Write a program to find the power of a number using the recursion.
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Write a program to find the power of a number using the recursion.
Expert Solution
C++ Code
Each time powerFunc() function is called with one less value of power till its value becomes 0.
#include <iostream>
using namespace std;
int powerFunc(int number, int power)
{
if(power == 0)
return 1;
else
return (number * powerFunc(number, power - 1));
}
int main()
{
int number, power;
cout<<"\nNumber: ";
cin>>number;
cout<<"Power: ";
cin>>power;
int result = powerFunc(number, power);
cout<<endl<<number<<" to the power "<<power<<" is: "<<result;
return 0;
}
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