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C Program for the cube sum of first n natural numbers?
The cube sum of first n natural numbers is the program to add cubes of all natural numbers up to n. It is sum of series 1^3 + 2^3 + …. + n^3 that is sum of cube of n natural numbers.
Input:6 Output:441
Explanation
1^3 + 2^3 + 3^3 + 4^3 + 5^3 + 63 = 441
Using For loop to increase the no. and cubing it and taking sum of them.
Example
#include <iostream>
using namespace std;
int main() {
int n = 6;
int sum = 0;
for (int i = 1; i <= n; i++) {
sum += i * i * i;
}
printf(“%d”, sum);
return 0;
}
Updated on: 19-Aug-2019
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