結果
問題 | No.1382 Travel in Mitaru city |
ユーザー | aru aru |
提出日時 | 2021-02-13 10:42:46 |
言語 | Go (1.22.1) |
結果 |
WA
|
実行時間 | - |
コード長 | 2,422 bytes |
コンパイル時間 | 12,623 ms |
コンパイル使用メモリ | 243,452 KB |
実行使用メモリ | 33,280 KB |
最終ジャッジ日時 | 2024-07-20 13:23:49 |
合計ジャッジ時間 | 18,636 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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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 |
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testcase_00 | AC | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 2 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | WA | - |
testcase_20 | WA | - |
testcase_21 | WA | - |
testcase_22 | WA | - |
testcase_23 | WA | - |
testcase_24 | WA | - |
testcase_25 | WA | - |
testcase_26 | AC | 72 ms
15,872 KB |
testcase_27 | WA | - |
testcase_28 | AC | 73 ms
16,000 KB |
testcase_29 | AC | 71 ms
15,872 KB |
testcase_30 | AC | 73 ms
16,256 KB |
testcase_31 | WA | - |
testcase_32 | WA | - |
testcase_33 | WA | - |
testcase_34 | WA | - |
testcase_35 | WA | - |
testcase_36 | WA | - |
testcase_37 | WA | - |
testcase_38 | WA | - |
testcase_39 | WA | - |
testcase_40 | WA | - |
testcase_41 | WA | - |
testcase_42 | WA | - |
testcase_43 | WA | - |
testcase_44 | WA | - |
testcase_45 | WA | - |
testcase_46 | WA | - |
testcase_47 | WA | - |
testcase_48 | WA | - |
testcase_49 | WA | - |
testcase_50 | WA | - |
testcase_51 | WA | - |
testcase_52 | WA | - |
testcase_53 | WA | - |
testcase_54 | WA | - |
testcase_55 | WA | - |
testcase_56 | WA | - |
testcase_57 | WA | - |
testcase_58 | WA | - |
testcase_59 | WA | - |
testcase_60 | WA | - |
testcase_61 | WA | - |
testcase_62 | WA | - |
testcase_63 | WA | - |
testcase_64 | WA | - |
testcase_65 | WA | - |
testcase_66 | WA | - |
testcase_67 | WA | - |
testcase_68 | WA | - |
testcase_69 | WA | - |
testcase_70 | WA | - |
ソースコード
package main import ( "bufio" "fmt" "math" "os" "sort" "strconv" ) var sc = bufio.NewScanner(os.Stdin) var wr = bufio.NewWriter(os.Stdout) func out(x ...interface{}) { fmt.Fprintln(wr, x...) } func getI() int { sc.Scan() i, e := strconv.Atoi(sc.Text()) if e != nil { panic(e) } return i } func getF() float64 { sc.Scan() i, e := strconv.ParseFloat(sc.Text(), 64) if e != nil { panic(e) } return i } func getInts(N int) []int { ret := make([]int, N) for i := 0; i < N; i++ { ret[i] = getI() } return ret } func getS() string { sc.Scan() return sc.Text() } // min, max, asub, absなど基本関数 func max(a, b int) int { if a > b { return a } return b } func min(a, b int) int { if a < b { return a } return b } // min for n entry func nmin(a ...int) int { ret := a[0] for _, e := range a { ret = min(ret, e) } return ret } // max for n entry func nmax(a ...int) int { ret := a[0] for _, e := range a { ret = max(ret, e) } return ret } func asub(a, b int) int { if a > b { return a - b } return b - a } func abs(a int) int { if a >= 0 { return a } return -a } func lowerBound(a []int, x int) int { idx := sort.Search(len(a), func(i int) bool { return a[i] >= x }) return idx } func upperBound(a []int, x int) int { idx := sort.Search(len(a), func(i int) bool { return a[i] > x }) return idx } var N, M, S, T int var p []int var node [][]int var used []bool var dist []int var xx []int func dfs(v, x, y, flg int) { if used[v] { return } if flg == 0 { if x > p[v] { x = p[v] y++ } xx[v] = x dist[v] = y used[v] = true } for _, e := range node[v] { if e == v { continue } dfs(e, x, y, 0) } } func main() { defer wr.Flush() sc.Split(bufio.ScanWords) sc.Buffer([]byte{}, math.MaxInt32) // this template is new version. // use getI(), getS(), getInts(), getF() N, M, S, T = getI(), getI(), getI()-1, getI()-1 p = getInts(N) node = make([][]int, N) for i := 0; i < M; i++ { a, b := getI()-1, getI()-1 node[a] = append(node[a], b) node[b] = append(node[b], a) } dist = make([]int, N) used = make([]bool, N) xx = make([]int, N) dfs(S, p[S], 0, 0) t := dist[T] x := xx[T] ans := t for { dist = make([]int, N) used = make([]bool, N) xx = make([]int, N) dfs(T, x, t, 1) if dist[T] == ans { break } ans = max(ans, dist[T]) } // out(dist, xx) // out(t, x) out(ans) }