#32987: 請問大大們！這一直ＮＡ的原因？？不懂
melodyshih0824
(超萌小辣椒)
while True:
try:
n=int(input())
if n <0: break
if n!=0:
print("%o" %(n))
print("\n")
else:
print("0\n")
except:break
#33008: Re: 請問大大們！這一直ＮＡ的原因？？不懂
aa0979509272@gmail.com
(yuzhang)
while True:
try:
n=int(input())
if n <0: break
if n!=0:
print("%o" %(n))
print("\n")
else:
print("0\n")
except:break
n<0 要記得輸出-1