{"id":3743,"date":"2022-11-27T00:26:35","date_gmt":"2022-11-26T15:26:35","guid":{"rendered":"https:\/\/k.foolslab.net\/dailyreport\/?p=3743"},"modified":"2022-11-27T00:35:38","modified_gmt":"2022-11-26T15:35:38","slug":"2022-11-26","status":"publish","type":"post","link":"https:\/\/k.foolslab.net\/dailyreport\/2022-11-26\/","title":{"rendered":"2022\/11\/26(\u571f)"},"content":{"rendered":"\n

\u5927\u5b66\u306e\u8b1b\u7fa9\u3067\u51fa\u3066\u304d\u305f\u30d1\u30b9\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf(\u30d1\u30b9\u30b2\u30fc\u30c8\u3001\u30c8\u30e9\u30f3\u30b9\u30df\u30c3\u30b7\u30e7\u30f3\u30b2\u30fc\u30c8)\u304c\u3088\u304f\u5206\u304b\u3089\u306a\u304b\u3063\u305f\u306e\u3067\u3001\u30cd\u30c3\u30c8\u3067\u8cc7\u6599\u3092\u6f01\u308a\u306a\u304c\u3089\u81ea\u5206\u3067\u3082\u52d5\u4f5c\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3057\u3066\u7406\u89e3\u3092\u8a66\u307f\u305f\u3002<\/p>\n\n\n\n

MOSFET\u306e\u30b2\u30fc\u30c8\u3092H\u306b\u3059\u308c\u3070\u4e21\u7aef\u7e4b\u304c\u308b\u3057L\u306b\u3059\u308c\u3070\u5207\u308c\u308b\u3088\u306d\u30fc\u3001\u3058\u3083\u3042\u3053\u308c\u30ea\u30ec\u30fc\u3063\u307d\u304f\u4f7f\u3048\u308b\u3088\u306d\u30fc\u3001\u3068\u3044\u3046\u57fa\u672c\u7684\u306a\u6c17\u6301\u3061\u306f\u5206\u304b\u308b\u306e\u3060\u304c\u3001\u3053\u3093\u306a\u306e\u3067\u305d\u3093\u306a\u3061\u3083\u3093\u3068\u52d5\u4f5c\u3059\u308b\u304b\uff1f\uff1f\uff1f\u307f\u305f\u3044\u306a\u306e\u304c\u3042\u3063\u305f\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u3069\u3063\u3061\u304b\u3089\u3069\u3063\u3061\u3078\u4fe1\u53f7\u304c\u884c\u304f\u304b\u304c\u3069\u3046\u6c7a\u307e\u308b\u306e\u304b\u3068\u304b\u3002<\/p>\n\n\n\n

\u307e\u305a\u4fe1\u53f7\u306e\u4f1d\u9054\u65b9\u5411\u3060\u304c\u3001\u3053\u308c\u306f\u7c21\u5358\u3067\u3001\u305d\u3082\u305d\u3082\u771f\u3063\u5f53\u306a\u8ad6\u7406\u56de\u8def\u306f\u5165\u529b\u5074\u3068\u51fa\u529b\u5074\u3068\u3044\u3046\u3082\u306e\u304c\u3042\u308b\u3002\u5165\u529b\u5074\u306f\u30cf\u30a4\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u3067\u96fb\u6d41\u3092\u51fa\u3057\u306b\u304f\u304f\u3001\u51fa\u529b\u5074\u306f\u96fb\u6d41\u3092\u5f37\u304f\u51fa\u305b\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308b\u3002\u306a\u306e\u3067\u30d1\u30b9\u30b2\u30fc\u30c8\u306e\u3069\u3063\u3061\u5074\u3092\u3069\u3053\u306b\u7e4b\u3050\u304b\u304c\u6c7a\u307e\u308c\u3070\u4f1d\u9054\u65b9\u5411\u306f\u78ba\u5b9a\u3059\u308b\u306e\u3060\u3002<\/p>\n\n\n\n

