{"id":512,"date":"2018-12-24T13:22:57","date_gmt":"2018-12-24T05:22:57","guid":{"rendered":"http:\/\/SmokeyDays.top\/wordpress\/?p=512"},"modified":"2018-12-24T13:22:57","modified_gmt":"2018-12-24T05:22:57","slug":"lp1110-zjoi2007-%e6%8a%a5%e8%a1%a8%e7%bb%9f%e8%ae%a1","status":"publish","type":"post","link":"http:\/\/SmokeyDays.top\/wordpress\/2018\/12\/24\/lp1110-zjoi2007-%e6%8a%a5%e8%a1%a8%e7%bb%9f%e8%ae%a1\/","title":{"rendered":"lp1110 ZJOI2007 \u62a5\u8868\u7edf\u8ba1"},"content":{"rendered":"\n<p>\u4e8b\u5b9e\u4e0a\u5bf9\u4e8e\u7b2c\u4e00\u7c7b\u8be2\u95ee\u548c\u7b2c\u4e8c\u7c7b\u8be2\u95ee\u6211\u4eec\u53ef\u4ee5\u5206\u522b\u5904\u7406\u3002<br>\n\u7b2c\u4e8c\u7c7b\u8be2\u95ee\u7684\u5904\u7406\u65b9\u6cd5\u662f\u975e\u5e38\u663e\u7136\u7684\u3002\u7531\u4e8e\u53ea\u6709\u63d2\u5165\u800c\u6ca1\u6709\u5220\u9664\u64cd\u4f5c\uff0c\u56e0\u6b64\uff0c\u7b2c\u4e8c\u7c7b\u8be2\u95ee\u7684\u7b54\u6848\u53ea\u4f1a\u7f29\u5c0f\u3001\u4e0d\u4f1a\u589e\u5927\u3002<br>\n\u6545\u800c\uff0c\u6211\u4eec\u5bf9\u6574\u4e2a\u6570\u5217\u7684\u503c\u7ef4\u62a4\u4e00\u4e2aSplay\uff0c\u6bcf\u4e00\u6b21\u63d2\u5165\u4e00\u4e2a\u65b0\u7684\u6570\u4ee5\u540e\uff0c\u7528\u5b83\u548c\u5b83\u7684\u524d\u9a71\u4e0e\u5b83\u548c\u5b83\u7684\u540e\u7ee7\u7684\u5dee\u7684\u7edd\u5bf9\u503c\u6765\u66f4\u65b0\u7b2c\u4e8c\u7c7b\u7684\u7b54\u6848\u3002<br>\n\u8fd9\u53ef\u4ee5\u7528multiset\u6765\u7b80\u6613\u5730\u5b9e\u73b0\u3002<br>\n\u5bf9\u4e8e\u7b2c\u4e00\u7c7b\u8be2\u95ee\uff0c\u6211\u4eec\u53d1\u73b0\uff0c\u7ef4\u62a4\u8fd9\u4e2a\u503c\u5176\u5b9e\u5e76\u4e0d\u662f\u96be\u70b9\u2014\u2014\u7528\u7ebf\u6bb5\u6811\u6216\u8005\u5e73\u8861\u6811\u90fd\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u3002\u95ee\u9898\u5728\u4e8e\uff0c\u5982\u4f55\u5728\u63d2\u5165\u65b0\u7684\u6570\u4e4b\u540e\u4fdd\u6301\u8fd9\u4e2a\u503c\u3002<br>\n\u6211\u4eec\u4ed4\u7ec6\u601d\u8003\uff0c\u53d1\u73b0\uff0c\u5bf9\u4e8e\u4efb\u610f\u4e00\u6bb5\u533a\u95f4\u6765\u8bf4\uff0c\u5b83\u5bf9\u7b54\u6848\u7684\u8d21\u732e\u53ea\u6709\u4e09\u4e2a\uff1a\u8fd9\u4e2a\u533a\u95f4\u7684\u7b54\u6848\uff0c\u8fd9\u4e2a\u533a\u95f4\u7684\u5de6\u7aef\u70b9\u548c\u8fd9\u4e2a\u533a\u95f4\u7684\u53f3\u7aef\u70b9\u3002<br>\n\u6545\u800c\uff0c\u6211\u4eec\u5efa\u4e00\u68f5\u7ebf\u6bb5\u6811\u6216\u8005\u5e73\u8861\u6811\uff0c\u7ef4\u62a4\u8fd9\u4e09\u4e2a\u4fe1\u606f\uff08\u4e2a\u4eba\u8ba4\u4e3a\u7ebf\u6bb5\u6811\u6bd4\u8f83\u79d1\u5b66\u3002\uff09\u6bcf\u4e00\u6