浮动考研

# include & ltstdio.h & gt

# include & ltmath.h & gt

int捷诚(int n)

{

返回(n & lt= 0)?1 : n *捷诚(n-1);

}

void main()

{

浮动x;

scanf ("%f ",& ampx);

printf ("%f ",pow(x,n) /捷成(n));

}