Create 3_1.py

Author: keshavsingh4522

pattern/3_1.py

@@ -0,0 +1,25 @@
+n=int(input("enter a number: "))
+for i in range(1,n+1):
+ print(' '*(i-1),'*',sep='',end="")
+ print(' '*(2*(n-i)-1),'*' if i!=n else "",sep='')
+#print(' '*(2*(n-i)-1),'*',sep='') if i!=n else print()
+for i in range(n-1,0,-1):
+ print(' '*(i-1),'*',sep='',end="")
+ print(' '*(2*(n-i)-1),'*',sep='')
+ '''
+ output:
+ enter a number: 7
+*           *
+ *         *
+  *       *
+   *     *
+    *   *
+     * *
+      *
+     * *
+    *   *
+   *     *
+  *       *
+ *         *
+*           *
+ '''