60c256f91b 2024-06-27 1: % MH-20210116
60c256f91b 2024-06-27 2:
60c256f91b 2024-06-27 3: # 原解
60c256f91b 2024-06-27 4:
60c256f91b 2024-06-27 5: ~~~
60c256f91b 2024-06-27 6: 1 * 5 = 5
60c256f91b 2024-06-27 7:
60c256f91b 2024-06-27 8: 2 * 4 = 8
60c256f91b 2024-06-27 9:
60c256f91b 2024-06-27 10: 3 * 3 = 9
60c256f91b 2024-06-27 11: ~~~
60c256f91b 2024-06-27 12:
60c256f91b 2024-06-27 13: # 扩展
60c256f91b 2024-06-27 14:
60c256f91b 2024-06-27 15: ~~~
60c256f91b 2024-06-27 16: 6 = 3 + 3 = 3 + 3 + 1 - 1 = 3 + 1 + 3 - 1 = (3 + 1) + (3 - 1)
60c256f91b 2024-06-27 17:
60c256f91b 2024-06-27 18: (3 + 1) * (3 - 1) = 3 * 3 + 3 * (-1) + 1 * 3 + 1 * (-1) = 3 * 3 + 1 * (-1) = 3 * 3 - 1 ^ 2 = 3 ^ 2 - 1 ^ 2
60c256f91b 2024-06-27 19:
60c256f91b 2024-06-27 20: 3 ^ 2 > 3 ^ 2 - 1 ^ 2
60c256f91b 2024-06-27 21: ~~~
60c256f91b 2024-06-27 22: