結果
問題 | No.366 ロボットソート |
ユーザー | yuya178 |
提出日時 | 2017-11-11 19:23:43 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 84 ms / 2,000 ms |
コード長 | 4,365 bytes |
コンパイル時間 | 2,307 ms |
コンパイル使用メモリ | 88,952 KB |
実行使用メモリ | 37,996 KB |
最終ジャッジ日時 | 2024-05-03 16:45:32 |
合計ジャッジ時間 | 4,457 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
(要ログイン)
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 | 44 ms
37,140 KB |
testcase_01 | AC | 44 ms
36,664 KB |
testcase_02 | AC | 45 ms
36,972 KB |
testcase_03 | AC | 44 ms
37,052 KB |
testcase_04 | AC | 45 ms
36,824 KB |
testcase_05 | AC | 44 ms
36,972 KB |
testcase_06 | AC | 45 ms
36,948 KB |
testcase_07 | AC | 44 ms
36,736 KB |
testcase_08 | AC | 44 ms
36,972 KB |
testcase_09 | AC | 43 ms
36,780 KB |
testcase_10 | AC | 43 ms
37,052 KB |
testcase_11 | AC | 76 ms
37,608 KB |
testcase_12 | AC | 73 ms
37,404 KB |
testcase_13 | AC | 49 ms
37,100 KB |
testcase_14 | AC | 51 ms
37,100 KB |
testcase_15 | AC | 47 ms
36,804 KB |
testcase_16 | AC | 49 ms
36,808 KB |
testcase_17 | AC | 50 ms
36,516 KB |
testcase_18 | AC | 61 ms
37,876 KB |
testcase_19 | AC | 76 ms
37,324 KB |
testcase_20 | AC | 56 ms
36,992 KB |
testcase_21 | AC | 84 ms
37,604 KB |
testcase_22 | AC | 75 ms
37,996 KB |
ソースコード
import java.io.*; import java.util.*; import java.math.*; import java.awt.Point; public class Main { InputStream is; PrintWriter out; String INPUT = ""; long MOD = 1_000_000_007; int inf = 10000000; void solve() { int n = ni(); int k = ni(); int[] a = new int[n]; int[] b = new int[n]; for(int i = 0; i < n; i++){ a[i] = ni(); } long ans = 0; for(int l = 0; l < n; l++){ for(int i = 0; i < k; i++){ for(int j = i; j < n-k; j+=k){ if(a[j] > a[j+k]){ int tmp = a[j]; a[j] = a[j+k]; a[j+k] = tmp; ans++; } } } } for(int i = 0; i < n-1; i++){ if(a[i]>a[i+1]){ out.println(-1); return; } } out.println(ans); } void run() throws Exception { is = INPUT.isEmpty() ? System.in : new ByteArrayInputStream(INPUT.getBytes()); out = new PrintWriter(System.out); long s = System.currentTimeMillis(); solve(); out.flush(); if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms"); } public static void main(String[] args) throws Exception { new Main().run(); } private byte[] inbuf = new byte[1024]; private int lenbuf = 0, ptrbuf = 0; private int readByte() { if(lenbuf == -1)throw new InputMismatchException(); if(ptrbuf >= lenbuf){ ptrbuf = 0; try { lenbuf = is.read(inbuf); } catch (IOException e) { throw new InputMismatchException(); } if(lenbuf <= 0)return -1; } return inbuf[ptrbuf++]; } private boolean isSpaceChar(int c) { return !(c >= 33 && c <= 126); } private int skip() { int b; while((b = readByte()) != -1 && isSpaceChar(b)); return b; } private double nd() { return Double.parseDouble(ns()); } private char nc() { return (char)skip(); } private String ns() { int b = skip(); StringBuilder sb = new StringBuilder(); while(!(isSpaceChar(b) && b != ' ')){ sb.appendCodePoint(b); b = readByte(); } return sb.toString(); } private char[] ns(int n) { char[] buf = new char[n]; int b = skip(), p = 0; while(p < n && !(isSpaceChar(b))){ buf[p++] = (char)b; b = readByte(); } return n == p ? buf : Arrays.copyOf(buf, p); } private char[][] nm(int n, int m) { char[][] map = new char[n][]; for(int i = 0;i < n;i++)map[i] = ns(m); return map; } private int[] na(int n) { int[] a = new int[n]; for(int i = 0;i < n;i++)a[i] = ni(); return a; } private int ni() { int num = 0, b; boolean minus = false; while((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-')); if(b == '-'){ minus = true; b = readByte(); } while(true){ if(b >= '0' && b <= '9'){ num = num * 10 + (b - '0'); }else{ return minus ? -num : num; } b = readByte(); } } private long nl() { long num = 0; int b; boolean minus = false; while((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-')); if(b == '-'){ minus = true; b = readByte(); } while(true){ if(b >= '0' && b <= '9'){ num = num * 10 + (b - '0'); }else{ return minus ? -num : num; } b = readByte(); } } private static void tr(Object... o) { System.out.println(Arrays.deepToString(o)); } static class ArrayUtils { public static void fill(double[][] array, double value) { for (double[] a : array) Arrays.fill(a, value); } public static void fill(double[][][] array, double value) { for (double[][] l : array) fill(l, value); } } }