#include <stdio.h>
int power(double x,int n){
int p=1;
int i;
for(i=1;i<=n;i++)
p=p*x;
return p;
}
int main(void) {
double b,z;
int a;
z=power(b,a);
printf("%lf的%d次放是:%lf",b
,a
,z
); return 0;
}
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