結果
問題 | No.1382 Travel in Mitaru city |
ユーザー | 👑 obakyan |
提出日時 | 2021-03-07 23:14:21 |
言語 | Lua (LuaJit 2.1.1696795921) |
結果 |
AC
|
実行時間 | 239 ms / 2,000 ms |
コード長 | 2,049 bytes |
コンパイル時間 | 337 ms |
コンパイル使用メモリ | 5,632 KB |
実行使用メモリ | 17,664 KB |
最終ジャッジ日時 | 2024-10-09 09:19:43 |
合計ジャッジ時間 | 11,240 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 1 ms
5,248 KB |
testcase_06 | AC | 69 ms
6,272 KB |
testcase_07 | AC | 64 ms
5,888 KB |
testcase_08 | AC | 40 ms
5,248 KB |
testcase_09 | AC | 85 ms
6,656 KB |
testcase_10 | AC | 80 ms
6,528 KB |
testcase_11 | AC | 145 ms
11,136 KB |
testcase_12 | AC | 146 ms
11,264 KB |
testcase_13 | AC | 169 ms
11,520 KB |
testcase_14 | AC | 132 ms
11,008 KB |
testcase_15 | AC | 138 ms
11,008 KB |
testcase_16 | AC | 239 ms
16,640 KB |
testcase_17 | AC | 220 ms
16,512 KB |
testcase_18 | AC | 231 ms
16,768 KB |
testcase_19 | AC | 226 ms
16,512 KB |
testcase_20 | AC | 236 ms
16,640 KB |
testcase_21 | AC | 234 ms
16,640 KB |
testcase_22 | AC | 232 ms
16,640 KB |
testcase_23 | AC | 237 ms
16,640 KB |
testcase_24 | AC | 236 ms
16,768 KB |
testcase_25 | AC | 231 ms
16,640 KB |
testcase_26 | AC | 200 ms
16,640 KB |
testcase_27 | AC | 198 ms
16,512 KB |
testcase_28 | AC | 207 ms
16,512 KB |
testcase_29 | AC | 197 ms
16,512 KB |
testcase_30 | AC | 183 ms
16,512 KB |
testcase_31 | AC | 122 ms
14,080 KB |
testcase_32 | AC | 147 ms
15,872 KB |
testcase_33 | AC | 132 ms
15,104 KB |
testcase_34 | AC | 94 ms
10,624 KB |
testcase_35 | AC | 62 ms
8,576 KB |
testcase_36 | AC | 85 ms
14,208 KB |
testcase_37 | AC | 16 ms
5,248 KB |
testcase_38 | AC | 93 ms
15,232 KB |
testcase_39 | AC | 25 ms
5,760 KB |
testcase_40 | AC | 70 ms
12,800 KB |
testcase_41 | AC | 78 ms
13,568 KB |
testcase_42 | AC | 93 ms
15,232 KB |
testcase_43 | AC | 82 ms
13,952 KB |
testcase_44 | AC | 34 ms
6,656 KB |
testcase_45 | AC | 86 ms
13,184 KB |
testcase_46 | AC | 50 ms
6,784 KB |
testcase_47 | AC | 197 ms
16,896 KB |
testcase_48 | AC | 136 ms
11,648 KB |
testcase_49 | AC | 212 ms
17,664 KB |
testcase_50 | AC | 89 ms
9,728 KB |
testcase_51 | AC | 121 ms
14,336 KB |
testcase_52 | AC | 148 ms
15,872 KB |
testcase_53 | AC | 31 ms
5,760 KB |
testcase_54 | AC | 62 ms
8,832 KB |
testcase_55 | AC | 140 ms
15,488 KB |
testcase_56 | AC | 43 ms
7,552 KB |
testcase_57 | AC | 90 ms
10,752 KB |
testcase_58 | AC | 14 ms
5,248 KB |
testcase_59 | AC | 40 ms
6,656 KB |
testcase_60 | AC | 136 ms
15,104 KB |
testcase_61 | AC | 5 ms
5,248 KB |
testcase_62 | AC | 2 ms
5,248 KB |
testcase_63 | AC | 18 ms
5,248 KB |
testcase_64 | AC | 8 ms
5,248 KB |
testcase_65 | AC | 2 ms
5,248 KB |
testcase_66 | AC | 4 ms
5,248 KB |
testcase_67 | AC | 5 ms
5,248 KB |
testcase_68 | AC | 8 ms
5,248 KB |
testcase_69 | AC | 5 ms
5,248 KB |
testcase_70 | AC | 11 ms
5,248 KB |
ソースコード
local bls, brs = bit.lshift, bit.rshift local Heapq = {} Heapq.create = function(self, lt) self.lt = lt self.cnt = 0 self.t = {} end Heapq.push = function(self, v) local hqlt = self.lt local hqt = self.t local c = self.cnt + 1 self.cnt = c hqt[c] = v while 1 < c do local p = brs(c, 1) if hqlt(hqt[c], hqt[p]) then hqt[c], hqt[p] = hqt[p], hqt[c] c = p else break end end end Heapq.empty = function(self) return self.cnt == 0 end Heapq.pop = function(self) local hqlt = self.lt local hqt = self.t local ret = hqt[1] local c = self.cnt hqt[1] = hqt[c] c = c - 1 self.cnt = c local p = 1 while true do local d1, d2 = p * 2, p * 2 + 1 if c < d1 then break elseif c < d2 then if hqlt(hqt[d1], hqt[p]) then hqt[d1], hqt[p] = hqt[p], hqt[d1] end break else if hqlt(hqt[d1], hqt[d2]) then if hqlt(hqt[d1], hqt[p]) then hqt[d1], hqt[p] = hqt[p], hqt[d1] p = d1 else break end else if hqlt(hqt[d2], hqt[p]) then hqt[d2], hqt[p] = hqt[p], hqt[d2] p = d2 else break end end end end return ret end Heapq.new = function(lt) local obj = {} setmetatable(obj, {__index = Heapq}) obj:create(lt) return obj end local n, m = io.read("*n", "*n") local spos, tpos = io.read("*n", "*n") local p = {} local edge = {} local asked = {} for i = 1, n do p[i] = io.read("*n") edge[i] = {} asked[i] = false end for i = 1, m do local a, b = io.read("*n", "*n") table.insert(edge[a], b) table.insert(edge[b], a) end local function hqlt(a, b) return p[a] > p[b] end local hq = Heapq.new(hqlt) asked[spos] = true hq:push(spos) local ret = 0 local curval = p[spos] while not hq:empty() do local v = hq:pop() if p[v] < curval then ret = ret + 1 curval = p[v] end for i = 1, #edge[v] do local dst = edge[v][i] if not asked[dst] then asked[dst] = true hq:push(dst) end end end print(ret)