n1 = int(input())
n2 = int(input())
n3 = int(input())
n = int

if n1 > n2 and n1 > n3:
    n = n1
    print(n)
    # quit()
elif n2 > n1 and n2 > n3:
    n = n2
    print(n)
    # quit()
elif n3 > n1 and n3 > n2:
    n = n3
    print(n)
