题目链接:https://vjudge.net/problem/UVA-10976 It is easy to see that for every fraction in the form 1k(k > 0), we can always find two positive integers x and y, x ≥ y, such that: 1/k=1/x+1/y Now our question is: can you write a program that counts how ma…
It is easy to see that for every fraction in the form (k > 0), we can always find two positive integers x and y,x ≥ y, such that: . Now our question is: can you write a program that counts how many such pairs of x and y there are for any givenk? Inp…