diff --git a/others/stairs_pattern.cpp b/others/stairs_pattern.cpp
index 36c106bb2..281446a2f 100644
--- a/others/stairs_pattern.cpp
+++ b/others/stairs_pattern.cpp
@@ -10,7 +10,7 @@ This program is use to print the following pattern
 ********
 where number of pairs line is given by user  
 */
-#include<iostream>  
+#include<iostream>
 int main() {
 int l, st = 2, x, r, z, n, sp;
 std::cout << "enter Index ";