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C_ÅжÏÓï¾äifÓëelseµÄǶÌ×ʹÓÃ

 Ô´Âë:
# 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)");
    scanf("%d,%d", &sex, &weight);
 
    if(sex >= 0)    /* Èô±äÁ¿sexµÄÊýֵΪ·Ç¸ºÊý£¬Ôò±íʾΪÄÐÐÔ */
    {
        if(weight >= 120)
        {
            cubage = 200;
            printf("´ËÈËÓ¦¸ÃÊäѪ£º%dºÁÉý\n", cubage);
        }
        else
        {
            cubage = 180;
            printf("´ËÈËÓ¦¸ÃÊäѪ£º%dºÁÉý\n", cubage);
        }
    }
    else   /* ·ñÔò£¬±íʾΪŮÐÔ */
    {
        if(weight >= 100)
        {
            cubage = 150;
            printf("´ËÈËÓ¦¸ÃÊäѪ£º%dºÁÉý\n", cubage);
        }
        else
        {
            cubage = 120;
            printf("´ËÈËÓ¦¸ÃÊäѪ£º%dºÁÉý\n", cubage);
        }
    }
    return 0;
}


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ÃÀ¹úרÀû·¨Ìõ¿î102(c),102(d)

www.us-ip.com
ÃÀ¹úרÀû·¨Ìõ¿î102(c),102(d)
35 U.S.C. 102:
A person shall be entitled to a patent unless -
(c) he has abandoned the invention
102(c)Ìõ¿îÖ¸³öÈç¹û·¢Ã÷ÈËÒÅÆúÁË·¢Ã÷£¬ÄÇô·¢Ã÷È˽«²»ÄÜ»ñµÃÃÀ¹úרÀû¡£·¢Ã÷ÈËÒÅÆú·¢Ã÷±ØÐëÊǹÊÒâµÄÐÐΪ£¬²¢ÇÒÒâͼ½«ÒÅÆúµÄ·¢Ã÷·îÏ׸øÉç»á¡£·¢Ã÷È˲»Ò»¶¨ÐèÒª¹«¿ªÐûÊ¾Õ ......

C unsigned Ó÷¨

Àý£º#define NELE(a) (sizeof(a) / sizeof(a[0]))
int main() {
char str[] = {'E', 'M', 'C'};
for (int d=-1; d<=(NELE(str)-2);d++)
      printf("%c",str[d+1]);
return 0;
}
ÅжÏprintf£¨£©Êä³öµÄÊÇʲô£¬½á¹û¿ÉÄܳöºõÒâÁÏ£¬Ê²Ã´Ò²Ã»ÓÐÊä³ö£¬Ô­ÒòÄØ£¿Ô­Òò ......

ÓÉCÊý×éarray[

        ×òÌìÒ»¸öͬѧºÍÎÒ̸ÆðËûÔÚ²âÊÔC³ÌÐòʱʱ·¢ÏÖʹÓÃ-1ΪϱêÀ´·ÃÎÊÊý×飬gcc²¢Ã»Óб¨´í£¬¶øÇÒÄܹ»ÔËÐгɹ¦£¬Õâ¸öÒÔǰÎÒ»¹Ã»ÊÔ¹ý£¬´¦ÓÚºÃÆæ£¬½ñÌìÏÂÎç³éÁ˵ãʱ¼ä¿´ÁËһϡ£
     ÏÂÃæÊÇÎÒʹÓõIJâÊÔ´úÂ룬ÔËÐл·¾³ÊÇDEV-C++4.9.9.2£¬±àÒëÆ÷ʹÓõÄÊÇgcc¡£
&nb ......

C/C++ÖеÄÄÚ´æ²¹Æë»úÖÆ

      ÔÚCÓïÑÔÖУ¬½á¹¹ÊÇÒ»ÖÖ¸´ºÏÊý¾ÝÀàÐÍ£¬Æä¹¹³ÉÔªËØ¼È¿ÉÒÔÊÇ»ù±¾Êý¾ÝÀàÐÍ£¨Èçint¡¢long¡¢floatµÈ£©µÄ±äÁ¿£¬Ò²¿ÉÒÔÊÇһЩ¸´ºÏÊý¾ÝÀàÐÍ£¨ÈçÊý×é¡¢½á¹¹¡¢ÁªºÏµÈ£©µÄÊý¾Ýµ¥Ôª¡£ÔڽṹÖУ¬±àÒëÆ÷Ϊ½á¹¹µÄÿ¸ö³ÉÔ±°´Æä×ÔÈ»¶Ô½ç£¨alignment£©Ìõ¼þ·ÖÅä¿Õ¼ä¡£¸÷¸ö³ÉÔ±°´ÕÕËüÃDZ»ÉùÃ÷µÄ˳ÐòÔÚÄÚ´æÖÐ˳Ðò´ ......

C_³õʶָÕë

 Ô´Âë:
# include <stdio.h>
 
int main()
{
    /* ¶¨ÒåÒ»¸öÕûÐÎÖ¸Õëp */
    int *p;
    int begin, end;
 
    begin = 10;
    /* ¸øÖ¸Õëp¸³³õÖµ */
    p = &begin;
  & ......
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