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# include <stdio.h>
int main()
{
/* ¶¨Òå±äÁ¿²¢¸³³õÖµ */
int a = 5;
char c = 'a'; // 'a'µÄASCÂëµÄֵΪ97
float f = 5.3;
double m = 12.65;
double result;
/* ͬÀàÐÍÊý¾Ý¼ä½øÐÐÔËËã²¢Êä³ö½á¹û */
printf("a + c = %d\n", a + c); // 97+5=102
printf("a + c = %c\n", a + c); // 102¶ÔÓ¦µÄASCIIÂë×Ö·ûΪ'f'
printf("f + m = %f\n", f + m); // 5.3+12.65=17.95
/* ²»Í¬ÀàÐÍÊý¾Ý¼ä½øÐÐÔËËã²¢Êä³ö½á¹û */
printf("a + m = %f\n", a + m); //5+12.65=17.65
printf("c + f = %f\n", c + f); //97+5.3=102.3
/* ½«ÉÏÊöËĸö±äÁ¿½øÐлìºÏÔËË㣬²¢Êä³ö½á¹û */
result = a + c * (f + m);
printf("double = %f\n", result); //5+97*(5.3+12.65)=1746.15
return 0;
}
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sudo apt-get install gcc g++ libgcc1 libg++ make gdb
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sudo apt-get install libmysql++-dev libmysql++2c2a libmysqlclient15-dev libmysqlclient15off
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sudo cp /usr/lib/mysql/* /usr/lib/
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vim test.cpp
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2009-11-01 17:31:00
1¡¢Standard C£¬°üÀ¨»ù±¾µÄÓï·¨¶¨Ò壬¿âº¯Êý²Î¿¼
http://www-ccs.ucsd.edu/c/
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The C Library Reference Guide
http://www.acm.uiuc.edu/webmonkeys/book/c_guide/
2¡¢The UNIX Programming Environment
http://www.iu.hio.no/~mark/unix/unix_toc.html
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The Art of ......
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
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