Confused pappu

Author: anantkaushik

Python/GeeksforGeeks/confused-pappu.py

@@ -0,0 +1,40 @@
+"""
+Problem Link: https://practice.geeksforgeeks.org/problems/confused-pappu/0
+
+Pappu is confused between 6 & 9 . He works in billing department of abc company and 
+his work is to return the remaining amount to the customers. If actual remaining amount is 
+given we need to find the maximum possible extra amount given by the pappu to the customers.
+For ex:- actual remaining amount = 56
+so, maximum possible extra amount =  (59 - 56 ) = 3
+
+Input
+The first line of the input contains a single integer T denoting the number of test cases.
+The first line of each test case contains N (actual remaining amount).
+ 
+Output
+For each test case, output the maximum possible extra amount in newline.
+
+Example
+
+Input:
+3
+6
+66
+666
+
+Output:
+3
+33
+333
+"""
+def get_real_no(n):
+    new_no = list(n)
+    for i in range(len(new_no)):
+        if new_no[i] == '6':
+            new_no[i] = '9'
+    return int(''.join(new_no))
+    
+for _ in range(int(input())):
+    n = input()
+    new_no = get_real_no(n)
+    print(new_no-int(n))