{"id":704,"date":"2019-03-10T21:30:30","date_gmt":"2019-03-10T13:30:30","guid":{"rendered":"http:\/\/SmokeyDays.top\/wordpress\/?p=704"},"modified":"2019-03-10T21:30:30","modified_gmt":"2019-03-10T13:30:30","slug":"cf1138","status":"publish","type":"post","link":"http:\/\/SmokeyDays.top\/wordpress\/2019\/03\/10\/cf1138\/","title":{"rendered":"CF1138"},"content":{"rendered":"\n

\u8fd9\u4e48\u65e9\u7684CF\u5df2\u7ecf\u5f88\u5c11\u89c1\u4e86\u3002<\/p>\n\n\n\n

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CF1138A
\u662f\u7684\u8fd9\u9898\u8c03\u4e86\u6211\u534a\u4e2a\u5c0f\u65f6\u3002
\n\u522b\u8bf4\u4e86\uff0c\u4e22\u4eba\u3002
\n\u5177\u4f53\u6765\u8bf4\u5c31\u662f\u6211\u5199\u4ee3\u7801\u7684\u65f6\u5019\u9ed8\u8ba4nw\u603b\u662f\u8f83\u5c0f\u7684\u90a3\u4e2a\uff0c\u4f46\u4e8b\u5b9e\u4e0a\u6709\u65f6\u5019a[i]\u4e5f\u6709\u53ef\u80fd\u662f\u8f83\u5c0f\u7684\u90a3\u4e2a\u3002<\/p>\n\n\n\n

\n\n\n\n
#include<iostream>\n#include<cstdio>\n#include<cstring>\n#include<algorithm>\n#include<queue>\n#include<vector>\nusing namespace std;\n\nint a[1000005],b[1000005];\nint n;\n\nvoid init(){\n\tscanf(\"%d\",&n);\n\tfor(int i=1;i<=n;++i){\n\t\tscanf(\"%d\",&b[i]);\n\t}\n\ta[1]=1;\n\tint nw=0,ans=0;\n\tfor(int i=2;i<=n;++i){\n\t\tif(b[i]!=b[i-1]){\n\t\t\tnw=a[i-1];\n\t\t\ta[i]=1;\n\t\t\tans=max(ans,min(nw,a[i]));\n\t\t}else{\n\t\t\ta[i]=a[i-1]+1;\n\t\t\tans=max(ans,min(nw,a[i]));\n\t\t}\n\t}\n\tprintf(\"%d\\n\",ans*2);\n}\nint main(){\n\tinit();\n\treturn 0;\n}\n\n<\/code><\/pre>\n\n\n\n
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CF1138B
\n\u8fd9\u9898\u6211\u662f\u677e\u8fc7\u53bb\u7684\u3002
\n\u4e00\u5f00\u59cb\u6ca1\u770b\u6570\u636e\u8303\u56f4\u8fd8\u6709O(n)\u7684\u5e7b\u60f3\uff0c\u770b\u4e86\u4ee5\u540e\u5c31\u5f00\u59cbYY\u5e73\u65b9\u7ea7\u7684\u505a\u6cd5\uff0c\u4f46\u662f\u7f16\u4e86\u534a\u5929\u6ca1\u7f16\u51fa\u6765\u3002
\n\u6700\u540e\u51b3\u5b9a\u7834\u91dc\u6c89\u821f\uff0c\u5199\u4e00\u4e2a\u590d\u6742\u5ea6\u4e09\u65b9\u4e0d\u6ee1\u7684\u66b4\u529b\uff0c\u5c45\u7136\u4e00\u53d1\u5165\u9b42\u8fc7\u4e86\u3002Amazing\uff01
\n\u4e00\u5f00\u59cb\u89c9\u5f97\u590d\u6742\u5ea6\u662f\u5341\u4ebf\u5de6\u53f3\uff0c\u73b0\u5728\u4ed4\u7ec6\u7b97\u4e00\u7b97\u5e94\u8be5\u662f\u4e00\u4ebf\u51fa\u5934\uff0c\u52a0\u4e0a\u5e38\u6570\u5c0f\u5361\u8fc7\u53bb\u5176\u5b9e\u786e\u5b9e\u662f\u6709\u53ef\u80fd\u7684\u3002 <\/p>\n\n\n\n