b21\u4fee\u6539\u5219\u4fee\u6539\u5bf9\u5e94\u7684\u8282\u70b9\uff0c\u7136\u540e\u9012\u5f52\u5411\u4e0a\u66f4\u65b0\u5373\u53ef\u3002<br>\n\u8fd9\u6837\u5c31\u505a\u5b8c\u4e86\uff0c\u4e2a\u4eba\u89c9\u5f97\u5b9e\u73b0\u96be\u5ea6\u8fd8\u662f\u6bd4\u8f83\u4f4e\u7684\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#include&lt;iostream>\n#include&lt;cstdio>\n#include&lt;set>\n#define LS (X&lt;&lt;1)\n#define RS (X&lt;&lt;1|1)\n#define MID ((L+R)>>1)\ninline int Abs(int X){\n\treturn X>0?X:-X;\n}\n\ninline int Min(int A,int B){\n\treturn A&lt;B?A:B;\n}\n\nstd::multiset&lt;int> st;\nint ansS=0x3f3f3f3f;\nint n,m,a[500005];\n\nclass SegmentTree{\n\tprivate:\n\t\tclass Node{\n\t\t\tpublic:\n\t\t\t\tint l;\n\t\t\t\tint r;\n\t\t\t\tint dlt;\n\t\t\tinline Node(){\n\t\t\t\tdlt=0x3f3f3f3f;\n\t\t\t}\n\t\t\tinline void init(int V){\n\t\t\t\tl=r=V;\n\t\t\t}\n\t\t\tinline void psh(int V){\n\t\t\t\tdlt=Min(dlt,Abs(r-V));\n\t\t\t\tr=V;\n\t\t\t}\n\t\t};\n\t\tNode tr[1100000];\n\t\tinline void updt(int X){\n\t\t\ttr[X].l=tr[LS].l;\n\t\t\ttr[X].r=tr[RS].r;\n\t\t\ttr[X].dlt=Min(Min(tr[LS].dlt,tr[RS].dlt),Abs(tr[LS].r-tr[RS].l));\n\t\t}\n\t\tinline void build(int L,int R,int X){\n\t\t\tif(L>R){\n\t\t\t\treturn;\n\t\t\t}\n\t\t\tif(L==R){\n\t\t\t\ttr[X].init(a[L]);\n\t\t\t\treturn;\n\t\t\t}\n\t\t\tbuild(L,MID,LS),build(MID+1,R,RS);\n\t\t\tupdt(X);\n\t\t}\n\t\tinline void push(int L,int R,int X,int A,int V){\n\t\t\tif(L>R){\n\t\t\t\treturn;\n\t\t\t}\n\t\t\tif(L==R){\n\t\t\t\ttr[X].psh(V);\n\t\t\t\treturn;\n\t\t\t}\n\t\t\tA>MID?push(MID+1,R,RS,A,V):push(L,MID,LS,A,V);\n\t\t\tupdt(X);\n\t\t}\n\t\tinline void prnt(int L,int R,int X){\n\t\t\tif(L>R){\n\t\t\t\treturn;\n\t\t\t}\n\t\t\tif(L==R){\n\t\t\t\tprintf(\"%d:[%d,%d,%d] \",X,tr[X].l,tr[X].r,tr[X].dlt);\n\t\t\t\treturn;\n\t\t\t}\n\t\t\tprnt(L,MID,LS),prnt(MID+1,R,RS);\n\t\t}\n\tpublic:\n\t\tinline void PUSH(int X,int K){\n\t\t\tpush(1,n,1,X,K);\n\t\t}\n\t\tinline void BUILD(){\n\t\t\tbuild(1,n,1);\n\t\t}\n\t\tinline int QUERYG(){\n\t\t\treturn tr[1].dlt;\n\t\t}\n\t\tinline void PRINT(){\n\t\t\tprnt(1,n,1);\n\t\t\tputs(\"\");\n\t\t}\n};\n\ninline void STPUSH(int K){\n\tst.insert(K);\n\tstd::multiset&lt;int> ::iterator it=st.find(K);\n\tint ans1,ans2;\n\t++it;\n\tif(it!=st.end()){\n\t\tans1=*it;\n\t}else{\n\t\tans1=0x3f3f3f3f;\n\t}\n\t--it;\n\tif(it!