{"id":478,"date":"2025-06-26T16:42:54","date_gmt":"2025-06-26T08:42:54","guid":{"rendered":"https:\/\/xsir.work\/?p=478"},"modified":"2025-06-26T17:15:25","modified_gmt":"2025-06-26T09:15:25","slug":"2025%e5%b9%b46%e6%9c%8826%e6%97%a5","status":"publish","type":"post","link":"https:\/\/xsir.work\/index.php\/2025\/06\/26\/2025%e5%b9%b46%e6%9c%8826%e6%97%a5\/","title":{"rendered":"2025\u5e746\u670826\u65e5"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u57fa\u4e8ewin10\uff0c\u542f\u7528wsl\u8c03\u7528\u4e4c\u73ed\u56fe\u6a21\u5757\uff0c\u60f3\u8c03\u8bd5\u9700\u8981\u5b89\u88c5gcc\uff0c\u5b89\u88c5\u524d\u9700\u8fdb\u884c\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528\u6e05\u534e\u6e90\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo apt update\nsudo apt install gcc<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">cursor\u7f16\u5199c\u7a0b\u5e8f\uff0c\u8fd0\u884c\u65b9\u6cd5\u4e3agcc 2.c,\u4e5f\u53ef\u4ee5gcc 2.c -o hello   \u540e\u9762\u53ef\u4ee5\u662f\u4efb\u610f\u547d\u540d\uff0c-o\u610f\u4e3a\u8f93\u51fa\uff0c\u4e0d\u52a0\u4f1a\u8f93\u51faa.out\u6587\u4ef6\uff0c\u901a\u8fc7.\/\u8fd0\u884c\u5373\u53ef\uff0c\u5982.\/a.out      .\/hello\u7b49\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">stdio.h\u662f\u6807\u51c6\u5e93\uff0c\u9700\u58f0\u660e\uff0c\u5982#include(stdio.h)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u9700\u52a0\u6ce8\u91ca\u4e4b\u7c7b\uff0c\u53ef\u4ee5\u901a\u8fc7\/* sdasd *\/\u6765\u505a\uff0c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u51e0\u4e2a\u6bd4\u8f83\u5e38\u7528\u7684\uff0c\u6709\\n\u6362\u884c\uff0c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C \u8bed\u8a00\u4e2d\u5e38\u7528\u7684\u5faa\u73af\u7ed3\u6784\u6709\u4e09\u79cd\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">while\u5faa\u73af<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>   while (\u6761\u4ef6) {\n       \/\/ \u5faa\u73af\u4f53\n   }<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">for\u5faa\u73af<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>for (\u521d\u59cb\u5316; \u6761\u4ef6; \u66f4\u65b0) {<br>\/\/ \u5faa\u73af\u4f53<br>}<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7c7b\u578b<\/th><th>\u5178\u578b\u5b57\u8282\u6570<\/th><th>\u4e3b\u8981\u7528\u9014<\/th><th>\u53d6\u503c\u8303\u56f4\uff08\u6709\u7b26\u53f7\uff09<\/th><\/tr><\/thead><tbody><tr><td>char<\/td><td>1<\/td><td>\u5b57\u7b26\/\u5c0f\u6574\u6570<\/td><td>-128 ~ 127<\/td><\/tr><tr><td>short<\/td><td>2<\/td><td>\u5c0f\u8303\u56f4\u6574\u6570<\/td><td>-32768 ~ 32767<\/td><\/tr><tr><td>long<\/td><td>4 \u6216 8<\/td><td>\u5927\u8303\u56f4\u6574\u6570<\/td><td>-2,147,483,648 ~ 2,147,483,647 (4\u5b57\u8282)<\/td><\/tr><tr><td>double<\/td><td>8<\/td><td>\u9ad8\u7cbe\u5ea6\u5c0f\u6570<\/td><td>\u7ea6 \u00b11.7E-308 ~ \u00b11.7E+308<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 C \u8bed\u8a00\u4e2d\uff0c\u5199&nbsp;100000L&nbsp;\u8fd9\u79cd\u5f62\u5f0f\uff0c\u6700\u540e\u52a0\u7684\u90a3\u4e2a\u5927\u5199&nbsp;L\uff0c\u8868\u793a\u8fd9\u4e2a\u5e38\u91cf\u662f&nbsp;long&nbsp;\u7c7b\u578b\uff08\u957f\u6574\u578b\u5e38\u91cf\uff09\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u8be6\u7ec6\u89e3\u91ca<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u50cf\u00a0100000\u00a0\u8fd9\u6837\u7684\u6570\u5b57\u5e38\u91cf\u5728\u00a0C \u8bed\u8a00\u91cc\u662f\u00a0int\u00a0\u7c7b\u578b\u3002<\/li>\n\n\n\n<li>\u5982\u679c\u4f60\u5199\u00a0long l\u00a0=\u00a0100000;\uff0c\u7f16\u8bd1\u5668\u4f1a\u628a\u00a0100000\u00a0\u5f53\u4f5c\u00a0int\u00a0\u7c7b\u578b\uff0c\u7136\u540e\u8d4b\u503c\u7ed9\u00a0long\u00a0\u7c7b\u578b\u7684\u53d8\u91cf\uff0c\u901a\u5e38\u6ca1\u95ee\u9898\uff0c\u4f46\u6709\u4e9b\u60c5\u51b5\u4e0b\u4f60\u53ef\u80fd\u9700\u8981\u660e\u786e\u544a\u8bc9\u7f16\u8bd1\u5668\u201c\u8fd9\u662f\u00a0long \u7c7b\u578b\u7684\u5e38\u91cf\u201d\u3002<\/li>\n\n\n\n<li>\u52a0\u4e0a\u00a0L\u00a0\u6216\u00a0l\uff0c\u6bd4\u5982\u00a0100000L\u00a0\u6216\u00a0100000l\uff0c\u5c31\u8868\u793a\u8fd9\u662f\u4e00\u4e2a\u00a0long\u00a0\u7c7b\u578b\u7684\u6574\u6570\u5e38\u91cf\u3002<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u683c\u5f0f\u7b26<\/th><th>\u8bf4\u660e<\/th><th>\u9002\u7528\u7c7b\u578b<\/th><th>\u793a\u4f8b\u8f93\u51fa<\/th><\/tr><\/thead><tbody><tr><td>%d<\/td><td>\u5341\u8fdb\u5236\u6709\u7b26\u53f7\u6574\u6570<\/td><td>int<\/td><td>123, -456<\/td><\/tr><tr><td>%u<\/td><td>\u5341\u8fdb\u5236\u65e0\u7b26\u53f7\u6574\u6570<\/td><td>unsigned int<\/td><td>123, 456<\/td><\/tr><tr><td>%ld<\/td><td>\u957f\u6574\u578b\uff08long\uff09\u6574\u6570<\/td><td>long<\/td><td>1234567890<\/td><\/tr><tr><td>%lu<\/td><td>\u65e0\u7b26\u53f7\u957f\u6574\u578b\u6574\u6570<\/td><td>unsigned&nbsp;long<\/td><td>1234567890<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>%hd<\/td><td>\u77ed\u6574\u578b\uff08short\uff09\u6574\u6570<\/td><td>short<\/td><td>12345<\/td><\/tr><tr><td>%f<\/td><td>\u6d6e\u70b9\u578b\uff08float, double\uff09<\/td><td>float,&nbsp;double<\/td><td>3.14, -0.001<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div><\/div>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>%lf<\/td><td>\u53cc\u7cbe\u5ea6\u6d6e\u70b9\u578b\uff08double\uff09<\/td><td>double<\/td><td>3.1415926<\/td><\/tr><tr><td>%c<\/td><td>\u5355\u4e2a\u5b57\u7b26<\/td><td>char<\/td><td>A, b,&nbsp;1<\/td><\/tr><tr><td>%s<\/td><td>\u5b57\u7b26\u4e32<\/td><td>char[]<\/td><td>hello, world<\/td><\/tr><tr><td>%x<\/td><td>\u5341\u516d\u8fdb\u5236\u6574\u6570\uff08\u5c0f\u5199\u5b57\u6bcd\uff09<\/td><td>int,&nbsp;unsigned<\/td><td>7b, ff<\/td><\/tr><tr><td>%X<\/td><td>\u5341\u516d\u8fdb\u5236\u6574\u6570\uff08\u5927\u5199\u5b57\u6bcd\uff09<\/td><td>int,&nbsp;unsigned<\/td><td>7B, FF<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>%o<\/td><td>\u516b\u8fdb\u5236\u6574\u6570<\/td><td>int,&nbsp;unsigned<\/td><td>173, 377<\/td><\/tr><tr><td>%%<\/td><td>\u8f93\u51fa\u4e00\u4e2a\u767e\u5206\u53f7<\/td><td>\u65e0<\/td><td>%<\/td><\/tr><tr><td>%p<\/td><td>\u6307\u9488\u5730\u5740<\/td><td>\u6307\u9488\u7c7b\u578b<\/td><td>0x7ffee3bff618<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">for \u5faa\u73af\u540e\u9762\u52a0\u4e0d\u52a0\u5206\u53f7\uff0c\u542b\u4e49\u5b8c\u5168\u4e0d\u540c\uff01<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u4e0d\u52a0\u5206\u53f7\uff08\u63a8\u8350\u5199\u6cd5\uff09<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>for (fahr = 300; fahr >= 0; fahr = fahr - 20)\n    printf(\"%3d %6.1f\\n\", fahr, 5*(fahr-32.0)\/9);<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8fd9\u79cd\u5199\u6cd5\u8868\u793a\uff1afor \u5faa\u73af\u63a7\u5236\u00a0printf\u00a0\u8fd9\u4e00\u884c\uff0c\u6bcf\u6b21\u5faa\u73af\u90fd\u4f1a\u6267\u884c\u4e00\u6b21\u00a0printf\u3002<\/li>\n\n\n\n<li>\u8fd9\u4e5f\u662f\u4f60\u60f3\u8981\u7684\u6548\u679c\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u52a0\u5206\u53f7\uff08\u4e0d\u63a8\u8350\uff0c\u901a\u5e38\u662f\u9519\u8bef\uff09<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>for (fahr = 300; fahr >= 0; fahr = fahr - 20);\nprintf(\"%3d %6.1f\\n\", fahr, 5*(fahr-32.0)\/9);<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8fd9\u79cd\u5199\u6cd5\uff0cfor \u5faa\u73af\u540e\u9762\u6709\u4e00\u4e2a\u5206\u53f7\uff0c\u8868\u793a\u00a0for\u00a0\u5faa\u73af\u7684\u5faa\u73af\u4f53\u662f\u4e00\u4e2a\u201c\u7a7a\u8bed\u53e5\u201d\u3002<\/li>\n\n\n\n<li>\u4e5f\u5c31\u662f\u8bf4\uff0cfor\u00a0\u5faa\u73af\u4ec0\u4e48\u90fd\u4e0d\u505a\uff0c\u53ea\u662f\u8ba9\u00a0fahr\u00a0\u53d8\u5316\uff0c\u5faa\u73af\u7ed3\u675f\u540e\u624d\u6267\u884c\u00a0printf\u3002<\/li>\n\n\n\n<li>\u7ed3\u679c\u662f\uff1a\u53ea\u4f1a\u8f93\u51fa\u4e00\u6b21\uff0c\u8f93\u51fa\u7684\u662f\u5faa\u73af\u7ed3\u675f\u540e\u7684\u00a0fahr\u00a0\u7684\u503c\uff0c\u800c\u4e0d\u662f\u4f60\u60f3\u8981\u7684\u8868\u683c\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u591a\u6761\u8bed\u53e5\u65f6<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c&nbsp;for \u5faa\u73af\u540e\u9762\u6709\u591a\u6761\u8bed\u53e5\uff0c\u5e94\u8be5\u7528\u5927\u62ec\u53f7&nbsp;{}&nbsp;\u5305\u8d77\u6765\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>for (fahr = 300; fahr &gt;= 0; fahr = fahr - 20) {<br>printf(\"%3d %6.1f\\n\", fahr, 5*(fahr-32.0)\/9);<br>\/\/ \u5176\u4ed6\u8bed\u53e5<br>}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u603b\u7ed3<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>for \u5faa\u73af\u540e\u9762\u4e0d\u8981\u968f\u4fbf\u52a0\u5206\u53f7\uff01<\/li>\n\n\n\n<li>\u5982\u679c\u53ea\u8ddf\u4e00\u6761\u8bed\u53e5\uff0c\u4e0d\u52a0\u5206\u53f7\uff0c\u76f4\u63a5\u5199\u90a3\u6761\u8bed\u53e5\u3002<\/li>\n\n\n\n<li>\u5982\u679c\u6709\u591a\u6761\u8bed\u53e5\uff0c\u7528\u5927\u62ec\u53f7\u00a0{}\u00a0\u5305\u8d77\u6765\u3002<\/li>\n\n\n\n<li>\u52a0\u4e86\u5206\u53f7\u5c31\u53d8\u6210\u7a7a\u5faa\u73af\u4e86\uff0c\u901a\u5e38\u4e0d\u662f\u4f60\u60f3\u8981\u7684\u6548\u679c\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">!=&nbsp;\u7684\u542b\u4e49<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>!