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請設計一程式,由使用者輸入N個數字,求這些數字的平均。使用者輸入的第一個數字N代表接下來會有多少個數字要求平均,接下來的N個數字就是需要計算平均的數。輸出請輸出到小數點後6位。

sample input:

10 1 2 3 4 5 6 7 8 9 10

sample output:

5.500000
[Exercise] Coding (C) - asked in 2016-1 程式設計(一)AD by (18k points)
ID: 15385 - Available when: 2016-10-27 18:30:00 - Due to: 2016-10-27 21:00:00

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Hidden content!
#include **** ***** * ***

#include * **** ** **



int main(int argc, char *argv[])

{
** ** *** ** n,i,j;
** *** ***** a = 0;
*** * ** *** * * * ** *** * * *
*** * ** ******* = 0; i < n ;i++){
** * * *** * ** * * * ** **** * * **** *** *** * * * * * * **
* * * **** ** * **** ** * ** ** ** * * * += j;
** ** **
** ** * **** * * * ********** ***
*** * ** **
* * *** *** * ** **** * ** * ***  
*** **** ****** 0;

}
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