1116.Dividing X by Y in python

This is the solution of this problem in python:

M=list()
N=list()
O=int(input())
for i in range(0,O):
    x,y=input().split()
    M.append(x)
    N.append(y)
for j in range(0,O):
    a=int(M[j])
    b=int(N[j])
    if(b==0):
        print("divisao impossivel")
    else:
        print("%.1f"%(a/b))