Question

How to raise a number to the power of N in C++

Answer 1

#include <iostream>
#include <cmath>

int main() {
    int N = 3;
    
    int result = pow(3, N);

    std::cout << result;
    
    return 0;
}




/*
run:

27

*/

 

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Answer 2

#include <iostream>
#include <cmath>

int main() {
    double base = 3, exponent = 5.1;
	
	double result = pow(base, exponent);

    std::cout << result;
    
    return 0;
}




/*
run:

271.218

*/

 

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