For Mr.Rute , a one problem was prepared.
「given a integer . Find the number of pairs of non-negative integers that satisfy the following conditions.」
contditions
・ * + * + * =
・ is greater than or equal to
・ is greater than or equal to
・ Easy to say, The following formula must hold
・ Formula
Making a Program and culculate the number of pairs of non-negative integers
Please Output the number of pairs of non-negative integers
11
2
When , and are meet the conditions
76
7
For Example、When ,The condition is not met.
188
26
1000
460