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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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** * ** **** * * * * *** * *

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



}
answered by (-162 points)
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