#include <iostream>
using namespace std;
/* run this program using the console pauser or add your own getch, system("pause") or input loop */

int main(int argc, char** argv) {
	//目的：for計數迴圈 
	for(int i=1;i<=3;i++)
	{
		cout<<i<<"次迴圈"<<endl;
	}
	
	cout<<endl;
	for(int i=3;i>=1;i--)
	{
		cout<<i<<"次迴圈"<<endl;
	}	
	
	cout<<endl;
	for(int i=1;i<=10;i+=2)
	{
		cout<<i<<"次迴圈"<<endl;
	}	

	cout<<endl;
	for(int i=1, k=1;i<=10,k<=3;i+=2,k++)
	{
		cout<<"i="<<i<<", k="<<k<<" 迴圈"<<endl;
	}
	
	return 0;
}