{"id":11058,"date":"2023-05-11T22:26:30","date_gmt":"2023-05-11T14:26:30","guid":{"rendered":"http:\/\/123.57.164.21\/?p=11058"},"modified":"2023-05-12T08:58:31","modified_gmt":"2023-05-12T00:58:31","slug":"%e6%91%98%e8%a6%81%e7%ae%97%e6%b3%95%ef%bc%88md5%e3%80%81sha%e3%80%81crc%ef%bc%89","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=11058","title":{"rendered":"\u6458\u8981\u7b97\u6cd5\uff08MD5\u3001SHA\u3001CRC\uff09"},"content":{"rendered":"\n<p><strong>MD5<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<ul><li>MD5\u7528\u7684\u662f\u54c8\u5e0c\u51fd\u6570\uff0c\u5178\u578b\u7684\u5e94\u7528\u662f\u5bf9\u4e00\u6bb5\u4fe1\u606f\u4ea7\u751f\u4fe1\u606f\u6458\u8981\uff0c\u4ee5\u9632\u6b62\u88ab\u7be1\u6539<\/li><li>\u65e0\u8bba\u591a\u957f\u7684\u8f93\u5165\uff0cMD5\u7b97\u6cd5\u90fd\u4f1a\u8f93\u51fa\u4e00\u4e2a128\u4f4d\u7684\u4e00\u4e2a\u4e32\uff08\u901a\u5e38\u752816\u8fdb\u5236\u8868\u793a\u4e3a32\u4e2a\u5b57\u7b26\uff09<\/li><li>\u6211\u4eec\u5927\u81f4\u7684\u4e86\u89e3\u4e00\u4e0bMD5\u7684\u7b97\u6cd5\u6d41\u7a0b<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-51-1024x581.png\" alt=\"\" class=\"wp-image-11059\" width=\"533\" height=\"302\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-51-1024x581.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-51-300x170.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-51-768x435.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-51-1536x871.png 1536w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-51-830x471.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-51-230x130.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-51-350x198.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-51-480x272.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-51.png 1792w\" sizes=\"(max-width: 533px) 100vw, 533px\" \/><\/figure><\/div>\n\n\n\n<p><strong>java\u4ee3\u7801MD5\u52a0\u5bc6<\/strong><\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">import java.nio.charset.StandardCharsets;\nimport java.security.MessageDigest;\n\n\/\/MD5\u52a0\u5bc6\npublic class MD5 {\n    public static void main(String[] args) {\n        try {\n            \/\/MessageDigest \u4e3a\u5e94\u7528\u7a0b\u5e8f\u63d0\u4f9b\u4fe1\u606f\u6458\u8981\u7b97\u6cd5\n            MessageDigest md5 = MessageDigest.getInstance(\"MD5\");\n            String secret = \"dean\";\n            byte[] secret_bytes = secret.getBytes(StandardCharsets.UTF_8);\n            byte[] digest = md5.digest(secret_bytes);\n            StringBuilder res = new StringBuilder();\n            \/\/\u5c06\u5b57\u8282\u8f6c\u6362\u4e3a16\u8fdb\u5236\n            for (byte b : digest) {\n                String row = Integer.toHexString(b &amp; 0xff);\n                if (row.length() == 1) {\n                    row = \"0\" + row;\n                }\n                res.append(row);\n            }\n            System.out.println(\"\u52a0\u5bc6\u540e\u5bc6\u6587\uff1a\"+res);\n        } catch (Exception e) {\n            throw new RuntimeException(e);\n        }\n    }\n}\n<\/pre>\n\n\n\n<p>\u8f93\u51fa\u5982\u4e0b\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-52-1024x89.png\" alt=\"\" class=\"wp-image-11060\" width=\"456\" height=\"40\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-52-1024x89.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-52-300x26.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-52-768x67.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-52-830x72.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-52-230x20.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-52-350x30.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-52-480x42.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-52.png 1244w\" sizes=\"(max-width: 456px) 100vw, 456px\" \/><\/figure><\/div>\n\n\n\n<p><strong>SHA1<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<ul><li>SHA1\u88ab\u79f0\u4e3a\u5b89\u5168\u54c8\u5e0c\u7b97\u6cd5\uff0cSHA1\u6bd4MD5\u66f4\u590d\u6742\uff0c\u6240\u4ee5\u4e5f\u66f4\u52a0\u5b89\u5168<\/li><li>\u5bf9\u4e8e\u957f\u5ea6\u5c0f\u4e8e2^64\u4f4d\u7684\u6d88\u606f\uff0cSHA1\u4f1a\u4ea7\u751f160\u4f4d\u7684\u6d88\u606f\u6458\u8981<\/li><li>SHA1\u7684\u54c8\u5e0c\u7b97\u6cd5\u6d41\u7a0b<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-53.png\" alt=\"\" class=\"wp-image-11061\" width=\"374\" height=\"167\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-53.png 1022w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-53-300x134.