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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六位。

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)AC by (18k points)
ID: 15378 - Available when: 2016-10-27 18:30:00 - Due to: 2016-10-27 21:00:00

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#include <stdio.h>
#include <stdlib.h>

int main()

{
    int a,n;
    float c;
    scanf("%d",&a);
    int b[a];
    for(n=0;n<a;n++)
    {
        scanf("%d",&b[n]);
    }
    for(n=0;n<a;n++)
    {
        c=c+b[n];
    }
    printf("%.6f",c/a);
    return 0;
}

102 Answers

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Hidden content!
int main()

{
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* * * * ** * sum,ave;


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ave=sum/a;
**** ** *** * * * *

}
answered by (-124 points)
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Hidden content!
#include <stdio.h>



int main()

{
** ** **** * * ** ** **** N;
* ** * **** * * * * *** * ** **** * **
* * ** ****** * ** ***** num[N],i;
* **** * ** ** ** ** ave,sum=0;
** * * * * * *** * (i=0; i<N; i++)
* ** **** * * * * *
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* * * ** * ** * ** **** * * ** ** * * *** = sum + num[i];
* ** ** * ** * * * *
*** * ** * ** ** ** = sum / N;
*** * **** * * ****** ** * * * ** * *



}
answered by (-162 points)
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