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Contest: Task: Related: TaskB

Score : $100$ points

Problem Statement

You are given a real number $X.Y$, where $Y$ is a single digit.

Print the following: (quotes for clarity)

  • $X$-, if $0 \leq Y \leq 2$;
  • $X$, if $3 \leq Y \leq 6$;
  • $X$+, if $7 \leq Y \leq 9$.

Constraints

  • $1 \leq X \leq 15$
  • $0 \leq Y \leq 9$
  • $X$ and $Y$ are integers.

Input

Input is given from Standard Input in the following format:

$X.Y$

Output

Print the answer.

Sample Input 1

15.8

Sample Output 1

15+

Here, printing 15 + will not be accepted: do not print a space between $X$ and +, or between $X$ and -.

Sample Input 2

1.0

Sample Output 2

1-

You will not get inputs such as 1.00 and 1.

Sample Input 3

12.5

Sample Output 3

12