from math import gcd
n,m,k = map(int,input().split())

a = (n-m)
b = (n-k-1)
x = a*m
y = n*b
g = gcd(x,y)
x1 = x//g
y1 = y//g

a = m
b = (n-k-1)
x = a*(m-1)
y = n*b
g = gcd(x,y)
x2 = x//g
y2 = y//g

a = x1*y2+x2*y1
b = y1*y2
g = gcd(a,b)
a //= g
b //= g
print(a,b)