\u6b21\u306b\u3001\u3053\u3093\u306a\u4ed5\u7d44\u307f\u3067\u3061\u3083\u3093\u3068\u4fe1\u53f7\u306f\u4f1d\u9054\u3055\u308c\u308b\u306e\u304b\u3068\u3044\u3046\u70b9\u306b\u3064\u3044\u3066\u3002\u3053\u308c\u306f\u5b9f\u969b\u554f\u984c\u91cd\u8981\u3067\u3001nMOS\u306a\u3089\u3070\u3001L\u306e\u4fe1\u53f7\u3092\u4f1d\u3048\u3066H\u2192L\u306b\u3059\u308b\u306e\u306f\u5f97\u610f\u3060\u304c\u3001H\u306e\u4fe1\u53f7\u3092\u4f1d\u3048\u3066L\u2192H\u306b\u3059\u308b\u306e\u306f\u53b3\u3057\u3044(\u3067\u304d\u306a\u304f\u306f\u306a\u3044)\u3002pMOS\u306f\u305d\u306e\u9006\u3060\u3002\u306a\u306e\u3067CMOS\u3063\u307d\u304fpMOSnMOS\u3092\u8cbc\u308a\u5408\u308f\u305b\u305f\u3088\u3046\u306a\u30d1\u30b9\u30b2\u30fc\u30c8\u304c\u4f7f\u308f\u308c\u305f\u308a\u3057\u3066\u3044\u308b\u3089\u3057\u3044\u3002\u3057\u304b\u3057\u5b9f\u969b\u306e\u3068\u3053\u308d\u3001\u5358\u4f53\u306epMOS\u3084nMOS\u306e\u30d1\u30b9\u30b2\u30fc\u30c8\u3082\u666e\u901a\u306b\u4f7f\u308f\u308c\u3066\u3044\u308b\u3002\u3053\u308c\u306f\u8981\u3059\u308b\u306b\u3001\u56de\u8def\u7684\u306b\u305d\u308c\u3060\u3051\u3067\u5341\u5206\u306a\u3089\u305d\u3046\u3057\u3066\u3044\u308b\u3068\u3044\u3046\u3053\u3068\u3089\u3057\u3044\u3002\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf\u306e\u6570\u3092\u7bc0\u7d04\u3059\u308b\u306e\u304c\u672c\u65e8\u306a\u306e\u3060\u304b\u3089\u305d\u308c\u306f\u305d\u3046\u3002\u3044\u308d\u3044\u308d\u4e0a\u624b\u304f\u3084\u3063\u3066\u3044\u308b\u3088\u3046\u3060\u3002<\/p>\n\n\n\n

\n\n\n\n

ABC279\u306b\u51fa\u305f\u3002<\/p>\n\n\n\n

A: count(all(s), 'v')+count(all(s), 'w')*2<\/code><\/p>\n\n\n\n

B: \u5168\u901a\u308a\u8a66\u3057\u3066\u4f59\u88d5\u3067\u9593\u306b\u5408\u3046\u3002<\/p>\n\n\n\n

C: \u5217\u306e\u96c6\u5408\u304c\u540c\u3058\u304b\u3069\u3046\u304b\u5224\u65ad\u3057\u305f\u3044\u308f\u3051\u3060\u304c\u3001\u96c6\u5408\u304c\u7b49\u3057\u3044\u304b\u5224\u65ad\u3059\u308b\u306b\u306f\u30bd\u30fc\u30c8\u3092\u3059\u308b\u306e\u304c\u624b\u3063\u53d6\u308a\u65e9\u3044\u3002\u300c\u9577\u3055W\u306e\u6587\u5b57\u5217H\u500b\u300d\u3092\u53cd\u8ee2\u3057\u3066\u300c\u9577\u3055H\u306e\u6587\u5b57\u5217W\u500b\u300d\u306b\u5909\u63db\u3057\u3066\u30bd\u30fc\u30c8\u3002\u6587\u5b57\u5217\u306e\u6bd4\u8f03\u306b\u306f$O(\u9577\u3055)$\u5fc5\u8981\u3067\u30bd\u30fc\u30c8\u306b\u306f$O(N\\log N)$\u304b\u304b\u308b\u306e\u3067\u3001$O(HW\\log W)$\u3067\u30bd\u30fc\u30c8\u51fa\u6765\u308b\u3002<\/p>\n\n\n\n

\u521d\u6b69\u7684\u3067\u306f\u3042\u308b\u304c\u3053\u3093\u306a\u8a08\u7b97\u91cf\u5224\u65ad\u304cC\u3067\u51fa\u308b\u304b\uff1f\u611f\u306f\u3042\u308b\u3002<\/p>\n\n\n\n

D: \u4e09\u5206\u63a2\u7d22\u3082\u8003\u3048\u305f\u304c\u81ea\u4fe1\u304c\u7121\u3044\u306e\u3067\u6570\u5b66\u3067\u89e3\u3044\u305f\u3002\u6570\u5f0f\u3092\u5909\u5f62\u3059\u308c\u3070\u89e3\u6790\u7684\u306b\u306f$(A\/2B)^{2\/3}-1$\u304c\u7b54\u3048\u306b\u306a\u308b\u306e\u3067\u3001\u305d\u306e\u4ed8\u8fd1\u306e\u6574\u6570\u3092\u63a2\u7d22\u3057\u3066\u3057\u307e\u3048\u3070\u89e3\u3051\u308b\u3002\u304b\u3051\u7b97\u30aa\u30fc\u30d0\u30fc\u30d5\u30ed\u30fc\u306b\u6c17\u4ed8\u3051\u305a1WA\u3002<\/p>\n\n\n\n

