Merge pull request #57 from sanskar28/master

Uploaded Hash Tables in Python

README.md

@@ -47,7 +47,7 @@ in C++, Java and Python.
 ||[Pairs](https://www.hackerrank.com/challenges/pairs/problem?h_l=interview&playlist_slugs%5B%5D=interview-preparation-kit&playlist_slugs%5B%5D=search)|[Done](https://github.com/maze-runnar/interview-preparation-kit/blob/master/Seach/paris.cpp)||[Done](/Search/Pairs.py)|
 ||[Triple Sum](https://www.hackerrank.com/challenges/triple-sum/problem?h_l=interview&playlist_slugs%5B%5D=interview-preparation-kit&playlist_slugs%5B%5D=search)|[Done](https://github.com/maze-runnar/interview-preparation-kit/blob/master/Seach/triple_sum.cpp)||[Done](/Search/TripleSum.py)|
 ||[Maximum Subarray Sum](https://www.hackerrank.com/challenges/maximum-subarray-sum/problem?h_l=interview&playlist_slugs%5B%5D=interview-preparation-kit&playlist_slugs%5B%5D=search)|[Done](https://github.com/maze-runnar/interview-preparation-kit/blob/master/Seach/maximum_subarray_sum.cpp)||[Done](/Search/MaximumSubarraySum.py)|
-||[Hash Tables: Ice Cream Parlor](https://www.hackerrank.com/challenges/ctci-ice-cream-parlor/problem?h_l=interview&playlist_slugs%5B%5D=interview-preparation-kit&playlist_slugs%5B%5D=search)|[Done](https://github.com/maze-runnar/interview-preparation-kit/blob/master/Seach/ice_cream_parlor.cpp)|||
+||[Hash Tables: Ice Cream Parlor](https://www.hackerrank.com/challenges/ctci-ice-cream-parlor/problem?h_l=interview&playlist_slugs%5B%5D=interview-preparation-kit&playlist_slugs%5B%5D=search)|[Done](https://github.com/maze-runnar/interview-preparation-kit/blob/master/Seach/ice_cream_parlor.cpp)||[Done](/Search/hash_tables.py)|
 ||[Swap Nodes [Algo]](https://www.hackerrank.com/challenges/swap-nodes-algo/problem?h_l=interview&playlist_slugs%5B%5D=interview-preparation-kit&playlist_slugs%5B%5D=search)|||[Done](/Search/SwapNodes.py)|
 ||[Making Candies](https://www.hackerrank.com/challenges/making-candies/problem?h_l=interview&playlist_slugs%5B%5D=interview-preparation-kit&playlist_slugs%5B%5D=search)|||[Done](/Search/MakingCandies.py)|
 |Dynamic Programming| ||||

Search/hash_tables.py

@@ -0,0 +1,23 @@
+#!/bin/python3
+
+import math
+import os
+import random
+import re
+import sys
+def flavors(m,a):
+    prices = {}
+    for idx, p in enumerate(a):
+        if m-p in prices:
+            return prices[m-p], idx
+        prices[p] = idx
+    return None
+
+t = int(input().strip())
+for a0 in range(t):
+    m = int(input().strip())
+    n = int(input().strip())
+    a = list(map(int, input().strip().split(' ')))
+    f1, f2 = flavors(m,a)
+    print(f1+1, f2+1)
+