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Score : $100$ points

### Problem Statement

This is the $214$-th AtCoder Beginner Contest (ABC).

The ABCs so far have had the following number of problems.

• The $1$-st through $125$-th ABCs had $4$ problems each.
• The $126$-th through $211$-th ABCs had $6$ problems each.
• The $212$-th through $214$-th ABCs have $8$ problems each.

Find the number of problems in the $N$-th ABC.

### Constraints

• $1 \leq N \leq 214$
• All values in input are integers.

### Input

Input is given from Standard Input in the following format:

$N$


### Sample Input 1

214


### Sample Output 1

8


### Sample Input 2

1


### Sample Output 2

4


### Sample Input 3

126


### Sample Output 3

6