calculating powers in c

1#include <stdio.h>
2
3
4int main(){
5
6    int base,power=1,exponent,expo;
7    double power2=1.0;
8
9    printf("Enter Base and exponent (3,2) : \n");
10    scanf("%d %d",&base,&exponent);
11    expo=exponent;
12
13    if(exponent > 0){
14        while(exponent !=  0){
15            power*=base;
16            exponent--;
17        }
18        printf("%d to the power %d is %d",base,expo,power);
19    }else{
20        while(exponent != 0){
21            power2*=(1.0/base);
22            exponent++;
23        }
24        printf("%d to the power %d is %.10f",base,expo,power2);
25
26
27    }
28
29
30    return 0;
31
32
33}