20221020

# a,b,c=map(int,input().split())
# if a%2==0:
#     print('even')
# else:
#     print('odd')
# if b%2==0:
#     print('even')
# else:
#     print('odd')
# if c%2==0:
#     print('even')
# else:
#     print('odd')
# n=int(input())
# if n<0:
#     if n%2==0:
#         print('A')
#     else:
#         print('B')
# else:
#     if n%2==0:
#         print('C')
#     else:
#         print('D')
# n=int(input())
# if n>90:
#     print('A')
# elif n>=70:
#     print('B')
# elif n>=40:
#     print('C')
# else:
#     print('D')
a,b,c=map(int,input().split())
if a > b and a > c:
    if b > c:
        print(b)
if a<b and b>c:
    if a<c:
        print(c)
if a<c and  c>b:
    if a>b:
        print(a)