start workin on C versions

c/linear_search.c

@@ -0,0 +1,19 @@
+#include <stdio.h>
+#include <stdbool.h>
+
+bool linear_search(int *a, int len, int needle) {
+	for (int i = 0; i < len; i++) {
+		if (a[i] == needle) {
+			return true;
+		}
+	}
+
+	return false;
+}
+
+int main(int argc, char *argv[]) {
+	int arr[5] = {1, 2, 3, 4, 5};
+	int n = 5;
+	printf("the value %d is in the array: %d", n, linear_search(arr, 5, n));
+	return(0);
+}