{"id":216,"date":"2021-10-20T21:27:31","date_gmt":"2021-10-20T13:27:31","guid":{"rendered":"https:\/\/mzdyl.xyz\/?p=216"},"modified":"2022-01-06T11:11:51","modified_gmt":"2022-01-06T03:11:51","slug":"c%e7%ac%94%e8%ae%b0-%e9%ab%98%e7%b2%be","status":"publish","type":"post","link":"https:\/\/mzdyl.xyz\/index.php\/2021\/10\/20\/c%e7%ac%94%e8%ae%b0-%e9%ab%98%e7%b2%be\/","title":{"rendered":"C++\u7b14\u8bb0-\u9ad8\u7cbe"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><span class='argon-hidden-text argon-hidden-text-blur'>\u65e5\u5e38\u6000\u5ff5Python\uff0c\u81ea\u5e26\u9ad8\u7cbe\u6c38\u8fdc\u7684\u795e\uff01<\/span><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ad8\u7cbe\u5ea6\u6570\u5b57\u5229\u7528\u5b57\u7b26\u4e32\u8868\u793a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ad8\u7cbe\u5ea6\u6570\u503c\u8ba1\u7b97\u5b9e\u9645\u4e0a\u662f\u4e00\u79cd\u7279\u522b\u7684\u5b57\u7b26\u4e32\u5904\u7406\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u300c\u53cd\u8f6c\u5b58\u50a8\u300d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e60\u60ef\u4e0a\uff0c\u4e0b\u6807\u6700\u5c0f\u7684\u4f4d\u7f6e\u5b58\u653e\u7684\u662f\u6570\u5b57\u7684&nbsp;<strong>\u6700\u4f4e\u4f4d<\/strong>\uff0c\u5373\u5b58\u50a8\u53cd\u8f6c\u7684\u5b57\u7b26\u4e32\u3002\u8fd9\u4e48\u505a\u7684\u539f\u56e0\u5728\u4e8e\uff0c\u6570\u5b57\u7684\u957f\u5ea6\u53ef\u80fd\u53d1\u751f\u53d8\u5316\uff0c\u4f46\u6211\u4eec\u5e0c\u671b\u540c\u6837\u6743\u503c\u4f4d\u59cb\u7ec8\u4fdd\u6301\u5bf9\u9f50<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u540c\u65f6\uff0c\u52a0\u3001\u51cf\u3001\u4e58\u7684\u8fd0\u7b97\u4e00\u822c\u90fd\u4ece\u4e2a\u4f4d\u5f00\u59cb\u8fdb\u884c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ea6\u5b9a\uff1a\u5b9a\u4e49\u4e00\u4e2a\u5e38\u6570&nbsp;<code>LEN = 1004<\/code>&nbsp;\u8868\u793a\u7a0b\u5e8f\u6240\u5bb9\u7eb3\u7684\u6700\u5927\u957f\u5ea6<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u538b\u4f4d\u9ad8\u7cbe\u5ea6<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u4f4d\u6570\u8f83\u591a\u7684\u65f6\u5019\uff0c\u62c6\u5206\u51fa\u7684\u6570\u4e5f\u5f88\u591a\uff0c\u9ad8\u7cbe\u5ea6\u8fd0\u7b97\u7684\u6548\u7387\u5c31\u4f1a\u4e0b\u964d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\u610f\u5230\u62c6\u5206\u6570\u5b57\u7684\u65b9\u5f0f\u5e76\u4e0d\u5f71\u54cd\u6700\u7ec8\u7684\u7ed3\u679c\uff0c\u56e0\u6b64\u6211\u4eec\u53ef\u4ee5\u5c06\u82e5\u5e72\u4e2a\u6570\u7801\u8fdb\u884c\u5408\u5e76\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u9ad8\u7cbe\u5ea6\u8bfb\u5199<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;bits\/stdc++.h&gt;\n#define