#37099: python NA80%不懂問題出在哪
yygg0988199300@gmail.com
(你懂的)
n = input().strip()
l = []
for i in range(len(n)):
l.append(n[i])
l.reverse()
if len(l) == 1 and l[0] == '0':
print(l[0])
else:
if l[-1] == '-':
l.remove(l[-1])
l.insert(0, '-')
if l[0] == '-' and l[1] == '0':
l.remove(l[1])
elif l[0] == '0':
l.remove(l[0])
print(*l, sep = '')
#37100: Re: python NA80%不懂問題出在哪
predator
(sigma)
try -3800