2010/9/24作業 99乘法表

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text; namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {  
            int[,] arr1=new int [101,101];
            int sum = 0;
           
            for (int i = 1; i <= 9; i++)
            {
                for (int j = 1; j <= 9; j++)
                {
                    sum =i*j;
                    arr1[i, j] = sum;
                   
                }
            }
            for (int i = 1; i <= 9; i++)
            {
                for (int j = 1; j <= 9; j++)
                {
                  
                    Console.WriteLine("i=" + i + "j= " + j);
                    Console.WriteLine("" + i + "*" + "" + j + "=" + arr1[i, j]);
                }
            }


        }
    }
}

2010/9/17作業

#include <stdio.h>
#include <stdlib.h>
int main()
{   
     int i; // 紀錄目前要處理的數字
    int sum = 0; // 紀錄到目前為止的總和
    for (i = 1; i <= 100; i++) {
        sum = sum + i;
     
    }
     printf("%d",sum) ;
    
     
 
  system("PAUSE");
  return 0;
}