LEN 10086\nusing namespace std;\n\nint a&#091;LEN],b&#091;LEN];\n\nvoid clear(int a&#091;])\/\/\u6e05\u96f6\u51fd\u6570\uff0c\u6570\u5b57\u5f52\u96f6\n{\n\t\tfor(int i=0; i&lt;LEN; i++)\n\t\t\t\ta&#091;i]=0;\n}\n\nvoid read(int a&#091;])\n{\n\t\tstatic char s&#091;LEN+1];\/\/\u9759\u6001 s \u5b57\u7b26 \u7ec4\n\t\tscanf(\"%s\",s);\n\n\t\tclear(a);\n\t\t\/\/\u5f00\u59cb\u53cd\u8f6c\u5b57\u7b26\n\t\tint len = strlen(s);\/\/\u8ba1\u7b97\u5b57\u7b26\u4e32 str \u7684\u957f\u5ea6\uff0c\u76f4\u5230\u7a7a\u7ed3\u675f\u5b57\u7b26\uff0c\u4f46\u4e0d\u5305\u62ec\u7a7a\u7ed3\u675f\u5b57\u7b26\u3002\n\t\tfor(int i = 0; i &lt; len; ++i)\n\t\t{\n\t\t\t\ta&#091;len - i -1] = s&#091;i] - '0'; \/\/ s&#091;i] - '0' \u5c31\u662f s&#091;i] \u6240\u8868\u793a\u7684\u6570\u7801\n\n\/*  \u4e5f\u53ef\u80fd\u7528 ord(s&#091;i]) - ord('0') \u7684\u65b9\u5f0f\u7406\u89e3\n    Ord \u7684\u51fd\u6570\u8fd4\u56de\u5e8f\u6570\u7c7b\u578b\u8868\u8fbe\u5f0f\u7684\u5e8f\u6570\u503c\u3002\n    \u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\u68c0\u7d22\u5b57\u7b26\u7684 Ascii \u503c\n    Ord('A') \u8fd4\u56de 65\n    Ord('a') \u8fd4\u56de 97\n *\/\n\t\t}\n}\n\nvoid print(int a&#091;])\n{\n\t\tint i;\n\t\tfor(i = LEN - 1; i &gt;= 1; --i)\/\/\u7ec8\u6b62\u6761\u4ef6 i &gt;= 1 \u800c\u4e0d\u662f i &gt;= 0 \u662f\u56e0\u4e3a\u5f53\u6574\u4e2a\u6570\u5b57\u7b49\u4e8e  \u65f6\u4ecd\u5e0c\u671b\u8f93\u51fa\u4e00\u4e2a\u5b57\u7b26 0\u3002\n\t\t{\n\t\t\t\tif(a&#091;i] != 0) break;\n\t\t}\n\t\tfor(; i &gt;= 0; --i) \/\/\u4ece\u6700\u9ad8\u4f4d\u5f00\u59cb\u5411\u4e0b\u5bfb\u627e\u7b2c\u4e00\u4e2a\u975e\u96f6\u4f4d\uff0c\u4ece\u6b64\u5904\u5f00\u59cb\u8f93\u51fa\n\t\t\t\tputchar(a&#091;i] + '0'); \/\/\u7528\u4e8e\u5c06\u7ed9\u5b9a\u7684\u5b57\u7b26\u8f93\u51fa\u5230\u63a7\u5236\u53f0\n\t\tputchar('\\n');\n}\n\n\n\n\n\n\nint main()\n{\n\t\tread(a);\n\t\tprint(a);\n}\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u56db\u5219\u8fd0\u7b97<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u52a0\u6cd5<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;bits\/stdc++.h&gt;\n#define LEN 1000\n\nusing namespace std;\n\nint a&#091;LEN],b&#091;LEN],c&#091;LEN];\n\nint main()\n{\n\t\tstring A,B;\n\t\tcin &gt;&gt; A &gt;&gt; B;\n\t\tint len = max(A.length(),B.length());\n\n\t\tfor(int i = A.length()-1,j = 0; i&gt;=0; i--,j++)\/\/\u5012\u53d9\u5b58\u50a8\uff0c0\u4e3a\u4e2a\u4f4d\n\t\t{\n\t\t\t\ta&#091;j] = A&#091;i] - '0';\/\/\u4f9d\u636e\u6570\u5b57\u4e0e\u5b57\u7b260\u7684\u5dee\u786e\u5b9a\u6570\u5b57\n\t\t}\n\n\t\tfor(int i = B.length()-1,j = 0; i&gt;= 