quadratic.cpp

#include<iostream>

int main(){
    int number_of_rounds = 0;
    std::cin >> number_of_rounds;
    int k = 0;
    for(int i = 0; i < number_of_rounds; i++){
        for(int j = 0; j < number_of_rounds; j++){
            k = j;
        }
    }
    return 0;
}