{"id":5929,"date":"2022-11-22T16:59:24","date_gmt":"2022-11-22T07:59:24","guid":{"rendered":"https:\/\/suzutukiblog.com\/?p=5929"},"modified":"2022-12-11T21:13:25","modified_gmt":"2022-12-11T12:13:25","slug":"alv-up-6","status":"publish","type":"post","link":"https:\/\/suzutukiblog.com\/index.php\/2022\/11\/22\/alv-up-6\/","title":{"rendered":"PaizaA\u30e9\u30f3\u30afLv\u30a2\u30c3\u30d7\u554f\u984c\u3068\u89e3\u8aac(Ruby)\u305d\u306e10(\u7d2f\u7a4d\u548c\u306e\u8a08\u7b97)"},"content":{"rendered":"

\u203b\u30b9\u30ad\u30eb\u30c1\u30a7\u30c3\u30af\u554f\u984c\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002
\n\u898f\u7d04\u306b\u3088\u308a\u516c\u5f0f\u306e\u89e3\u7b54\u30b3\u30fc\u30c9\u305d\u306e\u307e\u307e\u306f\u3088\u308d\u3057\u304f\u306a\u3044\u306e\u3067\u3001
\n\u30aa\u30ea\u30b8\u30ca\u30eb\u306e\u30b3\u30fc\u30c9\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/h2>\n

\u8a73\u3057\u304f\u306f\u30b3\u30c1\u30e9<\/a><\/h2>\n

\u306a\u308b\u3079\u304f\u308f\u304b\u308a\u3084\u3059\u3044\u89e3\u8aac\u3092\u4ed8\u3051\u307e\u3057\u305f\u3002<\/h2>\n

1:\u7d2f\u7a4d\u548c\u306e\u8a08\u7b97 (paiza\u30e9\u30f3\u30af C \u76f8\u5f53)<\/h1>\n
\n
\n
\n
\n

\u6570\u5217 A \u306b\u3064\u3044\u3066\u306e\u60c5\u5831\u304c\u4e0e\u3048\u3089\u308c\u308b\u306e\u3067\u3001 1 ~ N \u306e\u5404 i \u306b\u3064\u3044\u3066\u3001\u548c S_i = A_1 + … + A_i \u3092\u6c42\u3081\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n<\/div>\n

\n
\n
\n
\u5165\u529b\u3055\u308c\u308b\u5024<\/p>\n
\n
N       \r\nA_1 A_2 ... A_N<\/code><\/pre>\n<\/div>\n<\/dt>\n
\u30fb 1 \u884c\u76ee\u306b\u306f\u3001\u6570\u5217 A \u306e\u8981\u7d20\u6570 N \u304c\u4e0e\u3048\u3089\u308c\u307e\u3059\u3002
\n\u30fb 2 \u884c\u76ee\u306b\u306f\u3001\u6570\u5217 A \u306e\u5404\u8981\u7d20 A_1, A_2 … A_N \u304c\u4e0e\u3048\u3089\u308c\u307e\u3059\u3002\u5165\u529b\u5024\u6700\u7d42\u884c\u306e\u672b\u5c3e\u306b\u6539\u884c\u304c\uff11\u3064\u5165\u308a\u307e\u3059\u3002
\n\u6587\u5b57\u5217\u306f\u6a19\u6e96\u5165\u529b\u304b\u3089\u6e21\u3055\u308c\u307e\u3059\u3002<\/dd>\n<\/dl>\n<\/div>\n
\n
\n
\u671f\u5f85\u3059\u308b\u51fa\u529b<\/dt>\n
N \u884c\u306e\u51fa\u529b<\/p>\n
\u30fbS_i(1 \u2266 i \u2266 N) \u3092\u51fa\u529b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
\n
S_1     \r\n...     \r\nS_N<\/code><\/pre>\n<\/div>\n<\/dd>\n<\/dl>\n<\/div>\n
\n
\n
\u6761\u4ef6<\/p>\n
\n
\u3059\u3079\u3066\u306e\u30c6\u30b9\u30c8\u30b1\u30fc\u30b9\u306b\u304a\u3044\u3066\u3001\u4ee5\u4e0b\u306e\u6761\u4ef6\u3092\u307f\u305f\u3057\u307e\u3059\u3002\r\n\u30fb 1 \u2266 N \u2266 10 ^ 5\r\n\u30fb -100 \u2266 A_i \u2266 100<\/code><\/pre>\n<\/div>\n<\/dt>\n<\/dl>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