0; i--,j++)\n\t\t{\n\t\t\t\tb&#091;j] = B&#091;i] - '0';\n\t\t}\n\t\tfor(int i = 0; i &lt; len; i++)\n\t\t{\n\t\t\t\tc&#091;i] += a&#091;i] + b&#091;i];\n\t\t\t\tc&#091;i+1] = c&#091;i] \/ 10;\/\/\u8fdb\u4f4d\n\/\/\t\t\t\tcout &lt;&lt; i &lt;&lt;\"   \"&lt;&lt; c&#091;i+1];\n\t\t\t\tc&#091;i] %=10;\/\/\u4e2a\u4f4d\u4e0a\u7684\u6570\u5b57\u4e3a\u8be5\u4f4d\u7684\u5b9e\u9645\u6570\u5b57\n\t\t}\n\t\tif(c&#091;len]) len++; \/\/\u5982\u679c\u6700\u540e\u8fdb\u4f4d\u4e86\uff0c\u90a3\u4e48\u603b\u4f4d\u6570\u52a0\u4e00\n\n\t\tfor(int i = len-1; i&gt;=0; i--)\n\t\t\t\tcout &lt;&lt; c&#091;i];\n\n\n\n}\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6362\u4e86\u4e00\u79cd\u5199\u6cd5\uff0c\u5145\u5f53\u4e86\u89e3\u6269\u5c55\u4e86<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u51cf\u6cd5<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;bits\/stdc++.h&gt;\n#define LEN 100100\n\nusing namespace std;\n\nint a&#091;LEN],b&#091;LEN],c&#091;LEN];\nint num=0;\nbool pd_0 = false;\n\nbool mmax(int a&#091;],int b&#091;])\n{\n\t\twhile(--num)\n\t\t{\n\t\t\t\tif(a&#091;num]&gt;b&#091;num])\n\t\t\t\t{\n\t\t\t\t\t\treturn true;\n\t\t\t\t}\n\t\t\t\tif(a&#091;num]&lt;b&#091;num])\n\t\t\t\t{\n\t\t\t\t\t\treturn false;\n\t\t\t\t}\n\t\t}\n}\n\n\nint main()\n{\n\t\tstring A,B;\n\t\tcin &gt;&gt; A &gt;&gt; B;\n\t\tint len = max(A.length(),B.length());\n\n\t\tfor(int i = A.length()-1,j = 0; i&gt;=0; i--,j++)\/\/\u5012\u53d9\u5b58\u50a8\uff0c0\u4e3a\u4e2a\u4f4d\n\t\t{\n\t\t\t\ta&#091;j] = A&#091;i] - '0';\/\/\u4f9d\u636e\u6570\u5b57\u4e0e\u5b57\u7b260\u7684\u5dee\u786e\u5b9a\u6570\u5b57\n\t\t\t\tnum++;\n\t\t}\n\n\t\tfor(int i = B.length()-1,j = 0; i&gt;= 0; i--,j++)\n\t\t{\n\t\t\t\tb&#091;j] = B&#091;i] - '0';\n\t\t}\n\n\t\tbool pd = mmax(a,b);\n\t\tif(A.length()&gt;B.length()||(A.length()==B.length()&amp;&amp;pd))\n\t\t{\n\/\/\t\t\t\tcout &lt;&lt; \"menth 1\";\n\t\t\t\tfor(int i = 0; i &lt; len; i++)\n\t\t\t\t{\n\t\t\t\t\t\tc&#091;i] += a&#091;i] - b&#091;i];\n\t\t\t\t\t\tif(c&#091;i]&lt;0) c&#091;i+1]--,c&#091;i]+=10;\n\/\/\t\t\t\tcout &lt;&lt; i &lt;&lt;\"   \"&lt;&lt; c&#091;i+1];\n\t\t\t\t\t\tc&#091;i] %=10;\/\/\u4e2a\u4f4d\u4e0a\u7684\u6570\u5b57\u4e3a\u8be5\u4f4d\u7684\u5b9e\u9645\u6570\u5b57\n\t\t\t\t\t\tif(i!=len-1) c&#091;i] = abs(c&#091;i]);\n\t\t\t\t}\n\/\/\t\tif(c&#091;len]) len++; \/\/\u5982\u679c\u6700\u540e\u8fdb\u4f4d\u4e86\uff0c\u90a3\u4e48\u603b\u4f4d\u6570\u52a0\u4e00\n\t\t}\n\t\telse\n\t\t{\n\/\/\t\t\t\tcout &lt;&lt; \"menth 2\";\n\n\t\t\t\tfor(int i = 0; i &lt; len; i++)\n\t\t\t\t{\n\t\t\t\t\t\tc&#091;i] += b&#091;i] - a&#091;i];\n\t\t\t\t\t\tif(c&#091;i]&lt;0) c&#091;i+1]--,c&#091;i]+=10;\n\/\/\t\t\t\tcout &lt;&lt; i &lt;&lt;\"   \"&lt;&lt; c&#091;i+1];\n\t\t\t\t\t\tc&#091;i] %=10;\/\/\u4e2a\u4f4d\u4e0a\u7684\u6570\u5b57\u4e3a\u8be5\u4f4d\u7684\u5b9e\u9645\u6570\u5b57\n\t\t\t\t}\n\t\t\t\t\/\/cout &lt;&lt; '-';\/\/\u8d70\u8fc7\u7a0b2 \u7684\u6570\u5747\u4e3a\u51cf\u6570\u5927\u4e8e\u7b49\u4e8e\u88ab\u51cf\u6570\u7684\uff0c\u672c\u60f3\u76f4\u63a5\u8f93\u51fa\u2018-\u2019\uff0c\u4f46\u5ffd\u7565\u4e86\u4e24\u6570\u76f8\u7b49\u60c5\u51b5\n\t\t\t\tpd_0 = true;\n\/\/\t\tif(c&#091;len]) len++; \/\/\u5982\u679c\u6700\u540e\u8fdb\u4f4d\u4e86\uff0c\u90a3\u4e48\u603b\u4f4d\u6570\u52a0\u4e00\n\n\t\t}\n\n\t\tbool pd_begin = false;\n\t\tbool pd__0 = true;\n\t\tfor(int i = len-1; i&gt;=0; i--)\n\t\t{\n\t\t\t\tif(c&#091;i]||pd_begin)\n\t\t\t\t{\n\t\t\t\t\t\tif(pd_0&amp;&amp;pd__0)\n\t\t\t\t\t\t{\n\t\t\t\t\t\t\t\tcout &lt;&lt; \"-\";\n\t\t\t\t\t\t\t\tpd__0 = false;\n\t\t\t\t\t\t}\n\t\t\t\t\t\tcout &lt;&lt; c&#091;i];\n\t\t\t\t\t\tpd_begin = true;\n\t\t\t\t}\n\t\t}\n\t\tif(!pd_begin) cout &lt;&lt; '0';\n}\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6309\u7167\u81ea\u5df1\u7406\u89e3\u5199\u7684\uff0c\u867d\u7136\u6210\u529f\uff0c\u4f46\u4ee3\u7801\u592a\u4e71\u4e86\uff0c\u591a\u6b21\u8fd0\u7528\u4e86\u5224\u65ad\uff0c\u7a0d\u7b49\u5b66\u4e60\u4e00\u4e0b\u5927\u4f6c\u601d\u8def<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5148\u653e\u4e00\u4e0b\u5927\u4f6c\u7684\u601d\u8def\uff0c\u7a0d\u540e\u518d\u770b\u3002<a href=\"https:\/\/www.luogu.com.cn\/blog\/stonejuice\/solution-p2142\">\u9ad8\u7cbe\u5ea6\u51cf\u6cd5<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">OI-WIKI \u9ad8\u7cbe\u6837\u4f8b\u52a0\u4e2a\u4eba\u89e3\u6790\uff08\u672a\u5b8c\u5f85\u7eed\uff0c\u9ad8\u7cbe\u9664\u6cd5\u4e3a\u8865\u5145\uff09<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>#include &lt;bits\/stdc++.h&gt;\n#define LEN 1008611\nusing namespace std;\n\nint a&#091;LEN],b&#091;LEN],c&#091;LEN];\n\nvoid clear(int a&#091;])\/\/ \u6e05\u96f6\u51fd\u6570\uff0c\u6570\u5b57\u5f52\u96f6\n{\n\t\tfor(int i=0; i&lt;LEN; i++)\n\t\t\t\ta&#091;i]=0;\n}\n\nvoid read(int a&#091;])\n{\n\t\tstatic char s&#091;LEN+1];\/\/ \u9759\u6001 s \u5b57\u7b26 \u7ec4\n\t\tscanf(\"%s\",s);\n\n\t\tclear(a);\n\t\t\/\/ \u5f00\u59cb\u53cd\u8f6c\u5b57\u7b26\n\t\tint len = strlen(s);\/\/ \u8ba1\u7b97\u5b57\u7b26\u4e32 str \u7684\u957f\u5ea6\uff0c\u76f4\u5230\u7a7a\u7ed3\u675f\u5b57\u7b26\uff0c\u4f46\u4e0d\u5305\u62ec\u7a7a\u7ed3\u675f\u5b57\u7b26\u3002\n\t\tfor(int i = 0; i &lt; len; ++i)\/\/ &#091;1]\u8868\u793a\u4e2a\u4f4d\uff01\n\t\t{\n\t\t\t\ta&#091;len - i -1] = s&#091;i] - '0'; \/\/ s&#091;i] - '0' \u5c31\u662f s&#091;i] \u6240\u8868\u793a\u7684 \u6570!