1、
#include <stdio.h>
int main(void)
{
printf("%f", pow(2,3));
return 0;
}
↓
#include <stdio.h>
int main(void)
{
double i = 2, j = 4;
printf("%f", pow(i,j));
return 0;
}
↓
#include <stdio.h>
int main(void)
{
double i, j;
puts("please input two numbers.");
printf("i = "); scanf("%lf", &i);
printf("j = "); scanf("%lf", &j);
printf("%f", pow(i,j));
return 0;
}
↓
#include <stdio.h>
#include <math.h>
int main(void)
{
printf("%f", pow(3,3));
return 0;
}