#include <iostream.h>
int funB(int num1, int num2)
{
	return num1 * num2;
}
int funA(int a, int b)
{
	return funB(a + b, b);
}
void main()
{
	int num1 = 10, num2 = 20;
	cout << funA(num1 , num2) << endl;
}