Adding LiearSearch.java

src/main/java/org/buptdavid/datastructure/search/LinearSearch.java

@@ -0,0 +1,29 @@
+// Java code for linearly searching x in arr[]. If x 
+// is present then return its location, otherwise 
+// return -1 
+
+class GFG 
+{ 
+public static int search(int arr[], int x) 
+{ 
+	int n = arr.length; 
+	for(int i = 0; i < n; i++) 
+	{ 
+		if(arr[i] == x) 
+			return i; 
+	} 
+	return -1; 
+} 
+
+public static void main(String args[]) 
+{ 
+	int arr[] = { 2, 3, 4, 10, 40 }; 
+	int x = 10; 
+
+	int result = search(arr, x); 
+	if(result == -1) 
+		System.out.print("Element is not present in array"); 
+	else
+		System.out.print("Element is present at index " + result); 
+} 
+}