idade.py

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

if n1 > n2 and n1 > n3:
    print(n1)

elif n2 > n1 and n2 > n3:
    print(n2)

else:
    print(n3)

imperial.py

n = [0 for i in range(int(input()))]
repetem = []

for i in range(len(n)):
    n[i] = int(input())

if len(n) == 1:
    print(1)

else:
    
    for i in range(len(n)):
        if n.count(n[i]) > 1 and not n[i] in repetem:
            repetem.append(n[i])

    for number in repetem:
        oneNumber = n.index(number)
        if n[oneNumber] == n[oneNumber + 1] or n[oneNumber] == n[oneNumber - 1]:
            repetem.remove(number)

    print(len(repetem) * 2)