# your code goes here
l = 15
m = 50
def nwd(a, b):
while a != b:
if a > b:
a = a - b
elif a < b:
b = b - a
return a
a = nwd(l, m)
l - l // a
m - m // a
print(l)
print("-")
print(m)
IyB5b3VyIGNvZGUgZ29lcyBoZXJlCmwgPSAxNQptID0gNTAKCmRlZiBud2QoYSwgYik6CiAgICB3aGlsZSBhICE9IGI6CiAgICAgICAgaWYgYSA+IGI6CiAgICAgICAgICAgIGEgPSBhIC0gYgogICAgICAgIGVsaWYgYSA8IGI6CiAgICAgICAgICAgIGIgPSBiIC0gYQogICAgcmV0dXJuIGEKCmEgPSBud2QobCwgbSkKCmwgLSBsIC8vIGEKbSAtIG0gLy8gYQoKcHJpbnQobCkKcHJpbnQoIi0iKQpwcmludChtKQo=