PROGRAM-1:
Power of a number using while loop
#include <stdio.h>
int main()
{
int base, exponent;
long long result = 1;
printf("Enter a base number: ");
scanf("%d", &base);
printf("Enter an exponent: ");
scanf("%d", &exponent);
while (exponent != 0)
{
result *= base;
--exponent;
}
printf("Answer = %lld", result);
return 0;
}
OUTPUT:
Enter a base number: 3
Enter an exponent: 4
Answer = 81
PROGRAM-2:
Power using pow() function
#include <stdio.h>
#include <math.h>
int main()
{
double base, exponent, result;
printf("Enter a base number: ");
scanf("%lf", &base);
printf("Enter an exponent: ");
scanf("%lf", &exponent);
result = pow(base, exponent);
printf("%.1lf^%.1lf = %.2lf", base, exponent, result);
return 0;
}
OUTPUT:
Enter a base number: 2.3
Enter an exponent: 4.5
2.3^4.5 = 42.44