#include <stdio.h><\/p>\n
typedef unsigned char u8;<\/p>\n
void led_toggle(void);<\/p>\n
void mian(){<\/p>\n
led_toggle();
\n}<\/p>\n
void led_toggle(void)
\n{
\n u8 count = 0;
\n for(count=64;count>=0;count–)
\n {
\n printf("hello\\\\r\\\\n");
\n }<\/p>\n
}<\/p>\n
\u53c2\u8003\u7b54\u6848：<\/p>\n
\u672c\u9898\u4f1a\u9677\u5165\u6b7b\u5faa\u73af，\u56e0\u4e3au8,\u65e0\u7b26\u53f78\u4f4d\u6574\u578b\u7684\u503c\u57df\u8303\u56f40-255,\u5bf9\u4e8e\u6761\u4ef6count>=0\u800c\u8a00\u6c38\u8fdc\u4e3a\u771f\u3002<\/p>\n
\u6b64\u6bb5\u4ee3\u7801\u7684\u771f\u5b9e\u610f\u56fe\u5e94\u8be5\u662f\u5faa\u73af\u8f93\u51fa64\u904d\u201chello\\\\r\\\\n\u201d,\u53ea\u9700\u8981\u5c06\u6761\u4ef6\u4fee\u6539\u4e3acount>0\u5373\u53ef，\u8fd9\u662f\u5728\u5b9e\u9645\u9879\u76ee\u5f00\u53d1\u8fc7\u7a0b\u4e2d，\u5bb9\u6613\u8e29\u7684\u5c0f\u5751\u3002<\/p>\n
A\u00a0 \u00a0 int\u00a0 \u00a0 \u00a0 \u00a0 \u00a0B\u00a0 2b\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 C\u00a0 \u00a0$2\u00a0 \u00a0 \u00a0 \u00a0D\u00a0 main<\/p>\n
\u53c2\u8003\u7b54\u6848：D<\/p>\n
\u6b64\u9898\u4e3a\u57fa\u7840\u9898，\u8003\u5bdfC\u8bed\u8a00\u53d8\u91cf\u7684\u547d\u540d\u89c4\u5219<\/p>\n
(1)\u53ea\u80fd\u6709\u6570\u5b57\u3001\u5b57\u6bcd\u3001\u4e0b\u5212\u7ebf\u7ec4\u6210，\u6392\u9664C<\/p>\n
(2)\u4e0d\u80fd\u4ee5\u6570\u5b57\u5f00\u5934\u00a0 \u6392\u9664B<\/p>\n
(3)\u4e0d\u80fd\u662f\u5173\u952e\u5b57，\u6392\u9664A,\u8fd9\u91cc\u9700\u8981\u6ce8\u610f，main\u53ea\u662f\u4e00\u4e2a\u51fd\u6570\u540d，\u4e0d\u662f\u5173\u952e\u5b57<\/p>\n
#include <stdio.h><\/p>\n
void main()
\n{<\/p>\n
int a=10;
\n int b = a++;
\n printf("a=%d\\\\nb=%d\\\\n",a,b);
\n}<\/p>\n
\u53c2\u8003\u7b54\u6848：\u00a0 a=11<\/p>\n
\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 b=10<\/p>\n
#include <stdio.h><\/p>\n
void main()
\n{<\/p>\n
printf("%d\\\\n",sizeof(float));
\n}<\/p>\n
\u53c2\u8003\u7b54\u6848：\u4e0d\u786e\u5b9a<\/p>\n
\u6b64\u9898\u770b\u4f3c\u7b80\u7b54，\u5b9e\u5219\u5bb9\u6613\u8e29\u5751，<\/p>\n
sizeof()\u662fC\u4e2d\u7684\u4e00\u4e2a\u8fd0\u7b97\u7b26，\u8fd4\u56de\u5bf9\u8c61\u5728\u8ba1\u7b97\u673a\u5185\u5b58\u4e2d\u5360\u7528\u7684\u5b57\u8282\u6570，\u901a\u5e38float\u53604\u4e2a\u5b57\u8282，\u4f46\u5e76\u4e0d\u662f\u7edd\u5bf9\u7684，\u8fd9\u53d6\u51b3\u4e8e\u7a0b\u5e8f\u7684\u8fd0\u884c\u73af\u5883，\u5728\u67d0\u4e9b\u5d4c\u5165\u5f0f\u7cfb\u7edf\u6216\u7279\u6b8a\u67b6\u6784\u4e2d，\u53ef\u80fd\u5360\u75282\u4e2a\u5b57\u8282，\u4e5f\u53ef\u80fd\u4e0d\u786e\u5b9a<\/p>\n","protected":false},"excerpt":{"rendered":"
1\u3001\u9605\u8bfb\u4e00\u4e0b\u4ee3\u7801，\u5206\u6790\u4ee3\u7801\u6700\u7ec8\u4f1a\u8f93\u51fa\u4ec0\u4e48\u5185\u5bb9？#include typedef unsigned char u8;void led_toggle(void);void mian(){led_toggle();
\n}void led_toggle(void)
\n{u8 count 0;for(count64;count>0;count–){printf(\\”hello\\\\r\\\\n\\”);}}\u53c2\u8003\u7b54\u6848：\u672c\u9898\u4f1a\u9677\u5165\u6b7b\u5faa\u73af&<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[174,190,427],"topic":[],"class_list":["post-101984","post","type-post","status-publish","format-standard","hentry","category-server","tag-c","tag-190","tag-427"],"yoast_head":"\n