Run id: 117918

------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 = 1/5 + 1/201/4 = 1/6 + 1/121/4 = 1/8 + 1/8