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2021-08-10 07:31:04»ªÏĸ߿¼ÍøÍ¬Ñ§ÄãºÃ£¬¸Ðл²Î¼ÓÎ÷°²ºÃÒ®C/C++±ÊÊÔ.
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C/C++ÊÔÌⲿ·Ö
1.ÏêϸÃèÊöÈ«¾Ö±äÁ¿ºÍ¾²Ì¬È«¾Ö±äÁ¿µÄÇø±ð
2.ÇëÁоÙÒ»¸ö·Ç±È½ÏÅÅÐò£¬²¢ÃèÊöÆä¹ý³Ì
3.sprintfºÍsnprintfº¯ÊýµÄÇø±ðÊÇʲô?ΪʲôÌᳫʹÓÃsnprintf?
4.Çë¼òÊöinlineº¯ÊýºÍºê¶¨ÒåµÄÇø±ð.
5.ÇëÎÊC++ÄÚ´æ·ÖÇøÓм¸¸ö?·Ö±ð´æ´¢ÄÄЩÄÚÈÝ?
C/C++±à³Ì
1.³ÌÐòÌâ
int main(int argc,char *argv[])
{
//Çë²¹³ä´úÂë
}
¼ÙÉè±àÒëΪadd.exeÎļþ£¬ÈçºÎʵÏÖÔÚÃüÁîÐÐÏÂÇÃÈëadd a b ʵÏÖa-bµÄ¹¦ÄÜ.
2.Çóº¯Êý·µ»ØÖµ£¬ÊäÈëx=9999;
int func(int x)
{
int countx=0;
while (x)
{
countx++;
x=x&(x-1);
}
return countx;
}
3.ÖÇÁ¦Ìâ
1.ÏÂÃæµÄÖ¤Ã÷¹ý³ÌÊÇ·ñÕýÈ·?²¢¸ø³öÀíÓÉ:
Éèx=0.999999……
ËùÒÔ10x=9.999999……
ËùÒÔ10x=9+x;
ËùÒÔ9x=9;
ËùÒÔx=1
ËùÒÔ0.999999……=1
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