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C#/예습

2020-04-02 반복문 예습

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
 
namespace Test
{
    class App
    {
        public App()
        {
            /*
            string today = DateTime.Today.ToShortDateString();
            Console.WriteLine("오늘은 " + today + " 입니다.");
            */
 
            //for문
            /*
            int a, b;
            int result;
 
            for (a = 2; a < 10; a++) {
 
                for (b = 1 ;b < 10; b++) {
                    result = a * b;
                    Console.WriteLine(a + "X" + b + "=" + result);        
                }
            }
            */
 
            // while문
            /*
            int a = 2, b = 1;
            int result;
            
            while (a <= 9) {
                b = 1;
                while (b <= 9) {
                    result = a * b;
                    Console.WriteLine(a + "X" + b + "=" + result);
                    b++;
                }
                a++;
            }
            */
            //do while문
 
            /*
            int a = 2, b = 1;
            int result;
 
            do
            {
                b = 1;
                do
                {
                    result = a * b;
                    Console.WriteLine(a + "X" + b + "=" + result);
                    b++;
                } while (b <= 9);
                a++;
            }while (a <= 9) ;
            */
 
            //foreach 문
            /*
            string text = "가나다라마바사";
 
            foreach (char a in text) {
                Console.WriteLine(a);
            }
            */
 
        }
 
 
    }
 
}            
 
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