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-53-768x344.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-53-830x372.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-53-230x103.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-53-350x157.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-53-480x215.png 480w\" sizes=\"(max-width: 374px) 100vw, 374px\" \/><\/figure><\/div>\n\n\n\n<p><strong>\u4ee3\u7801\u5b9e\u73b0<\/strong><\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">import java.nio.charset.StandardCharsets;\nimport java.security.MessageDigest;\n\npublic class SHA {\n    public static void main(String[] args) {\n        try {\n            MessageDigest sha1 = MessageDigest.getInstance(\"SHA1\");\n            String secret = \"dean\";\n            byte[] secret_bytes = secret.getBytes(StandardCharsets.UTF_8);\n            \/\/\u52a0\u5bc6\n            byte[] digest = sha1.digest(secret_bytes);\n            System.out.println(\"\u5171\"+digest.length+\"\u5b57\u8282\");\n            \/\/\u5c06\u5bc6\u6587\u89e3\u6790\u4e3a16\u8fdb\u5236\n            StringBuilder res = new StringBuilder();\n            for (byte b : digest) {\n                String row = Integer.toHexString(b &amp; 0xff);\n                if (row.length() == 1) {\n                    row = \"0\" + row;\n                }\n                res.append(row);\n            }\n            System.out.println(\"\u52a0\u5bc6\u540e\u5bc6\u6587\uff1a\"+res);\n\n        } catch (Exception e) {\n            throw new RuntimeException(e);\n        }\n    }\n}\n<\/pre>\n\n\n\n<p>\u8f93\u51fa\u5982\u4e0b\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-54-1024x156.png\" alt=\"\" class=\"wp-image-11062\" width=\"483\" height=\"73\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-54-1024x156.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-54-300x46.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-54-768x117.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-54-830x126.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-54-230x35.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-54-350x53.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-54-480x73.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-54.png 1474w\" sizes=\"(max-width: 483px) 100vw, 483px\" \/><\/figure><\/div>\n\n\n\n<p><strong>CRC<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<ul><li>\u5168\u79f0\u662f\u5faa\u73af\u5197\u4f59\u6821\u9a8c<\/li><li>\u7279\u8272\u662f\u68c0\u9519\u80fd\u529b\u6781\u5f3a\uff0c\u5f00\u9500\u5c0f<\/li><li>\u5177\u4f53\u8ba1\u7b97\u4e3e\u4e2a\u4f8b\u5b50\u8bf4\u660e\uff1a<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-55.png\" alt=\"\" class=\"wp-image-11063\" width=\"266\" height=\"248\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-55.png 960w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-55-300x279.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-55-768x715.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-55-830x773.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-55-230x214.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-55-350x326.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-55-480x447.png 480w\" sizes=\"(max-width: 266px) 100vw, 266px\" \/><\/figure><\/div>\n\n\n\n<p>\u8fd9\u4e2a\u5f0f\u5b50\u8868\u8fbe\u7684\u662f\u7528CRC4\u8ba1\u7b97\u4e8c\u8fdb\u5236\u5e8f\u521710110011\u7684\u6821\u9a8c\u7801<br>CRC4\u5176\u5b9e\u662f\u4e2a\u591a\u9879\u5f0fG(x)=X^4+ X^3+1,\u53ef\u4ee5\u770b\u505a\u662f 1<em>2^4+1<\/em>2^3+0<em>2^2+0<\/em>2^1+1*2^0,\u53d6\u7cfb\u6570\u5219\u4e3a11001<br>\u56e0\u4e3a\u4e94\u4f4d\u591a\u9879\u5f0f\u53ef\u4ee5\u751f\u6210\u56db\u4f4d\u6821\u9a8c\u7801\uff0c\u6240\u4ee5\u4e8c\u8fdb\u5236\u5e8f\u5217\u540e\u52a0\u4e86\u56db\u4e2a0\uff0c\u6700\u7ec8\u5f02\u6216\u5f97\u5230\u76840100\u5373\u6821\u9a8c\u7801<br>\u75280100\u66ff\u6362\u539f\u59cb\u4e8c\u8fdb\u5236\u5e8f\u5217\u4e2d\u7684\u56db\u4e2a0\u5f97\u5230\u7684\u65b0\u5e27101100110100\u4f1a\u88ab\u53d1\u7ed9\u63a5\u6536\u7aef\uff0c\u63a5\u6536\u7aef\u7528\u65b0\u5e27\u518d\u966411001\u6765\u9a8c\u8bc1\u4f59\u6570\u662f\u5426\u4e3a0\uff0c\u82e5\u4e3a0\uff0c\u5219\u8bf4\u660e\u6ca1\u6709\u51fa\u73b0\u5dee\u9519\uff0c\u5426\u5219\u51fa\u73b0\u4e86\u5dee\u9519<\/p>\n\n\n\n<p><strong>java\u4e2d\u63d0\u4f9b\u4e86CRC32\u7684\u5de5\u5177\u8fdb\u884c\u52a0\u5bc6\u6821\u9a8c<\/strong><\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">import