\n\n\/*  \u4e5f\u53ef\u80fd\u7528 ord(s&#091;i]) - ord('0') \u7684\u65b9\u5f0f\u7406\u89e3\n    Ord \u7684\u51fd\u6570\u8fd4\u56de\u5e8f\u6570\u7c7b\u578b\u8868\u8fbe\u5f0f\u7684\u5e8f\u6570\u503c\u3002\n    \u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\u68c0\u7d22\u5b57\u7b26\u7684 Ascii \u503c\n    Ord('A') \u8fd4\u56de 65\n    Ord('a') \u8fd4\u56de 97\n *\/\n\t\t}\n}\n\nvoid print(int a&#091;])\n{\n\t\tint i;\n\t\tfor(i = LEN - 1; i &gt;= 1; --i)\/\/ \u7ec8\u6b62\u6761\u4ef6 i &gt;= 1 \u800c\u4e0d\u662f i &gt;= 0 \u662f\u56e0\u4e3a\u5f53\u6574\u4e2a\u6570\u5b57\u7b49\u4e8e  \u65f6\u4ecd\u5e0c\u671b\u8f93\u51fa\u4e00\u4e2a\u5b57\u7b26 0\u3002\n\t\t{\n\t\t\t\tif(a&#091;i] != 0) break;\n\t\t}\n\t\tfor(; i &gt;= 0; --i) \/\/ \u4ece\u6700\u9ad8\u4f4d\u5f00\u59cb\u5411\u4e0b\u5bfb\u627e\u7b2c\u4e00\u4e2a\u975e\u96f6\u4f4d\uff0c\u4ece\u6b64\u5904\u5f00\u59cb\u8f93\u51fa\n\t\t\t\tputchar(a&#091;i] + '0'); \/\/ \u7528\u4e8e\u5c06\u7ed9\u5b9a\u7684\u5b57\u7b26\u8f93\u51fa\u5230\u63a7\u5236\u53f0\n\t\tputchar('\\n');\n}\n\nvoid add(int a&#091;],int b&#091;],int c&#091;])\/\/ \u4e24\u4e2a\u76f8\u52a0\u6570\u7ec4\uff0c\u4e00\u4e2a\u8f93\u51fa\u6570\u7ec4\n{\n\t\tclear(c);\n\t\t\/\/ \u9ad8\u7cbe\u5ea6\u5b9e\u73b0\u4e2d\uff0c\u4e00\u822c\u4ee4\u6570\u7ec4\u7684\u6700\u5927\u957f\u5ea6 LEN \u6bd4\u53ef\u80fd\u7684\u8f93\u5165\u5927\u4e00\u4e9b\n\t\t\/\/ \u7136\u540e\u7565\u53bb\u672b\u5c3e\u7684\u51e0\u6b21\u5faa\u73af\uff0c\u8fd9\u6837\u4e00\u6765\u53ef\u4ee5\u7701\u53bb\u4e0d\u5c11\u8fb9\u754c\u60c5\u51b5\u7684\u5904\u7406\n\t\t\/\/ \u56e0\u4e3a\u5b9e\u9645\u8f93\u5165\u4e0d\u4f1a\u8d85\u8fc7 1000 \u4f4d\uff0c\u6545\u5728\u6b64\u5faa\u73af\u5230 LEN - 1 = 1003 \u5df2\u7ecf\u8db3\u591f\n\t\tfor (int i = 0; i &lt; LEN - 1; ++i) {\n\t\t\t\t\/\/ \u5c06\u76f8\u5e94\u4f4d\u4e0a\u7684\u6570\u7801\u76f8\u52a0\n\t\t\t\tc&#091;i] += a&#091;i] + b&#091;i];\n\t\t\t\tif (c&#091;i] &gt;= 10)\/\/ \u52a0\u6cd5\u8fdb\u4f4d\n\t\t\t\t{\n\t\t\t\t\t\tc&#091;i + 1] += 1;\n\t\t\t\t\t\tc&#091;i] -= 10;\n\t\t\t\t}\n\t\t}\n}\n\nvoid sub(int a&#091;],int b&#091;],int c&#091;])\/\/ \u6ce8\uff01 \u6b64\u4ee3\u7801\u4ec5\u80fd\u5904\u7406a&gt;b\u60c5\u51b5\uff01\n{\n\t\tclear(c);\n\t\tfor(int i = 0; i&lt;LEN-1; ++i)\n\t\t{\n\t\t\t\tif(c&#091;i]&lt;0)\/\/ \u51cf\u6cd5\u501f\u4f4d\n\t\t\t\t{\n\t\t\t\t\t\tc&#091;i+1]--;\n\t\t\t\t\t\tc&#091;i]+=10;\n\t\t\t\t}\n\t\t}\n}\n\nvoid mul_short(int a&#091;],int b,int c&#091;])\/\/\u9ad8\u7cbe\u5ea6\u4e0e\u5355\u7cbe\u5ea6\u7684\u4e58\u6cd5\n{\n\t\tclear(c);\n\t\tfor(int i = 0; i&lt;LEN-1; ++i)\/\/ \u56e0\u4e3a\u90fd\u662f\u6574\u5f62\uff0c\u6240\u4ee5\u53ef\u4ee5\u76f4\u63a5\u76f8\u4e58\uff0c\u7528\u6c42\u4f59\u786e\u5b9a\u6570\uff0c\/10\u786e\u5b9a\u8fdb\u4f4d\n\t\t{\n\t\t\t\tc&#091;i] = a&#091;i] * b;\n\t\t\t\tif (c&#091;i] &gt;= 10)\/\/ \u5904\u7406\u8fdb\u4f4d\n\t\t\t\t{\n\t\t\t\t\t\tc&#091;i + 1] += c&#091;i] \/ 10;\/\/ c&#091;i] \/ 10 \u5373\u9664\u6cd5\u7684\u5546\u6570\u6210\u4e3a\u8fdb\u4f4d\u7684\u589e\u91cf\u503c\n\t\t\t\t\t\tc&#091;i] %= 10; \/\/ \u800c c&#091;i] % 10 \u5373\u9664\u6cd5\u7684\u4f59\u6570\u6210\u4e3a\u5728\u5f53\u524d\u4f4d\u7559\u4e0b\u7684\u503c\n\t\t\t\t}\n\t\t}\n}\n\nvoid mul(int a&#091;],int b&#091;],int c&#091;])\/\/\u9ad8\u7cbe\u4e58\u6cd5\n\/*\n   \u4e8e\u662f\u53ef\u4ee5\u5c06 b \u5206\u89e3\u4e3a\u5b83\u7684\u6240\u6709\u6570\u7801\uff0c\n   \u5176\u4e2d\u6bcf\u4e2a\u6570\u7801\u90fd\u662f\u5355\u7cbe\u5ea6\u6570\uff0c\u5c06\u5b83\u4eec\u5206\u522b\u4e0e a \u76f8\u4e58\uff0c\n   \u518d\u5411\u5de6\u79fb\u52a8\u5230\u5404\u81ea\u7684\u4f4d\u7f6e\u4e0a\u76f8\u52a0\u5373\u5f97\u7b54\u6848\u3002\n   \u5f53\u7136\uff0c\u6700\u540e\u4e5f\u9700\u8981\u7528\u4e0e\u4e0a\u4f8b\u76f8\u540c\u7684\u65b9\u5f0f\u5904\u7406\u8fdb\u4f4d\u3002\n\n *\/\n{\n\t\tclear(c);\n\t\tfor(int i = 0; i&lt;LEN-1; ++i)\n\t\t{\n\t\t\t\t\/*\n\t\t\t\t   \u8fd9\u91cc\u76f4\u63a5\u8ba1\u7b97\u7ed3\u679c\u4e2d\u7684\u4ece\u4f4e\u5230\u9ad8\u7b2c i \u4f4d\uff0c\u4e14\u4e00\u5e76\u5904\u7406\u4e86\u8fdb\u4f4d\n\t\t\t\t   \u7b2c i \u6b21\u5faa\u73af\u4e3a c&#091;i] \u52a0\u4e0a\u4e86\u6240\u6709\u6ee1\u8db3 p + q = i \u7684 a&#091;p] \u4e0e b&#091;q] \u7684\u4e58\u79ef\u4e4b\u548c\n\t\t\t\t   \u8fd9\u6837\u505a\u7684\u6548\u679c\u548c\u76f4\u63a5\u8fdb\u884c\u4e0a\u56fe\u7684\u8fd0\u7b97\u6700\u540e\u6c42\u548c\u662f\u4e00\u6837\u7684\uff0c\u53ea\u662f\u66f4\u52a0\u7b80\u77ed\u7684\u4e00\u79cd\u5b9e\u73b0\u65b9\u5f0f\n\t\t\t\t *\/\n\t\t\t\tfor(int j = 0; j&lt;=i; ++j)\n\t\t\t\t{\n\t\t\t\t\t\tc&#091;i] += a&#091;j] * b&#091;i-j];\n\t\t\t\t}\n\n\t\t\t\tif (c&#091;i] &gt;= 10)\n\t\t\t\t{\n\t\t\t\t\t\tc&#091;i + 1] += c&#091;i] \/ 10;\n\t\t\t\t\t\tc&#091;i] %= 10;\n\t\t\t\t}\n\t\t}\n}\n\n\n\/*\n        \u9ad8\u7cbe\u9664\u6cd5\u662f\u4e2a\u96be\u70b9\uff0c\u6240\u4ee5\u591a\u5199\u4e00\u70b9\u7b14\u8bb0\n        \u9ad8\u7cbe\u5ea6\u9664\u6cd5\uff0c\u5c31\u662f\u7ad6\u7ad6\u5f0f\u957f\u9664\u6cd5\uff01\n        \u7ad6\u5f0f\u957f\u9664\u6cd5\u5b9e\u9645\u4e0a\u53ef\u4ee5\u770b\u4f5c\u4e00\u4e2a\u9010\u6b21\u51cf\u6cd5\u7684\u8fc7\u7a0b\u3002\n        \u4f8b 456 \/ 12\n        \u5546\u6570\u5341\u4f4d\u7684\u8ba1\u7b97\u53ef\u4ee5\u8fd9\u6837\u7406\u89e3\uff1a\u5c06 