题解 | #汽水瓶#
汽水瓶
https://www.nowcoder.com/practice/fe298c55694f4ed39e256170ff2c205f
for i in range(10):
t=0
try:
num1=int(input())
except:
pass
if num1==0:
continue
else:
while True:
num2=num1%3
num1=int(num1/3)
t=t+num1
num1=num1+num2
if num1==1:
break
elif num1==2:
t=t+1
break
print(t)
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