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Link: http://codepad.org/mGGO3M3C    [ raw code | output | fork ]

C++, pasted on Dec 27:
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float avg(int n, ...)
{
    va_list argp;
    va_start(argp, n);
    int para;
    int i = 0, sum = 0;
    while (i++ < n)
    {
        para = va_arg(argp, int);
        sum += para;
    }
    va_end(argp);
    return sum / float(n);
}

int main()
{
    float n = avg(5, 1, 2, 3, 4, 5);
    printf("%f", n);
}


Output:
1
3.000000


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