E: \u300c\u64cd\u4f5c1,2,…n\u304c\u3042\u308a\u3001i\u3060\u3051\u3084\u3089\u306a\u3044\u5834\u5408\u306e\u7d50\u679c\u300d\u307f\u305f\u3044\u306a\u3084\u3064\u3092i=1,2,…n\u306b\u3064\u3044\u3066\u6c42\u3081\u308b\u3001\u307f\u305f\u3044\u306a\u554f\u984c\u306f\u3001\u3060\u3044\u305f\u3044\u524d\u5f8c\u4e21\u65b9\u304b\u3089\u305d\u308c\u305e\u308c\u300c1,2,…k\u3092\u3084\u3063\u305f\u7d50\u679c\u300d\u3068\u300ck,k+1,…n\u3092\u3084\u3063\u305f\u7d50\u679c\u300d\u3092\u6c42\u3081\u3066\u7d44\u307f\u5408\u308f\u305b\u308b\u611f\u3058\u306e\u3053\u3068\u3092\u3059\u308b\u3002\u305f\u3060\u3057\u4eca\u56de\u306e\u554f\u984c\u306f\u5358\u7d14\u306b\u305d\u3046\u3044\u3046\u8a33\u306b\u306f\u884c\u304b\u306a\u3044\u3002\u6700\u7d42\u7684\u306a1\u306e\u4f4d\u7f6e\u3092\u6c42\u3081\u305f\u3044\u308f\u3051\u3060\u304c\u3001\u6700\u7d42\u7684\u306a\u72b6\u614b\u304c\u5206\u304b\u3089\u306a\u3044\u306e\u306b\u5f8c\u308d\u304b\u3089\u3084\u3063\u305f\u7d50\u679c\u3092\u8003\u3048\u3088\u3046\u304c\u306a\u3044\u304b\u3089\u3060\u3002<\/p>\n\n\n\n

\u3057\u304b\u3057\u3001\u6700\u7d42\u7684\u306a\u5404\u5730\u70b9\u304c\u3001\u3042\u308b\u6642\u70b9\u3067\u306e\u3069\u3053\u306b\u5bfe\u5fdc\u3059\u308b\u304b\u306f\u6c42\u3081\u3089\u308c\u308b\u3002<\/p>\n\n\n\n

\u307e\u305ak=1,2,…N\u306b\u3064\u3044\u3066\u3001\u300c\u64cd\u4f5c1,2,…k\u3092\u884c\u3063\u305f\u3068\u304d\u306e1\u306e\u4f4d\u7f6e\u300d\u3092\u5358\u7d14\u306b\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3067\u6c42\u3081\u3066\u304a\u304f\u3002\u524d\u306e\u7d50\u679c\u304c\u4f7f\u3044\u307e\u308f\u305b\u308b\u306e\u3067$O(N)$\u3067\u6c42\u307e\u308b\u3002\u6b21\u306b\u9806\u5217\u3092\u7528\u610f\u3057\u3001\u64cd\u4f5c\u3092N\u304b\u3089\u9806\u756a\u306b\u9006\u9806\u306b\u3084\u3063\u3066\u3044\u304f\u3002\u9006\u9806\u306b\u3084\u3063\u3066\u3044\u304d\u306a\u304c\u30891\u306e\u4f4d\u7f6e\u3092\u898b\u308b\u3002\u3053\u3046\u3059\u308c\u30701\u304c\u3069\u3053\u306b\u6765\u3066\u3044\u3088\u3046\u3068\u3001\u6700\u7d42\u7684\u306a\u4f4d\u7f6e\u3068\u306e\u5bfe\u5fdc\u304c\u898b\u3089\u308c\u308b\u3002<\/p>\n\n\n\n

F: \u304b\u306a\u308a\u624b\u9593\u53d6\u3063\u3066\u3057\u307e\u3063\u305f\u3002\u3082\u3046\u3061\u3087\u3063\u3068\u624b\u65e9\u304f\u89e3\u3051\u305f\u306f\u305a\u3068\u3044\u3046\u6c17\u3082\u3059\u308b\u304c\u3001\u3061\u3087\u3063\u3068\u4e0d\u6163\u308c\u306a\u50be\u5411\u306e\u554f\u984c\u3060\u3063\u305f\u304b\u3082\u3057\u308c\u306a\u3044\u3002<\/p>\n\n\n\n

