結果
問題 | No.471 直列回転機 |
ユーザー | uwi |
提出日時 | 2016-12-21 00:12:05 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 782 ms / 3,141 ms |
コード長 | 3,488 bytes |
コンパイル時間 | 3,982 ms |
コンパイル使用メモリ | 89,412 KB |
実行使用メモリ | 70,872 KB |
平均クエリ数 | 19589.39 |
最終ジャッジ日時 | 2024-06-11 10:18:15 |
合計ジャッジ時間 | 33,432 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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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 | 144 ms
58,720 KB |
testcase_01 | AC | 143 ms
58,932 KB |
testcase_02 | AC | 146 ms
58,348 KB |
testcase_03 | AC | 140 ms
58,164 KB |
testcase_04 | AC | 145 ms
58,332 KB |
testcase_05 | AC | 205 ms
59,512 KB |
testcase_06 | AC | 182 ms
58,352 KB |
testcase_07 | AC | 192 ms
59,780 KB |
testcase_08 | AC | 319 ms
64,308 KB |
testcase_09 | AC | 315 ms
64,332 KB |
testcase_10 | AC | 263 ms
64,708 KB |
testcase_11 | AC | 488 ms
66,244 KB |
testcase_12 | AC | 683 ms
68,372 KB |
testcase_13 | AC | 708 ms
67,644 KB |
testcase_14 | AC | 722 ms
68,116 KB |
testcase_15 | AC | 782 ms
70,872 KB |
testcase_16 | AC | 196 ms
59,104 KB |
testcase_17 | AC | 141 ms
58,704 KB |
testcase_18 | AC | 141 ms
58,812 KB |
testcase_19 | AC | 149 ms
59,028 KB |
testcase_20 | AC | 741 ms
70,572 KB |
testcase_21 | AC | 383 ms
65,024 KB |
testcase_22 | AC | 685 ms
68,136 KB |
testcase_23 | AC | 616 ms
70,564 KB |
testcase_24 | AC | 517 ms
66,804 KB |
testcase_25 | AC | 350 ms
64,568 KB |
testcase_26 | AC | 681 ms
67,900 KB |
testcase_27 | AC | 508 ms
66,612 KB |
testcase_28 | AC | 565 ms
67,692 KB |
testcase_29 | AC | 571 ms
66,892 KB |
testcase_30 | AC | 408 ms
65,804 KB |
testcase_31 | AC | 678 ms
70,860 KB |
testcase_32 | AC | 644 ms
67,416 KB |
testcase_33 | AC | 606 ms
67,808 KB |
testcase_34 | AC | 766 ms
68,080 KB |
testcase_35 | AC | 362 ms
65,136 KB |
testcase_36 | AC | 459 ms
65,544 KB |
testcase_37 | AC | 302 ms
65,048 KB |
testcase_38 | AC | 366 ms
64,688 KB |
testcase_39 | AC | 417 ms
65,500 KB |
testcase_40 | AC | 582 ms
67,728 KB |
testcase_41 | AC | 751 ms
70,332 KB |
testcase_42 | AC | 599 ms
69,508 KB |
testcase_43 | AC | 649 ms
67,956 KB |
testcase_44 | AC | 274 ms
63,256 KB |
testcase_45 | AC | 558 ms
67,424 KB |
testcase_46 | AC | 644 ms
67,632 KB |
testcase_47 | AC | 713 ms
69,680 KB |
testcase_48 | AC | 643 ms
70,288 KB |
testcase_49 | AC | 605 ms
67,952 KB |
testcase_50 | AC | 663 ms
70,720 KB |
testcase_51 | AC | 453 ms
65,796 KB |
testcase_52 | AC | 197 ms
59,408 KB |
testcase_53 | AC | 191 ms
58,832 KB |
testcase_54 | AC | 207 ms
59,944 KB |
testcase_55 | AC | 396 ms
65,528 KB |
testcase_56 | AC | 353 ms
64,552 KB |
testcase_57 | AC | 300 ms
64,016 KB |
testcase_58 | AC | 276 ms
63,192 KB |
ソースコード
