1072.Interval 2

This is the solution of the problem:

X=int(input())
inn=0
out=0
for i in range(0,X):
    N=int(input())
    if(10<=N<=20):
        inn+=1
    else:
        out+=1
print("%i in"%inn)
print("%i out"%out)

Comment please to make me cheer up.