15 lines
375 B
Java
15 lines
375 B
Java
public class Exp{
|
|
public static void main(String[] args){
|
|
System.out.println(pow(2,30));
|
|
System.out.println(pow(2.0,30)); //tests
|
|
System.out.println(pow(2.0,-2));
|
|
}
|
|
|
|
public static double pow(double base, int exp){
|
|
if(exp < 0) return 1 / pow(base, -exp);
|
|
double ans = 1.0;
|
|
for(;exp > 0;--exp) ans *= base;
|
|
return ans;
|
|
}
|
|
}
|