SHARELET - Shared Letters

Determine how many unique letters are shared by two sentences. For example, “this is fun” and “this is not fun” share the letters “thisfun”, for a total of 7 different letters. Note that the space character is not counted.

Input:
Two lines, each of which contains a sentence

Output:
An integer representing how many different letters are shared by the two input sentences

 

Input Output
this is fun
this is not fun
7
i love my dog
lorem ipsum dolor sit amet
6
strange things are afoot at the circle k
what we need is great strength of feet
11

Added by:Ben Dilts
Date:2012-10-13
Time limit:5.094s
Source limit:50000B
Memory limit:1536MB
Cluster: Cube (Intel G860)
Languages:All except: ASM64

hide comments
2012-10-17 11:25:57 Francky
Tutorial, or even to be hidden.
2012-10-17 07:44:44 Swapnil R.Mehta
tutorial...
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