java.nio.charset.StandardCharsets;\nimport java.util.zip.CRC32;\n\npublic class CRC {\n    public static void main(String[] args) {\n        CRC32 crc32 = new CRC32();\n        String secret = \"dean\";\n        \/\/\u52a0\u5bc6\n        crc32.update(secret.getBytes(StandardCharsets.UTF_8));\n        System.out.println(Long.toHexString(crc32.getValue()));\n    }\n}<\/pre>\n\n\n\n<p><br>\u52a0\u5bc6\u540e\u7ed3\u679c\u5982\u4e0b<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-56.png\" alt=\"\" class=\"wp-image-11064\" width=\"149\" height=\"40\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-56.png 346w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-56-300x82.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-56-230x62.png 230w\" sizes=\"(max-width: 149px) 100vw, 149px\" \/><\/figure><\/div>\n\n\n\n<p><strong>\u4e09\u79cd\u533a\u522b<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<ul><li>\u4ee5\u4e0a\u4e09\u79cd\u52a0\u5bc6\u7b97\u6cd5\u90fd\u662f\u901a\u8fc7\u5bf9\u6570\u636e\u8ba1\u7b97\uff0c\u6765\u751f\u6210\u4e00\u4e2a\u6821\u9a8c\u503c\uff0c\u7136\u540e\u7528\u8be5\u6821\u9a8c\u503c\u6765\u5b8c\u6210\u5bf9\u6570\u636e\u5b8c\u6574\u6027\u7684\u6821\u9a8c<\/li><li>\u4e0d\u540c\u4e4b\u5904\u5728\u4e8e\uff1a<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-57-1024x382.png\" alt=\"\" class=\"wp-image-11065\" width=\"610\" height=\"227\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-57-1024x382.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-57-300x112.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-57-768x286.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-57-830x309.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-57-230x86.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-57-350x130.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-57-480x179.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-57.png 1240w\" sizes=\"(max-width: 610px) 100vw, 610px\" \/><\/figure><\/div>\n\n\n\n<p id=\"articleContentId\"><strong>[Linux] \u6587\u4ef6\u6821\u9a8c\u547d\u4ee4<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>Linux\u4e0b\u6587\u4ef6\u6821\u9a8c\uff08\u6587\u4ef6\u5b8c\u6574\u6027\u68c0\u67e5\uff09\u547d\u4ee4\u6709<code>crc32<\/code>, <code>md5sum<\/code>, <code>sha1sum<\/code>, <code>cksum<\/code>\u7b49\u7b49\u3002\u5176\u4e2d<code>crc32<\/code>\u548c<code>cksum<\/code>\u5728macOS\u4e0a\u4e5f\u6709\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-58-1024x250.png\" alt=\"\" class=\"wp-image-11066\" width=\"614\" height=\"150\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-58-1024x250.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-58-300x73.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-58-768x187.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-58-830x202.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-58-230x56.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-58-350x85.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-58-480x117.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/05\/\u56fe\u7247-58.png 1312w\" sizes=\"(max-width: 614px) 100vw, 614px\" \/><\/figure><\/div>\n","protected":false},"excerpt":{"rendered":"<p>MD5 MD5\u7528\u7684\u662f\u54c8\u5e0c\u51fd\u6570\uff0c\u5178\u578b\u7684\u5e94\u7528\u662f\u5bf9\u4e00\u6bb5\u4fe1\u606f\u4ea7\u751f\u4fe1\u606f\u6458\u8981\uff0c\u4ee5\u9632\u6b62\u88ab\u7be1\u6539 \u65e0\u8bba\u591a\u957f\u7684\u8f93\u5165\uff0cMD5\u7b97\u6cd5\u90fd\u4f1a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"_links":{"self":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/11058"}],"collection":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=11058"}],"version-history":[{"count":2,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/11058\/revisions"}],"predecessor-version":[{"id":11068,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/11058\/revisions\/11068"}],"wp:attachment":[{"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11058"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11058"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11058"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}