=st.begin()){\n\t\t--it;\n\t\tans2=*it;\n\t}else{\n\t\tans2=0x3f3f3f3f;\n\t}\n\tans1=Abs(K-ans1),ans2=Abs(K-ans2);\n\tansS=Min(ansS,Min(ans1,ans2));\n}\n\nSegmentTree T;\nvoid init(){\n\tscanf(\"%d%d\",&amp;n,&amp;m);\n\tint x;\n\tfor(int i=1;i&lt;=n;++i){\n\t\tscanf(\"%d\",a+i);\n\t\tSTPUSH(a[i]);\n\t}\n\tT.BUILD();\n\tchar op[10];\n\tint k;\n\tfor(int i=1;i&lt;=m;++i){\n\t\tstd::cin>>op;\n\t\tswitch(op[4]){\n\t\t\tcase 'R':{\n\t\t\t\tscanf(\"%d%d\",&amp;x,&amp;k);\n\t\t\t\tT.PUSH(x,k);\n\t\t\t\tSTPUSH(k);\n\t\t\t\tbreak;\n\t\t\t}\n\t\t\tcase 'G':{\n\t\t\t\tprintf(\"%d\\n\",T.QUERYG());\n\t\t\t\tbreak;\n\t\t\t}\n\t\t\tcase 'S':{\n\t\t\t\tprintf(\"%d\\n\",ansS);\n\t\t\t\tbreak;\n\t\t\t}\n\t\t\tcase 'P':{\n\t\t\t\tT.PRINT();\n\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\t}\n}\n\nint main(){\n\tinit();\n\treturn 0;\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u4e8b\u5b9e\u4e0a\u5bf9\u4e8e\u7b2c\u4e00\u7c7b\u8be2\u95ee\u548c\u7b2c\u4e8c\u7c7b\u8be2\u95ee\u6211\u4eec\u53ef\u4ee5\u5206\u522b\u5904\u7406\u3002 \u7b2c\u4e8c\u7c7b\u8be2\u95ee\u7684\u5904\u7406\u65b9\u6cd5\u662f\u975e\u5e38\u663e\u7136\u7684\u3002\u7531\u4e8e\u53ea\u6709\u63d2\u5165\u800c\u6ca1\u6709\u5220\u9664\u64cd &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/SmokeyDays.top\/wordpress\/2018\/12\/24\/lp1110-zjoi2007-%e6%8a%a5%e8%a1%a8%e7%bb%9f%e8%ae%a1\/\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">\u201clp1110 ZJOI2007 \u62a5\u8868\u7edf\u8ba1\u201d<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[66,62,63,43,8,9,6,48,5],"tags":[],"_links":{"self":[{"href":"http:\/\/SmokeyDays.top\/wordpress\/wp-json\/wp\/v2\/posts\/512"}],"collection":[{"href":"http:\/\/SmokeyDays.top\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/SmokeyDays.top\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/SmokeyDays.top\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/SmokeyDays.top\/wordpress\/wp-json\/wp\/v2\/comments?post=512"}],"version-history":[{"count":1,"href":"http:\/\/SmokeyDays.top\/wordpress\/wp-json\/wp\/v2\/posts\/512\/revisions"}],"predecessor-version":[{"id":513,"href":"http:\/\/SmokeyDays.top\/wordpress\/wp-json\/wp\/v2\/posts\/512\/revisions\/513"}],"wp:attachment":[{"href":"http:\/\/SmokeyDays.top\/wordpress\/wp-json\/wp\/v2\/media?parent=512"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/SmokeyDays.top\/wordpress\/wp-json\/wp\/v2\/categories?post=512"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/SmokeyDays.top\/wordpress\/wp-json\/wp\/v2\/tags?post=512"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}