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#include<iostream>\n#include<cstdio>\n#include<cstring>\n#include<algorithm>\n#include<queue>\n#include<vector>\nusing namespace std;\n\nint n;\nchar a[5005],b[5005];\nint val[5005];\nint mp[5005][5005];\nbool vis[5005];\ninline void prnt(int i,int j,int k,int l){\n\tint i1=0,j1=0,k1=0,l1=0;\n\tfor(int t=1;t<=n;++t){\n\t\tif(val[t]==0&&i1<i){\n\t\t\t++i1;\n\t\t\tprintf(\"%d \",t);\n\t\t}\n\t\tif(val[t]==1&&k1<k){\n\t\t\t++k1;\n\t\t\tprintf(\"%d \",t);\n\t\t}\n\t\tif(val[t]==2&&j1<j){\n\t\t\t++j1;\n\t\t\tprintf(\"%d \",t);\n\t\t}\n\t\tif(val[t]==3&&l1<l){\n\t\t\t++l1;\n\t\t\tprintf(\"%d \",t);\n\t\t}\n\t}\n}\nvoid init(){\n\tscanf(\"%d\",&n);\n\tcin>>a+1>>b+1;\n\tint q=0,w=0,e=0,r=0;\n\tfor(int i=1;i<=n;++i){\n\t\tif(a[i]=='0'&&b[i]=='0'){\n\t\t\t++q;\n\t\t\tval[i]=0;\n\t\t}\n\t\tif(a[i]=='1'&&b[i]=='0'){\n\t\t\t++w;\n\t\t\tval[i]=1;\n\t\t}\n\t\tif(a[i]=='0'&&b[i]=='1'){\n\t\t\t++e;\n\t\t\tval[i]=2;\n\t\t}\n\t\tif(a[i]=='1'&&b[i]=='1'){\n\t\t\t++r;\n\t\t\tval[i]=3;\n\t\t}\n\t}\n\/\/\tfst->w,scn->e\n\tfor(int i=0;i<=min(n\/2,q);++i){\n\t\tfor(int j=0;j<=min(n\/2-i,e);++j){\n\t\t\tfor(int k=0;k<=min(n\/2-i-j,w);++k){\n\t\t\t\tint l=n\/2-i-j-k;\n\t\t\t\tif(l>r){\n\t\t\t\t\tcontinue;\n\t\t\t\t}\n\t\t\t\tif(i+k==e-j+q-i&&j+l==w-k+r-l){\n\t\t\t\t\tprnt(q-i,e-j,w-k,r-l);\n\t\t\t\t\treturn;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n\tputs(\"-1\");\n\treturn;\n}\nint main(){\n\tinit();\n\treturn 0;\n}\n\n<\/code><\/pre>\n\n\n\n
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CF1138C
\n\u770b\u5230\u8fd9\u9898\u9996\u5148\u5c31\u53ef\u4ee5\u60f3\u5230\u79bb\u6563\u5316\u3002
\n\u5177\u4f53\u6765\u8bf4\u5c31\u662f\u6211\u4eec\u5bf9\u4e8e\u6bcf\u4e00\u884c\u548c\u6bcf\u4e00\u5217\u90fd\u5404\u81ea\u79bb\u6563\u5316\uff0c\u7136\u540e\u8ba1\u7b97\u51fa\u6bcf\u4e2a\u683c\u5b50\u5728\u8fd9\u4e00\u884c\/\u5217\u7684\u76f8\u5bf9\u5927\u5c0f\u3002
\n\u7531\u4e8e\u5927\u5c0f\u5173\u7cfb\u4e0d\u80fd\u6539\u53d8\uff0c\u6240\u4ee5\u8fd9\u4e2a\u76f8\u5bf9\u5927\u5c0f\u5fc5\u987b\u53d6\u8f83\u5927\u503c\uff0c\u8fd9\u6837\u624d\u80fd\u7559\u4e0b\u8db3\u591f\u7684\u7a7a\u95f4\u3002
