//让用户输入其年龄，然后显示该年龄包含几个月。
#include <iostream>

int sum(int n);
int main ()
{
	using namespace std;
	cout<<"Enter your age : ";
	int age;
	cin>>age;
	int  month = sum(age);
	cout<<"month is :"<<month<<endl;
	return 0;
}
int sum (int n)
{
	
	return  n*12;
}