101620: [AtCoder]ABC162 A - Lucky 7

Memory Limit:256 MB Time Limit:2 S
Judge Style:Text Compare Creator:
Submit:0 Solved:0

Description

Score : $100$ points

Problem Statement

Given is a three-digit integer $N$. Does $N$ contain the digit $7$?

If so, print Yes; otherwise, print No.

Constraints

  • $100 \leq N \leq 999$

Input

Input is given from Standard Input in the following format:

$N$

Output

If $N$ contains the digit $7$, print Yes; otherwise, print No.


Sample Input 1

117

Sample Output 1

Yes

$117$ contains $7$ as its last digit.


Sample Input 2

123

Sample Output 2

No

$123$ does not contain the digit $7$.


Sample Input 3

777

Sample Output 3

Yes

Input

题意翻译

读入一个3位的字符串。若这个字符串里有“7”则输出`Yes`,不然输出`No`。

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