45 \u51cf\u53bb 3 \u6b21 12 \u540e\u53d8\u5f97\u5c0f\u4e8e 12 \uff0c\u4e0d\u80fd\u518d\u51cf\uff0c\u6545\u6b64\u4f4d\u4e3a 3\n        \u4e3a\u4e86\u51cf\u5c11\u5197\u4f59\u8fd0\u7b97\uff0c\u5c06\u63d0\u524d\u83b7\u53d6\u88ab\u9664\u6570\u957f\u5ea6 l1 \uff0c\u9664\u6570\u957f\u5ea6 l2 \uff0c\u4ece l1-l2 \u5f00\u59cb\u8fd0\u7b97\n        \u4ece\u9ad8\u4f4d\u5230\u4f4e\u4f4d\u8fd0\u7b97\u5546\uff0c\n\n        \u8fd9\u548c\u624b\u5de5\u8ba1\u7b97\u65f6\u5c06\u7b2c\u4e00\u6b21\u4e58\u6cd5\u7684\u6700\u9ad8\u4f4d\u4e0e\u88ab\u9664\u6570\u6700\u9ad8\u4f4d\u5bf9\u9f50\u7684\u505a\u6cd5\u662f\u4e00\u6837\u7684\u3002\uff08\uff1f\uff1f\uff1f\u6682\u672a\u7406\u89e3\n\n        \u53c2\u8003\u7a0b\u5e8f\u5b9e\u73b0\u4e86\u4e00\u4e2a\u51fd\u6570 greater_eq() \u7528\u4e8e\u5224\u65ad\u88ab\u9664\u6570\u4ee5\u4e0b\u6807 last_dg \u4e3a\u6700\u4f4e\u4f4d\n        \u662f\u5426\u53ef\u4ee5\u518d\u51cf\u53bb\u9664\u6570\u800c\u4fdd\u6301\u975e\u8d1f\u3002\n        \u6b64\u540e\u5bf9\u4e8e\u5546\u7684\u6bcf\u4e00\u4f4d\uff0c\u4e0d\u65ad\u8c03\u7528 greater_eq()\uff0c\n        \u5e76\u5728\u6210\u7acb\u7684\u65f6\u5019\u7528\u9ad8\u7cbe\u5ea6\u51cf\u6cd5\u4ece\u4f59\u6570\u4e2d\u51cf\u53bb\u9664\u6570\uff0c\u4e5f\u5373\u6a21\u62df\u4e86\u7ad6\u5f0f\u9664\u6cd5\u7684\u8fc7\u7a0b\u3002\n *\/\n\n\n\/\/ \u88ab\u9664\u6570 a \u4ee5\u4e0b\u6807 last_dg \u4e3a\u6700\u4f4e\u4f4d\uff0c\u662f\u5426\u53ef\u4ee5\u518d\u51cf\u53bb\u9664\u6570 b \u800c\u4fdd\u6301\u975e\u8d1f\n\/\/ len \u662f\u9664\u6570 b \u7684\u957f\u5ea6\uff0c\u907f\u514d\u53cd\u590d\u8ba1\u7b97\ninline bool greater_eq(int a&#091;],int b&#091;],int last_dg,int len)\n{\n\t\tif(a&#091;last_dg + len] != 0) return true; \/\/ \u6709\u53ef\u80fd\u88ab\u9664\u6570\u5269\u4f59\u7684\u90e8\u5206\u6bd4\u9664\u6570\u957f\uff0c\u8fd9\u4e2a\u60c5\u51b5\u4e0b\u6700\u591a\u591a\u51fa 1 \u4f4d\uff0c\u6545\u5982\u6b64\u5224\u65ad\u5373\u53ef\n\n\t\tfor(int i = len-1; i&gt;=0; --i) \/\/ \u4ece\u9ad8\u4f4d\u5230\u4f4e\u4f4d\uff0c\u9010\u4f4d\u6bd4\u8f83\n\t\t{\n\t\t\t\tif(a&#091;last_dg + i] &gt; b&#091;i]) return true;\n\t\t\t\tif(a&#091;last_dg + i] &lt; b&#091;i]) return false;\n\t\t}\n\t\treturn true; \/\/ \u76f8\u7b49\u7684\u60c5\u5f62\u4e0b\u4e5f\u662f\u53ef\u884c\u7684\n}\n\n\nvoid div(int a&#091;],int b&#091;],int c&#091;],int d&#091;])\n{\n\t\tclear(c);\n\t\tclear(d);\n\n\t\tint la,lb;\n\t\tfor(la = LEN - 1; la&gt;0; --la)\n\t\t\t\tif(a&#091;la - 1] != 0) break;\n\t\tfor(lb =LEN - 1; lb&gt;0; --lb)\n\t\t\t\tif(b&#091;lb-1] != 0) break;\n\t\tif(lb == 0)\/\/ \u9664\u6570\u4e0d\u80fd\u4e3a0\n\t\t{\n\t\t\t\tputs(\"&gt; &lt;\");\n\t\t\t\treturn;\n\t\t}\n\t\t\n\t\t\/\/ c \u662f\u5546\n\t\t\/\/ d \u662f\u88ab\u9664\u6570\u5269\u4f59\u90e8\u5206\uff0c\u7b97\u6cd5\u7ed3\u675f\u540e\u81ea\u7136\u6210\u4f59\u6570\n\t\tfor(int i = 0; i &gt;la; ++i) d&#091;i] = a&#091;i];\n\t\tfor(int i = la - lb; i &gt;= 0; --i)\n\t\t{\n\t\t\t\t\/\/ \u8ba1\u7b97\u5546\u7684\u7b2c\u4e00\u4f4d\n\t\t\t\twhile(greater_eq(d,b,i,lb))\/\/ \u5224\u65ad\u662f\u5426\u53ef\u51cf\n\t\t\t\t{\n\t\t\t\t\t\t\/\/ \u9ad8\u7cbe\u5ea6\u51cf\u6cd5\n\t\t\t\t\t\tfor(int j = 0; j &lt;lb; ++j)\n\t\t\t\t\t\t{\n\t\t\t\t\t\t\t\td&#091;i + j] -=b&#091;j];\n\t\t\t\t\t\t\t\tif(d&#091;i + j] &lt; 0)\n\t\t\t\t\t\t\t\t{\n\t\t\t\t\t\t\t\t\t\td&#091;i + j + 1] -=1;\n\t\t\t\t\t\t\t\t\t\td&#091;i + j] +=10;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t\t\/\/ \u4f7f\u5546\u7684\u8fd9\u4e00\u4f4d\u589e\u52a0 1\n\t\t\t\t\t\tc&#091;i] +=1;\n\t\t\t\t\t\t\/\/ \u8fd4\u56de\u5faa\u73af\u5f00\u5934\uff0c\u91cd\u65b0\u68c0\u67e5\n\t\t\t\t}\n\t\t}\n}\n\nint main()\n{\n\t\tread(a);\n\t\tread(b);\n\t\tadd(a,b,c);\n\t\tprint(c);\n}\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u9ad8\u7cbe\u5ea6\u6570\u5b57\u5229\u7528\u5b57\u7b26\u4e32\u8868\u793a \u9ad8\u7cbe\u5ea6\u6570\u503c\u8ba1\u7b97\u5b9e\u9645\u4e0a\u662f\u4e00\u79cd\u7279\u522b\u7684\u5b57\u7b26\u4e32\u5904\u7406\u3002 \u300c\u53cd\u8f6c\u5b58\u50a8\u300d \u4e60\u60ef\u4e0a\uff0c\u4e0b\u6807\u6700\u5c0f\u7684\u4f4d\u7f6e\u5b58 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14,10],"tags":[],"class_list":["post-216","post","type-post","status-publish","format-standard","hentry","category-c_plus_note","category-continued"],"_links":{"self":[{"href":"https:\/\/mzdyl.xyz\/index.php\/wp-json\/wp\/v2\/posts\/216","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mzdyl.xyz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mzdyl.xyz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mzdyl.xyz\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mzdyl.xyz\/index.php\/wp-json\/wp\/v2\/comments?post=216"}],"version-history":[{"count":10,"href":"https:\/\/mzdyl.xyz\/index.php\/wp-json\/wp\/v2\/posts\/216\/revisions"}],"predecessor-version":[{"id":260,"href":"https:\/\/mzdyl.xyz\/index.php\/wp-json\/wp\/v2\/posts\/216\/revisions\/260"}],"wp:attachment":[{"href":"https:\/\/mzdyl.xyz\/index.php\/wp-json\/wp\/v2\/media?parent=216"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mzdyl.xyz\/index.php\/wp-json\/wp\/v2\/categories?post=216"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mzdyl.xyz\/index.php\/wp-json\/wp\/v2\/tags?post=216"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}