------Input------
4
------Answer-----
1/4 = 1/5 + 1/20 1/4 = 1/6 + 1/12 1/4 = 1/8 + 1/8
------Your output-----
1/4 = 1/2 + 1/2 1/4 = 1/2 + 1/3 1/4 = 1/2 + 1/4 1/4 = 1/3 + 1/2 1/4 = 1/3 + 1/3 1/4 = 1/3 + 1/4 1/4 = 1/4 + 1/2 1/4 = 1/4 + 1/3 1/4 = 1/4 + 1/4