\u307e\u305a\u3001\u30dc\u30fc\u30eb\u306e\u756a\u53f7\u306f\u6700\u5927N+Q\u7a0b\u5ea6\u3067\u3042\u308b\u3053\u3068\u304c\u5206\u304b\u308b\u3002\u5f53\u521d\u300c\u64cd\u4f5c2\u3067\u306f\u30dc\u30fc\u30eb\u306b\u632f\u3063\u3066\u3042\u308b\u6570\u306e\u548c\u3092\u898b\u308b\u300d\u3082\u306e\u3068\u8aa4\u8aad\u3057\u3066\u304a\u308a\u3001\u30b5\u30f3\u30d7\u30eb\u30b1\u30fc\u30b9\u3092\u624b\u3067\u3084\u3063\u3066\u307f\u3066\u3088\u3046\u3084\u304f\u7406\u89e3\u3057\u305f\u3002<\/p>\n\n\n\n

\u5404\u64cd\u4f5c\u3092\u691c\u8a0e\u3057\u3066\u307f\u308b\u3068\u3001\u64cd\u4f5c1\u304c\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306b\u306a\u308a\u305d\u3046\u306a\u3053\u3068\u304c\u5206\u304b\u308b\u3002\u5927\u91cf\u306e\u30dc\u30fc\u30eb\u3092\u79fb\u52d5\u3055\u305b\u308b\u306e\u306f\u3060\u308b\u305d\u3046\u3060\u3002\u5404\u30dc\u30fc\u30eb\u306e\u4f4d\u7f6e\u3092\u8a18\u9332\u3059\u308b\u3053\u3068\u306f\u51fa\u6765\u308b\u304c\u30011\u56de\u306e\u66f4\u65b0\u306b\u6700\u60aa$O(N+Q)$\u304b\u304b\u308b\u3002<\/p>\n\n\n\n

\u3057\u304b\u3057\u3088\u304f\u8003\u3048\u3066\u307f\u308b\u3068\u3001\u884c\u3046\u64cd\u4f5c\u306f\u300c\u30dc\u30fc\u30eb\u3092\u8ffd\u52a0\u3059\u308b\u300d\u64cd\u4f5c\u3068\u300c\u30dc\u30fc\u30eb\u3092\u307e\u3068\u3081\u308b\u300d\u64cd\u4f5c\u3057\u304b\u306a\u3044\u3002\u307e\u3068\u3081\u308b\u3068\u3044\u3063\u305f\u3089UnionFind\u3092\u4f7f\u3048\u3070\u826f\u3044\u3002\u5404\u9802\u70b9\u3092\u30dc\u30fc\u30eb\u306b\u5bfe\u5fdc\u3055\u305b\u3001\u6839\u3068\u306a\u308b\u30dc\u30fc\u30eb\u306e\u4f4d\u7f6e\u3060\u3051\u8a18\u9332\u30fb\u66f4\u65b0\u3057\u3066\u3044\u3051\u3070\u826f\u3044\u3002\u7b54\u3048\u308b\u6642\u306f\u6839\u3092\u6c42\u3081\u3066\u305d\u308c\u306e\u4f4d\u7f6e\u3092\u7b54\u3048\u308c\u3070\u3088\u3044\u3002\u3053\u308c\u3067\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306f\u89e3\u6d88\u3055\u308c\u305f\u3002<\/p>\n\n\n\n

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\u5927\u5b66\u306e\u8b1b\u7fa9\u3067\u51fa\u3066\u304d\u305f\u30d1\u30b9\u30c8\u30e9\u30f3\u30b8\u30b9\u30bf(\u30d1\u30b9\u30b2\u30fc\u30c8\u3001\u30c8\u30e9\u30f3\u30b9\u30df\u30c3\u30b7\u30e7\u30f3\u30b2\u30fc\u30c8)\u304c\u3088\u304f\u5206\u304b\u3089\u306a\u304b\u3063\u305f\u306e\u3067\u3001\u30cd\u30c3\u30c8\u3067\u8cc7\u6599\u3092\u6f01\u308a\u306a\u304c\u3089\u81ea\u5206\u3067\u3082\u52d5\u4f5c\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3057\u3066\u7406\u89e3\u3092\u8a66\u307f\u305f\u3002 MOSFET\u306e\u30b2\u30fc\u30c8\u3092H\u306b\u3059\u308c\u3070\u4e21\u7aef\u7e4b\u304c\u308b\u3057 … <\/p>\n

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