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 Keil CÀïÓõ½ÁËunsigned long³¤ÕûÐͱäÁ¿£¬±àÒëʱ¶¼ÄÜͨ¹ý£¬µ«ÔËÐÐʱÀÏÊÇÒç³ö£¬Í¬»ï°Ù¶Èµ½ÁË´ËÌù£¬½â¾öÁËÎÊÌ⣬ÓÚÊÇתÌûÓÚ´Ë£º
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void test(void)
{
       unsigned long mid1,mid2,mid3;
       mid1=6*10000;//index1
       mid2=7*10000;//index2
        mid="8"*10000;//index3
}
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mid1=0xea60=60000;
mid2=0x1170=4464;
mid3=0x3880=14464;
mid1ÊÇÕýÈ·µÄ£¬mid2ºÍmid3ÊÇ´íÎóµÄ£¡
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void test(void)
{
       unsigned long mid1,mid2,mid3;
       mid1=6*(unsigned long)10000;//index1
       mid2=7*(unsigned long)10000;//index2
        mid="8"*(unsigned long)10000;//index3
}
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void test(void)
{
       unsigned long mid1,mid2,mid3;
       mid1=(unsigned long)(6*10000);//index1
       mid2=(unsigned long)(7*10000);//index2
        mid=(unsigned long)(8*10000);//index3
}


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# include <stdio.h>
 
int main()
{
    /* sex´ú±íÊäѪÕßµÄÐÔ±ð£¬weight´ú±íÊäѪÕßµÄÌåÖØ£¬cubage´ú±íÊäѪÁ¿ */
    int sex, weight, cubage;
    printf("Çë¸ø³öÊäѪÕßµÄÐÔ±ð£¨Å®ÐÔΪ¸ºÊý£©ºÍÌåÖØ£º(ÓöººÅ¸ô¿ª)");
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# include <stdio.h>
 
int main()
{
    int i, j, k;
     
    /* ±äÁ¿i´Ó0µ½4£¬±íʾËù»­ÁâÐÎͼµÄµÚÒ»ÖÁµÚÎåÐÐ */
    for(i = 0; i <= 4; i++)
    {
        /* ......

C Sharp(C#)ÖÐÈçºÎɾ³ýÎļþ(Îļþ¼Ð)

C Sharp(C#)ÖÐÈçºÎɾ³ýÎļþ(Îļþ¼Ð)
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using System.IO;
...
string filePath = @"D:\...\xxx.xxx";

if (File.Exists(filePath))
{
File.Delete(filePath);
}
else
{
Console. ......

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Answer to Exercise 1-7
Write a program to print the value of EOF .
 
#include <stdio.h>
 
int main(void)
{
  printf("The value of EOF is %d\n\n", EOF);
 
  return 0 ......

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#ifdef _XXXX
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#else
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#endif
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#ifndef _XXXX
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