ITP1_1_D: Watch，解答例 num = int(input()) hour = num // 3600 min = (num - (3600 * hour)) // 60 sec = (num - (3600 * hour)) % 60 print(str(hour) + ":" + str(min) + ":" + str(sec))

ITP1_1_C: Rectangle，解答例 list = input().split() a = int(list[0]) b = int(list[1]) print(a * b, 2 * (a + b)) まだAOJ特有の標準入力に慣れません．

ITP1_1_B: X Cubic，解答例 x = int(input()) print(x ** 3) AOJ特有の標準入力に慣れません．

Python3勉強のために，Aizu Online Judgeを解いてみました．judge.u-aizu.ac.jp ITP1_1_A: Hello World，解答例 print('Hello World')