\n\u540c\u6837\u7684\uff0c\u6bd4\u6bcf\u4e2a\u683c\u5b50\u5927\u7684\u6570\u91cf\u4e5f\u8981\u53d6\u8f83\u5927\u503c\uff0c\u4e5f\u662f\u4e3a\u4e86\u7559\u4e0b\u8db3\u591f\u7684\u7a7a\u95f4\u3002
\n\u7136\u540e\u5c31\u53ef\u4ee5\u4e86\u3002
\n\u4e0d\u8fc7\u6211\u79bb\u6563\u5316\u5199\u4e11\u4e86\uff0c\u4e22\u4eba\u3002<\/p>\n\n\n\n
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#include<iostream>\n#include<cstdio>\n#include<cstring>\n#include<algorithm>\n#include<queue>\n#include<vector>\nusing namespace std;\n\nint n,m;\nint a[1005][1005],a1[1005][1005],a2[1005][1005];\nint b[1005];\nint mx1[1005],mx2[1005];\nvoid init(){\n\tscanf(\"%d%d\",&n,&m);\n\tfor(int i=1;i<=n;++i){\n\t\tfor(int j=1;j<=m;++j){\n\t\t\tscanf(\"%d\",&a[i][j]);\n\t\t}\n\t}\n\tint nw;\n\tfor(int i=1;i<=n;++i){\n\t\tfor(int j=1;j<=m;++j){\n\t\t\tb[j]=a[i][j];\n\t\t}\n\t\tsort(b+1,b+1+m);\n\t\tmx1[i]=unique(b+1,b+m+1)-b-1;\n\t\tfor(int j=1;j<=m;++j){\n\t\t\ta1[i][j]=lower_bound(b+1,b+mx1[i]+1,a[i][j])-b;\n\t\t}\n\t}\n\tfor(int i=1;i<=m;++i){\n\t\tfor(int j=1;j<=n;++j){\n\t\t\tb[j]=a[j][i]; \n\t\t}\n\t\tsort(b+1,b+1+n);\n\t\tmx2[i]=unique(b+1,b+n+1)-b-1;\n\t\tfor(int j=1;j<=n;++j){\n\t\t\ta2[j][i]=lower_bound(b+1,b+mx2[i]+1,a[j][i])-b;\n\t\t}\n\t}\n\tfor(int i=1;i<=n;++i){\n\t\tfor(int j=1;j<=m;++j){\n\t\t\tprintf(\"%d \",max(a1[i][j],a2[i][j])+max(mx1[i]-a1[i][j],mx2[j]-a2[i][j]));\n\t\t}\n\t\tputs(\"\");\n\t}\n}\nint main(){\n\tinit();\n\treturn 0;\n}\n\n<\/code><\/pre>\n\n\n\n
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CF1138D
\n\u7b2c\u4e00\u4e2a\u60f3\u6cd5\u662f\u66b4\u529b\u5faa\u73af\uff0c\u4f46\u662f\u90a3\u6837\u5b50\u597d\u50cf\u4f1aWA9\u3002
\n\u4ed4\u7ec6\u8003\u8651\u4e00\u4e0b\u53d1\u73b0\u9700\u8981\u5904\u7406\u51fa\u6700\u5927\u975e\u672c\u8eabBorder\uff0c\u7136\u540e\u5206\u4e24\u6bb5\u4e71\u641e\u3002
\n\u5f53\u7136\u662f\u8981\u4e0a\u4e00\u4e2aKMP\u4e86\u3002
\n\u4f46\u662f\u6211\u4e71\u641e\u8fd8\u662f\u5199\u4e11\u4e86\uff0cWA\u5728\u51e0\u5341\u4e2a\u70b9\u3002\u73b0\u5728\u60f3\u6765\u5e94\u8be5\u662f\u8f93\u51fa\u5269\u4f59\u7684\u4e1c\u897f\u7684\u65f6\u5019\u5199\u5f97\u4e11\u4e86\u3002\u6700\u540e\u53c2\u8003\u4e86\u5c0f\u7c89\u5154\u7684\u624d\u901a\u8fc7\u3002<\/p>\n\n\n\n
