Score: 100 points
M-kun is a competitor in AtCoder, whose highest rating is X.
In this site, a competitor is given a kyu (class) according to his/her highest rating. For ratings from 400 through 1999, the following kyus are given:
What kyu does M-kun have?
Input is given from Standard Input in the following format:
X
Print the kyu M-kun has, as an integer.
For example, if he has 8-kyu, print 8
.
725
7
M-kun's highest rating is 725, which corresponds to 7-kyu.
Thus, 7
is the correct output.
1600
2
M-kun's highest rating is 1600, which corresponds to 2-kyu.
Thus, 2
is the correct output.