n2

main.cpp

#include <iostream>
#include <math.h>
using namespace std;

int main (int argc, char * const argv[]) {
    
	int cont;
	
	for(cont = 15; cont <= 200; cont++) {
		cout << "O quadrado de "<< cont <<" = ";
		cout << pow(cont, 2) <<endl;
	}

	return 0;    
}