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#include<iostream>\n#include<cstdio>\n#include<cstring>\n#include<algorithm>\n#include<queue>\n#include<vector>\nusing namespace std;\n\nchar a[500005],b[500005];\nint x,y,n,m;\nint nxt[500005];\nvoid init(){\n\tcin>>a+1;\n\tcin>>b+1;\n\tn=strlen(a+1);\n\tm=strlen(b+1);\n\tfor(int i=1;i<=n;++i){\n\t\tif(a[i]=='1'){\n\t\t\t++x;\n\t\t}else{\n\t\t\t++y;\n\t\t}\n\t}\n\tint l1;\n\tint j=0;\n    for(int i=2;i<=m;i++){\n        while(j&&(b[i]!=b[j+1])){\n            j=nxt[j];\n        }\n        if(b[j+1]==b[i]){\n            j++;\n        }\n        nxt[i]=j;\n    }\n    l1=nxt[m];\n\tj=0;\n    for(int i=1;i<=n;++i){\n    \tif(b[j+1]=='1'&&x){\n    \t\tputchar('1');\n    \t\t--x;++j;\n    \t\tif(j==m){\n    \t\t\tj=l1;\n\t\t\t}\n\t\t}else if(b[j+1]=='0'&&y){\n\t\t\tputchar('0');\n\t\t\t--y;++j;\n\t\t\tif(j==m){\n\t\t\t\tj=l1;\n\t\t\t}\n\t\t}else{\n\t\t\tputchar(b[j+1]=='0'?'1':'0');\n\t\t}\n\t}\n}\nint main(){\n\tinit();\n\treturn 0;\n}\n\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u8fd9\u4e48\u65e9\u7684CF\u5df2\u7ecf\u5f88\u5c11\u89c1\u4e86\u3002 CF1138A\u662f\u7684\u8fd9\u9898\u8c03\u4e86\u6211\u534a\u4e2a\u5c0f\u65f6\u3002 \u522b\u8bf4\u4e86\uff0c\u4e22\u4eba\u3002 \u5177\u4f53\u6765\u8bf4\u5c31\u662f\u6211\u5199\u4ee3\u7801\u7684\u65f6\u5019 … <\/p>\n
\u7ee7\u7eed\u9605\u8bfb\u201cCF1138\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":[20,101,40,6,5],"tags":[],"_links":{"self":[{"href":"http:\/\/SmokeyDays.top\/wordpress\/wp-json\/wp\/v2\/posts\/704"}],"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=704"}],"version-history":[{"count":1,"href":"http:\/\/SmokeyDays.top\/wordpress\/wp-json\/wp\/v2\/posts\/704\/revisions"}],"predecessor-version":[{"id":705,"href":"http:\/\/SmokeyDays.top\/wordpress\/wp-json\/wp\/v2\/posts\/704\/revisions\/705"}],"wp:attachment":[{"href":"http:\/\/SmokeyDays.top\/wordpress\/wp-json\/wp\/v2\/media?parent=704"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/SmokeyDays.top\/wordpress\/wp-json\/wp\/v2\/categories?post=704"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/SmokeyDays.top\/wordpress\/wp-json\/wp\/v2\/tags?post=704"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}