Write a function that returns a proc, which adds n to its input
n
adds1 = adds_n(1) adds1.call(3) ➞ 4 adds1.call(5.7) ➞ 6.7 adds10 = adds_n(10) adds10.call(44) ➞ 54 adds10.call(20) ➞ 30
N/A