Commit 7884e2a

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SET-ADD

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Original file line number	Diff line number	Diff line change
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	`1`	`+# Enter your code here. Read input from STDIN. Print output to STDOUT`
	`2`	`+n = int(input())`
	`3`	`+lst = set()`
	`4`	`+for i in range(n):`
	`5`	`+ x = input()`
	`6`	`+ lst.add(x)`
	`7`	`+print(len(lst))`

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