved the linear search problem using c

Author: Shashikumar-ezhilarasu

Solved-Problems/linear_search/linearsearch.c

@@ -0,0 +1,29 @@
+#include <stdio.h>
+
+int linearSearch(int arr[], int size, int key) {
+    for (int i = 0; i < size; i++) {
+        if (arr[i] == key) {
+            return i; // Return the index if the key is found
+        }
+    }
+    return -1; // Return -1 if the key is not found
+}
+
+int main() {
+    int arr[] = {10, 20, 30, 40, 50};
+    int size = sizeof(arr) / sizeof(arr[0]);
+    int key;
+
+    printf("Enter the number to search: ");
+    scanf("%d", &key);
+
+    int result = linearSearch(arr, size, key);
+
+    if (result != -1) {
+        printf("Element found at index %d\n", result);
+    } else {
+        printf("Element not found in the array\n");
+    }
+
+    return 0;
+}