\n
\n
\u5165\u529b\u4f8b1<\/p>\n
\n
10\r\n0 1 2 3 4 5 6 7 8 9<\/code><\/pre>\n<\/div>\n<\/dt>\n<\/dl>\n<\/div>\n
\n
\n
\u51fa\u529b\u4f8b1<\/p>\n
\n
0\r\n1\r\n3\r\n6\r\n10\r\n15\r\n21\r\n28\r\n36\r\n45<\/code><\/pre>\n<\/div>\n<\/dt>\n<\/dl>\n<\/div>\n
\n
\n
\u5165\u529b\u4f8b2<\/p>\n
\n
1\r\n100<\/code><\/pre>\n<\/div>\n<\/dt>\n<\/dl>\n<\/div>\n
\n
\n
\u51fa\u529b\u4f8b2<\/p>\n
\n
100<\/code><\/pre>\n<\/div>\n<\/dt>\n<\/dl>\n<\/div>\n
\u89e3\u7b54\u3068\u89e3\u8aac<\/h3>\n
1\uff1a\u7dcf\u5f53\u308a\u6cd5(\u826f\u304f\u306a\u3044\u65b9\u6cd5\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u826f\u304f\u306a\u3044)<\/h2>\n
\u8a08\u7b97\u91cf\u304cO(N\u00b2)\u3068\u306a\u3063\u3066\u3057\u307e\u3044\u3002\u3081\u3061\u3083\u304f\u3061\u3083\u6642\u9593\u304c\u304b\u304b\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n
\n
#1\u884c\u76ee\u306e\u5165\u529b\u5024(\u6570\u5024)\u3092\u5909\u6570\u306b\u4ee3\u5165\u3059\u308b\r\nn = gets.to_i\r\n\r\n#2\u884c\u76ee\u306e\u534a\u89d2\u30b9\u30da\u30fc\u30b9\u523b\u307f\u306e\u5165\u529b\u5024(\u6570\u5024)\u3092\u5909\u6570\u306b\u591a\u91cd\u4ee3\u5165\u3059\u308b\r\nm = gets.split.map(&:to_i)\r\n\r\n#n\u56de\u7e70\u308a\u8fd4\u3059\r\nn.times do |i|\r\n\u3000\r\n#m\u306e\u914d\u5217\u306e0(\u521d\u3081\u304b\u3089)\u304b\u3089m\u307e\u3067\u306e\u7bc4\u56f2\u3092\u8db3\u3057\u305f\u3082\u306e\u3092\u51fa\u529b\u3059\u308b\r\n  puts m[0..i].sum \r\n\r\nend<\/code><\/pre>\n<\/div>\n
\"\"<\/p>\n
\u8a08\u7b97\u91cf\u304cO(N\u00b2)\u3068\u306a\u3063\u3066\u3057\u307e\u3044\u3002\u2191\u306e\u3088\u3046\u306b\u30c6\u30b9\u30c84\u3067\u3081\u3061\u3083\u304f\u3061\u3083\u6642\u9593\u304c\u304b\u304b\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n
2\uff1a\u5225\u89e3\u00a0 \u00a0 \u3044\u3044\u65b9\u6cd5(\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u826f\u3044)<\/h3>\n
1:\u5909\u6570x\u3092\u4e88\u3081\u7528\u610f\u3057\u3066(\u5909\u6570\u540d\u306f\u308f\u304b\u308a\u3084\u3059\u3044\u3082\u306e\u306a\u3089\u4f55\u3067\u3082OK\u3067\u3059)0\u3067\u521d\u671f\u5316\u3057\u307e\u3059
\n2:\u5909\u6570x\u306b\u73fe\u5728\u306e\u5024m[i]\u3092\u52a0\u7b97\u3057\u3066\u51fa\u529b\u3057\u307e\u3059\u3002<\/p>\n
\n
#1\u884c\u76ee\u306e\u5165\u529b\u5024(\u6570\u5024)\u3092\u5909\u6570\u306b\u4ee3\u5165\u3059\u308b\r\nn = gets.to_i\r\n#2\u884c\u76ee\u306e\u534a\u89d2\u30b9\u30da\u30fc\u30b9\u523b\u307f\u306e\u5165\u529b\u5024(\u6570\u5024)\u3092\u5909\u6570\u306b\u591a\u91cd\u4ee3\u5165\u3059\u308b\r\nm = gets.split.map(&:to_i)\r\nx = 0\r\n\r\n#n\u56de\u7e70\u308a\u8fd4\u3059\r\nn.times do |i|\r\n#x\u306b\u52a0\u7b97\u3057\u3066\u73fe\u5728\u306e\u5024m[i]\u3092\u52a0\u7b97\u3057\u3066\u51fa\u529b\u3059\u308b\u3002\r\n puts x += m[i]\r\nend<\/code><\/pre>\n<\/div>\n
