【Python】AtCoder Beginner Contest203 A問題解答

Atcoder

2021.08.01

この記事は約1分で読めます。

A問題 Chinchirorin

a,b,c = map(int, input().split())
s=[]
s.append(a)
s.append(b)
s.append(c)
if a==b and b==c:
  print(a)
elif a!=b and b!=c and c!=a:
  print(0)
else:
  for i in range(3):
    if s.count(s[i])==1:
      print(s[i])
      exit()

a,b,c = map(int, input().split())

s=[]

s.append(a)

s.append(b)

s.append(c)

if a==b and b==c:

print(a)

elif a!=b and b!=c and c!=a:

print(0)

else:

for i in range(3):

if s.count(s[i])==1:

print(s[i])

exit()