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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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