\"\"<\/p>\n
\u8a08\u7b97\u91cf\u304cO(N)\u306b\u306a\u3063\u305f\u3053\u3068\u3067\u30c6\u30b9\u30c84\u304c\u5287\u7684\u306b\u901f\u304f\u306a\u308a\u307e\u3057\u305f\uff01<\/p>\n
\u2191\u306e\u30b3\u30fc\u30c9\u3092\u77ed\u304f\u3059\u308b\u3068<\/h2>\n
\n
n = gets.to_i\r\nm = gets.split.map(&:to_i)\r\nx = 0\r\nn.times { |i| puts x += m[i] }<\/code><\/pre>\n<\/div>\n
\u306a\u305c\u89e3\u7b541\u306f\u5b9f\u884c\u6642\u9593\u304c\u9045\u3044\u306e\u304b\uff1f(\u5165\u529b\u4f8b\uff11\u3067\u89e3\u8aac)<\/h1>\n
\u89e3\u7b54\uff11\u306e\u5834\u5408\u3053\u306e\u3088\u3046\u306a\u6bce\u56de0\u304b\u3089\u52a0\u7b97\u3057\u3066\u3044\u304f\u8a08\u7b97\u3092\u3059\u308b\u306e\u3067\u8a08\u7b97\u6570\u304c\u5897\u3048\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/h2>\n
\n
\uff10\u3000\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0\u00a0 \u8a08\u7b97\u56de\u65700\u56de\u00a0 0\u3092\u51fa\u529b\r\n\r\n\uff10\uff0b\uff11\uff1d\uff11\u3000\u00a0\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u3000\u8a08\u7b97\u56de\u65701\u56de\u00a0 1\u3092\u51fa\u529b\r\n\r\n\uff10\uff0b\uff11\uff0b\uff12\uff1d\uff13\u3000\u3000\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0 \u00a0 \u3000\u3000\u8a08\u7b97\u56de\u65702\u56de\u00a0 3\u3092\u51fa\u529b\r\n\r\n\uff10\uff0b\uff11\uff0b\uff12\uff0b\uff13\uff1d\uff16\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000 \u00a0 \u8a08\u7b97\u56de\u65703\u56de\u00a0 6\u3092\u51fa\u529b\r\n\r\n\uff10\uff0b\uff11\uff0b\uff12\uff0b\uff13\uff0b\uff14\uff1d\uff11\uff10\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u00a0\u00a0 \u8a08\u7b97\u56de\u65704\u56de\u00a0 10\u3092\u51fa\u529b\r\n\r\n\uff10\uff0b\uff11\uff0b\uff12\uff0b\uff13\uff0b\uff14\uff0b\uff15\uff1d\uff11\uff15\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u00a0\u00a0 \u8a08\u7b97\u56de\u65705\u56de\u00a0 15\u3092\u51fa\u529b\r\n\r\n\uff10\uff0b\uff11\uff0b\uff12\uff0b\uff13\uff0b\uff14\uff0b\uff15\uff0b\uff16\uff1d\uff12\uff11\u3000\u3000\u3000\u3000\u3000\u3000\u00a0\u00a0 \u8a08\u7b97\u56de\u65706\u56de\u00a0 21\u3092\u51fa\u529b\r\n\r\n\uff10\uff0b\uff11\uff0b\uff12\uff0b\uff13\uff0b\uff14\uff0b\uff15\uff0b\uff16\uff0b\uff17\uff1d\uff12\uff18\u3000\u3000\u3000\u3000\u00a0\u00a0 \u8a08\u7b97\u56de\u65707\u56de\u00a0 28\u3092\u51fa\u529b\r\n\r\n\uff10\uff0b\uff11\uff0b\uff12\uff0b\uff13\uff0b\uff14\uff0b\uff15\uff0b\uff16\uff0b\uff17\uff0b\uff18\uff1d\uff13\uff16\u3000\u3000\u00a0\u00a0 \u8a08\u7b97\u56de\u65708\u56de\u00a0 36\u3092\u51fa\u529b\r\n\r\n\uff10\uff0b\uff11\uff0b\uff12\uff0b\uff13\uff0b\uff14\uff0b\uff15\uff0b\uff16\uff0b\uff17\uff0b\uff18\uff0b\uff19\uff1d\uff14\uff15\u00a0\u00a0 \u8a08\u7b97\u56de\u65709\u56de\u00a0 45\u3092\u51fa\u529b<\/code><\/pre>\n<\/div>\n
