Answered: Write a program to find the power of a…

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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