A, B, S = map(int, input().split())

dist_A = abs(A - S)
dist_B = abs(B - S)

if dist_A < dist_B or (dist_A == dist_B and True):  # Aが優先
    move1 = dist_A  # AがSに来る
    move2 = abs(S - 0)  # Sから0に移動
    total = move1 + move2
else:
    move1 = dist_B  # BがSに来る
    move_B = dist_B + abs(S - 100)  # Bで100に移動
    move_A = abs(100 - 0)  # Aが0に移動
    total = move_B + move_A

print(total)