{"id":340,"date":"2013-02-24T22:53:00","date_gmt":"2013-02-24T14:53:00","guid":{"rendered":"http:\/\/nike0good.jp1.rpvhost.net\/244"},"modified":"2013-02-24T22:53:00","modified_gmt":"2013-02-24T14:53:00","slug":"uva_10905_children39s_game-c_qsort_function_and_sprintf","status":"publish","type":"post","link":"https:\/\/nike0good.com\/?p=340","title":{"rendered":"UVA 10905(Children's Game-C\u7684qsort\u51fd\u6570\u548csprintf)"},"content":{"rendered":"\n\n\n\n\n\n
\n

4th<\/sup> <\/span>IIUC<\/span> <\/span>Inter-University<\/span> Programming
\n Contest, 2005<\/span><\/em><\/p>\n<\/td>\n<\/tr>\n

\n

A<\/span><\/strong><\/p>\n<\/td>\n

\n

Children\u2019s Game<\/span><\/strong><\/p>\n<\/td>\n<\/tr>\n

\n

Input: standard input
\n<\/span>Output: standard output<\/span><\/strong><\/p>\n<\/td>\n<\/tr>\n

\n

Problemsetter: <\/span>Md.<\/span> Kamruzzaman<\/span><\/strong><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u7ed9\u4f60 N<\/strong> \u4e2a\u6b63\u6570. \u5982 123, 124, 56, 90 ,\u5b83\u4eec\u53ef\u4ee5\u62fc\u6210 1231245690, 1241235690, 5612312490, 9012312456, 9056124123 etc. \u6709 24 \u79cd\u62fc\u6cd5\uff0c 9056124123 \u6700\u5927.<\/p>\n

\u8bf7\u4f60\u627e\u51fa\u8fd9\u4e2a\u6700\u5927\u7684\u6570\u3002<\/p>\n

Input<\/span><\/strong><\/p>\n

\u6bcf\u7ec4\u6570\u636e\u7b2c\u4e00\u884c\u4e3a N<\/strong> (\u2264 50). \u63a5\u4e0b\u67651\u884c\u6709 N<\/strong> \u4e2a\u6b63\u6570\uff0c\u6570\u636e\u4ee5  0 \u7ed3\u5c3e.<\/p>\n

Output<\/span><\/strong><\/p>\n

\u5bf9\u6bcf\u7ec4\u6570\u636e\uff0c\u8f93\u51fa\u6700\u5927\u7684\u62fc\u6cd5.<\/p>\n\n\n\n\n
\n

Sample Input<\/span><\/strong><\/p>\n<\/td>\n

\n

Output for Sample Input<\/span><\/strong><\/p>\n<\/td>\n<\/tr>\n

\n

4
\n<\/span>123 124 56 90
\n<\/span>5
\n<\/span>123 124 56 90 9
\n<\/span>5
\n<\/span>9 9 9 9 9
\n<\/span>0<\/span><\/strong><\/p>\n<\/td>\n

\n

9056124123
\n99056124123
\n99999<\/strong><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n


\n<\/span><\/p>\n

\u6309\u7167\u5b57\u7b26\u4e32\u8fde\u8d77\u6765\u540e\uff08len\u76f8\u7b49\uff09\u7684\u5b57\u7b26\u4e32\u6bd4\u8f83<\/span><\/p>\n

值\u5f97\u4e00\u63d0\u7684\u662fqsort\u4e2dcmp\u7684\u5199\u6cd5(char[]\u65e0\u6cd5\u7528sort\u6392\u5e8f)<\/span><\/p>\n

\u4ee5\u53casprintf(\u5360\u4f4d\u7b26\u968f\u4fbf\u6539\uff0c\u53ef\u4ee5\u5c06\u4efb\u610f\u7c7b\u578b\u8f6c\u6362\u6210\u5b57\u7b26\u4e32)<\/span><\/p>\n

\n<\/p>\n<\/p>\n

#include<cstdio>\n#include<iostream>\n#include<cstring>\n#include<cstdio>\n#include<cstdlib>\n#include<algorithm>\n#include<functional>\nusing namespace std;\n#define MAXN (100+10)\nint cmp(const void *a1,const void *b1)\n{\n\tchar *a=(char*)a1,*b=(char*)b1;\n\tchar _a[MAXN*2]={0},_b[MAXN*2]={0};\n\tsprintf(_a,"%s%s",a,b);\n\tsprintf(_b,"%s%s",b,a);\n\treturn strcmp(_b,_a);\n}\nint n;\nchar a[MAXN][MAXN];\nint main()\n{\n\twhile(scanf("%d",&n)&&n)\n\t{\n\t\tfor (int i=1;i<=n;i++) scanf("%s",a[i]);\n\t\tqsort(a+1,n,sizeof(a[1]),cmp);\n\t\tfor (int i=1;i<=n;i++) printf("%s",a[i]);\n\t\tprintf("n");\n\t}\n\treturn 0;\n}<\/pre><\/p>\n","protected":false},"excerpt":{"rendered":"
4th IIUC Inter-University Programming Co […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","footnotes":""},"categories":[3],"tags":[29,79],"class_list":["post-340","post","type-post","status-publish","format-standard","hentry","category-defaultcategory","tag-c","tag-sequence"],"yoast_head":"\nUVA 10905(Children's Game-C\u7684qsort\u51fd\u6570\u548csprintf) - nike0good<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/nike0good.com\/?p=340\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"UVA 10905(Children's Game-C\u7684qsort\u51fd\u6570\u548csprintf) - 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