package adv2016; import java.io.PrintWriter; import java.util.Arrays; import java.util.Random; import java.util.Scanner; public class N471 { static Scanner in; static PrintWriter out; static String INPUT = ""; static long[] get(long x, long y) { out.println("? " + x + " " + y); out.flush(); return new long[]{nl(), nl()}; } static void solve() { int m = ni(); double[][] rotr = new double[m][]; for(int i = 0;i < m;i++){ rotr[i] = new double[]{ni(), ni(), 1}; } Random gen = new Random(); long[][] res = new long[3][]; long[] xs = new long[3]; long[] ys = new long[3]; for(int i = 0;i < 3;i++){ xs[i] = gen.nextInt(100)-50; ys[i] = gen.nextInt(100)-50; res[i] = get(xs[i], ys[i]); // ax+by+c=x' } double[][] X = new double[3][]; { double[][] M = new double[3][3]; double[] v = new double[3]; for(int i = 0;i < 3;i++){ M[i][0] = xs[i]; M[i][1] = ys[i]; M[i][2] = 1; v[i] = res[i][0]; } double[] ret = solve(M, v); X[0] = ret; } { double[][] M = new double[3][3]; double[] v = new double[3]; for(int i = 0;i < 3;i++){ M[i][0] = xs[i]; M[i][1] = ys[i]; M[i][2] = 1; v[i] = res[i][1]; } double[] ret = solve(M, v); X[1] = ret; } { double[][] M = new double[3][3]; double[] v = new double[3]; for(int i = 0;i < 3;i++){ M[i][0] = xs[i]; M[i][1] = ys[i]; M[i][2] = 1; v[i] = 1; } double[] ret = solve(M, v); X[2] = ret; } // (a b c) (x) // (d e f) (y) // (g h i) (1) out.println("!"); for(int i = 0;i < m;i++){ double[] w = mul(X, rotr[i]); out.println(Math.round(w[0]) + " " + Math.round(w[1])); } } public static double[] mul(double[][] A, double[] v) { int m = A.length; int n = v.length; double[] w = new double[m]; for(int i = 0;i < m;i++){ double sum = 0; for(int k = 0;k < n;k++){ sum += A[i][k] * v[k]; } w[i] = sum; } return w; } public static double[] solve(double[][] a, double[] c) { int n = a.length; int[] ps = new int[n]; for(int i = 0;i < n;i++)ps[i] = i; // Forward Elimination for(int i = 0;i < n;i++){ int pivot = -1; int from = -1; double amax = 0; for(int j = i;j < n;j++){ if(Math.abs(a[ps[j]][i]) > amax){ amax = Math.abs(a[ps[j]][i]); pivot = ps[j]; from = j; } } if(pivot == -1)return null; int d = ps[i]; ps[i] = ps[from]; ps[from] = d; for(int j = i+1;j < n;j++){ a[ps[i]][j] /= a[ps[i]][i]; } c[ps[i]] /= a[ps[i]][i]; a[ps[i]][i] = 1.0; for(int j = i+1;j < n;j++){ for(int k = i+1;k < n;k++){ a[ps[j]][k] -= a[ps[j]][i] * a[ps[i]][k]; } c[ps[j]] -= a[ps[j]][i] * c[ps[i]]; a[ps[j]][i] = 0.0; } } // Back Substitution for(int i = n-1;i >= 0;i--){ for(int j = i-1;j >= 0;j--){ c[ps[j]] -= a[ps[j]][i] * c[ps[i]]; } } double[] ret = new double[n]; for(int i = 0;i < n;i++){ ret[i] = c[ps[i]]; } return ret; } public static void main(String[] args) throws Exception { in = INPUT.isEmpty() ? new Scanner(System.in) : new Scanner(INPUT); out = new PrintWriter(System.out); solve(); out.flush(); } static int ni() { return Integer.parseInt(in.next()); } static long nl() { return Long.parseLong(in.next()); } static double nd() { return Double.parseDouble(in.next()); } static void tr(Object... o) { if(INPUT.length() != 0)System.out.println(Arrays.deepToString(o)); } }