=\u00a0\u662f\u4e00\u4e2a\u6bd4\u8f83\u8fd0\u7b97\u7b26\uff0c\u5b83\u7684\u610f\u601d\u662f\u201c\u4e0d\u7b49\u4e8e\u201d\uff08Not Equal To\uff09\u3002<\/li>\n\n\n\n<li>\u6240\u4ee5\u00a0while (c != EOF)\u00a0\u8fd9\u53e5\u4ee3\u7801\u7684\u610f\u601d\u5c31\u662f\uff1a\u5f53\u53d8\u91cf\u00a0c\u00a0\u7684\u503c\u4e0d\u7b49\u4e8e\u00a0EOF\u00a0\u65f6\uff0c\u5c31\u6267\u884c\u5faa\u73af\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u8be6\u7ec6\u89e3\u91ca<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>!\u00a0(\u903b\u8f91\u975e)\uff1a\u5355\u72ec\u7684\u00a0!\u00a0\u662f\u201c\u903b\u8f91\u975e\u201d\u8fd0\u7b97\u7b26\uff0c\u7528\u6765\u53d6\u53cd\u4e00\u4e2a\u5e03\u5c14\u503c\uff08\u771f\u6216\u5047\uff09\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4e00\u4e2a\u6761\u4ef6\u662f\u201c\u771f\u201d\uff0c!\u00a0\u4e4b\u540e\u5c31\u53d8\u6210\u201c\u5047\u201d\u3002<\/li>\n\n\n\n<li>==\u00a0(\u7b49\u4e8e)\uff1a\u4e24\u4e2a\u7b49\u53f7\u00a0==\u00a0\u662f\u201c\u7b49\u4e8e\u201d\u7684\u6bd4\u8f83\u8fd0\u7b97\u7b26\u3002\u4f8b\u5982\u00a0c == EOF\u00a0\u5224\u65ad\u00a0c\u00a0\u662f\u5426\u7b49\u4e8e\u00a0EOF\u3002<\/li>\n\n\n\n<li>!=\u00a0(\u4e0d\u7b49\u4e8e)\uff1a\u00a0!\u00a0\u548c\u00a0=\u00a0\u7ec4\u5408\u5728\u4e00\u8d77\uff0c\u5c31\u6210\u4e86\u201c\u4e0d\u7b49\u4e8e\u201d\u3002c != EOF\u00a0\u5c31\u662f\u5224\u65ad\u00a0c\u00a0\u662f\u5426\u4e0d\u7b49\u4e8e\u00a0EOF\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u60a8\u9047\u5230\u7684\u95ee\u9898\u5f88\u5178\u578b\uff0c\u4e5f\u662f\u521d\u5b66\u8005\u7ecf\u5e38\u4f1a\u56f0\u60d1\u7684\u5730\u65b9\u3002\u76f4\u63a5\u5728\u952e\u76d8\u4e0a\u6572\u51fb&nbsp;E\u3001O\u3001F&nbsp;\u4e09\u4e2a\u5b57\u6bcd\u662f\u65e0\u6cd5\u8ba9\u7a0b\u5e8f\u9000\u51fa\u7684\u3002\u539f\u56e0\u662f\uff0c\u7a0b\u5e8f\u4ee3\u7801\u4e2d\u7684&nbsp;EOF&nbsp;\u5e76\u4e0d\u662f\u6307&#8217;E&#8217;\u3001&#8217;O&#8217;\u3001&#8217;F&#8217;\u8fd9\u4e09\u4e2a\u5b57\u7b26\u7684\u7ec4\u5408\uff0c\u800c\u662f\u4e00\u4e2a\u7531\u64cd\u4f5c\u7cfb\u7edf\u5b9a\u4e49\u7684\u3001\u7528\u6765\u8868\u793a\u201c\u8f93\u5165\u6d41\u5df2\u7ed3\u675f\u201d\u7684\u7279\u6b8a\u4fe1\u53f7\u3002getchar()&nbsp;\u51fd\u6570\u5728\u63a5\u6536\u5230\u8fd9\u4e2a\u4fe1\u53f7\u540e\uff0c\u4f1a\u8fd4\u56de\u4e00\u4e2a\u7279\u6b8a\u7684\u503c\uff08\u5728stdio.h\u4e2d\u88ab\u5b9a\u4e49\u4e3a&nbsp;EOF\uff0c\u901a\u5e38\u662f-1\uff09\uff0c\u8fd9\u4e2a\u503c\u4e0d\u5bf9\u5e94\u4efb\u4f55\u4e00\u4e2a\u5b9e\u9645\u7684\u5b57\u7b26\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5728 Windows \u7cfb\u7edf\u4e0a: \u5728\u65b0\u7684\u4e00\u884c\u6309\u00a0Ctrl+Z\uff0c\u7136\u540e\u518d\u6309\u00a0Enter\u3002<\/li>\n\n\n\n<li>\u5728 Linux \u6216 macOS \u7cfb\u7edf\u4e0a: \u5728\u65b0\u7684\u4e00\u884c\u6309\u00a0Ctrl+D\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u57fa\u4e8ewin10\uff0c\u542f\u7528wsl\u8c03\u7528\u4e4c\u73ed\u56fe\u6a21\u5757\uff0c\u60f3\u8c03\u8bd5\u9700\u8981\u5b89\u88c5gcc\uff0c\u5b89\u88c5\u524d\u9700\u8fdb\u884c\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528\u6e05\u534e\u6e90\u3002 curso 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