c primer plus 第十四章课后编程11题

#include <stdio.h>
#include <math.h>
#define MAX 10
//源数组元素*2
double jj(double a);
//源数组元素+10
double kk(double a);
void transform(double *,double ,int ,double() (double));
//double类型数据源数组
double p[MAX]={1.1,1.2,1.3,1.4,1.5,1.6,1.7,1.8,1.9,2.0,
};
int main(void)
{
int i;
double k[MAX];
transform(p,k,MAX,jj);
for(i=0;i<MAX;i++)
{
printf("%.5lf\n",k[i]);
}
return 0;
}

void transform(double *a,double *b,int c,double(*d) (double))
{
int i;
for(i=0;i<c;i++)
{
b[i]=(*d) (a[i]);
}

}

double kk(double a)
{
double i=0.0;
i=a+10.0;

return i;

}

double jj(double a)
{
double i;
i=a*2.0;

return i;

}