Calculation formula of abacus number of imperial iron plate

4 good friends 4, 9

6 Xu Bing 5, 10

3 Dinghai 1, 6

3 Wuzi 1, 6

4 ugly 5, 10

4 Geng yin 3, 8

The number of heavenly stems in Universiade is added to the monthly stems of four columns, and the number of earthly branches in Universiade is added to the annual stems of four columns respectively. The order of month, day, hour and year are 8648, 8653, 10649, 10654, 7645 and 7650 respectively.

When arranging four columns, the formula of taking years as months is: the year of A is the first, and the number of B is the first. . . According to the month, day, hour and year, the four-pillar heavenly stems have the following combinations: 3**3, 3**4, 4**3, 4**4, 4**6, 6**3, 6**4 and 6**6, plus the Universiade heavenly stems and earthly branches number.