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Ô´Âë:
# include <stdio.h>
int main()
{
/* ¶¨ÒåÁËÒ»¸öÎÞ·ûºÅ×Ö·ûÐͱäÁ¿£¬´Ë±äÁ¿Ö»ÄÜÓÃÀ´´æ´¢ÎÞ·ûºÅÊý */
unsigned char result;
int a, b, c, d;
a = 2;
b = 4;
c = 6;
d = 8;
/* ¶Ô±äÁ¿½øÐГ°´Î»Ó딲Ù×÷ */
result = a & c;
printf("result = %d\n", result);
/* ¶Ô±äÁ¿½øÐГ°´Î»»ò”²Ù×÷ */
result = b | d;
printf("result = %d\n", result);
/* ¶Ô±äÁ¿½øÐГ°´Î»Òì»ò”²Ù×÷ */
result = a ^ d;
printf("result = %d\n", result);
/* ¶Ô±äÁ¿½øÐГȡ·´”²Ù×÷ */
result = ~a;
printf("result = %d\n", result);
return 0;
}
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enum {false,true};
int main()
{
int i=1;
do
{
printf("%d\n",i);
i++;
if(i < 15)
continue;
}while(false);
return 0;
}
ÄãÏàÐÅô£¿Ï ......
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 ......
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Ô´Âë:
# include <stdio.h>
int main()
{
/* ¶¨Òå±äÁ¿²¢¸³³õÖµ */
int a = 5;
char c = 'a'; // 'a'µÄASCÂëµÄֵΪ97
  ......