n\u304c10\uff15<\/sup>\u4ed8\u8fd1\u306b\u306a\u308b\u3068\u81a8\u5927\u306a\u8a08\u7b97\u6570\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059<\/p>\n
\u306a\u305c\u89e3\u7b542\u3067\u5b9f\u884c\u6642\u9593\u304c\u901f\u304f\u306a\u308b\u306e\u304b\uff1f<\/h3>\n
\u7d50\u8ad6\uff1a\u5909\u6570x\u306b\u52a0\u7b97\u3057\u3066\u3044\u304d\u3001\u52a0\u7b97\u3057\u305f\u3042\u3068\u306e\u5909\u6570x\u3092\u51fa\u529b\u3059\u308b\u3053\u3068\u3067\u8a08\u7b97\u6570\u3092\u6e1b\u3089\u305b\u305f\u306e\u3067\u901f\u304f\u306a\u308a\u307e\u3057\u305f\u3002<\/h2>\n
\u79c1\u9054\u4eba\u9593\u304c\u4e00\u822c\u7684\u306b\u982d\u306e\u4e2d\u3067\u8a08\u7b97\u3057\u3066\u7d2f\u7a4d\u548c\u3092\u51fa\u3059\u8a08\u7b97\u65b9\u6cd5\u3092\u4f7f\u3046\u3002<\/p>\n
\n
\uff10\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u8a08\u7b97\u56de\u6570\uff10\u56de\r\n\uff10\uff0b\uff11\uff1d\uff11\u3000\u3000\u3000\u8a08\u7b97\u56de\u6570\uff11\u56de\r\n\uff11\uff0b\uff12\uff1d\uff13\u3000\u3000\u3000\u8a08\u7b97\u56de\u6570\uff11\u56de\r\n\uff13\uff0b\uff13\uff1d\uff16\u3000\u3000\u3000\u8a08\u7b97\u56de\u6570\uff11\u56de\r\n\uff16\uff0b\uff14\uff1d\uff11\uff10\u3000\u3000\u8a08\u7b97\u56de\u6570\uff11\u56de\r\n\uff11\uff10\uff0b\uff15\uff1d\uff11\uff15\u3000\u8a08\u7b97\u56de\u6570\uff11\u56de\r\n\uff11\uff15\uff0b\uff16\uff1d\uff12\uff11\u3000\u8a08\u7b97\u56de\u6570\uff11\u56de\r\n\uff12\uff11\uff0b\uff17\uff1d\uff12\uff18\u3000\u8a08\u7b97\u56de\u6570\uff11\u56de\r\n\uff12\uff18\uff0b\uff18\uff1d\uff13\uff16\u3000\u8a08\u7b97\u56de\u6570\uff11\u56de\r\n\uff13\uff16\uff0b\uff19\uff1d\uff14\uff15\u3000\u8a08\u7b97\u56de\u6570\uff11\u56de<\/code><\/pre>\n<\/div>\n
\u3068\u3044\u3046\u3088\u3046\u306b<\/p>\n
\u3053\u308c\u307e\u3067\u306b\u8db3\u3057\u305f\u6570(\u4f8b\uff1a45)\u3068\u4eca\u8a08\u7b97\u3057\u305f\u3044\u6570\u5b57(\u4f8b\uff1a10)\u3092\u52a0\u7b97\u3057\u3066\u7b54\u3048\u3092\u51fa\u3057\u307e\u3059\u3002<\/h2>\n
\u89e3\u7b542\u306f\u3053\u308c\u307e\u3067\u306b\u8db3\u3057\u305f\u6570x<\/strong>\u306b\u4eca\u8a08\u7b97\u3057\u305f\u3044\u6570\u5b57m[i]<\/strong>\u3092\u8db3\u3057\u3066\u3001\u52a0\u7b97\u3057\u305f\u3042\u3068\u306b\u51fa\u529b\u3057\u3066\u3044\u308b\u306e\u3067\u8a08\u7b97\u6570\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u305f\u306e\u3067\u5b9f\u884c\u6642\u9593\u3092\u65e9\u304f\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
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