Results fill in the blank. How many days of national day are Sundays (solved by pure Excel)

    1949 The national day of （10 month 1 Japan ） It's Saturday . 
     This year, （2012） Our national day is Monday .
     that , From the founding of the people's Republic to now , Several times the National Day falls on Sunday ？

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Excel Little knowledge ：

1. How to judge the day of the week of a certain month in a certain year ？

answer ： The simplest formula ：Text(A1," week AAA")   notes ：3 individual AAA Can't change .

 2. How to add one month to all the months in the date ？

answer ： The formula ： Date(year(A1),month(A1)+1,day(A1))

3. How to view how many times an object appears in the table ？

answer ： The formula ：Countif(A1:A64," Sunday ")   notes ： The meaning of this sentence is , Search for A1~A64, return “ Sunday ” The number of times

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Result display （ No truncated graph , So only a part is cut , But if you do what I say, you will get the final result . Remember to praise and encourage me ）：