AtCoder ABC387の振り返り(記録)です。 https://atcoder.jp/contests/abc387 A - Happy New Year 2025 A - Happy New Year 2025 A, B = map(int, input().split()) c = A + B print(c**2) B - 9x9 Sum B - 9x9 Sum X = int(input()) cnt = 0 for i in range(1, 10): for j in range(1, 10): if i * j == X: cnt += 1 print(2025 - X *…