結果
問題 | No.2057 Ising Model |
ユーザー | hiromi_ayase |
提出日時 | 2022-08-26 23:13:45 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 72 ms / 2,000 ms |
コード長 | 3,115 bytes |
コンパイル時間 | 2,230 ms |
コンパイル使用メモリ | 89,388 KB |
実行使用メモリ | 38,352 KB |
最終ジャッジ日時 | 2024-10-13 23:52:29 |
合計ジャッジ時間 | 6,867 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
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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 | 68 ms
38,048 KB |
testcase_01 | AC | 69 ms
38,352 KB |
testcase_02 | AC | 69 ms
37,948 KB |
testcase_03 | AC | 70 ms
38,268 KB |
testcase_04 | AC | 68 ms
37,948 KB |
testcase_05 | AC | 67 ms
38,316 KB |
testcase_06 | AC | 67 ms
38,292 KB |
testcase_07 | AC | 67 ms
38,268 KB |
testcase_08 | AC | 66 ms
38,328 KB |
testcase_09 | AC | 66 ms
38,216 KB |
testcase_10 | AC | 66 ms
38,292 KB |
testcase_11 | AC | 67 ms
38,168 KB |
testcase_12 | AC | 69 ms
38,244 KB |
testcase_13 | AC | 68 ms
38,048 KB |
testcase_14 | AC | 69 ms
38,268 KB |
testcase_15 | AC | 70 ms
38,244 KB |
testcase_16 | AC | 68 ms
38,292 KB |
testcase_17 | AC | 68 ms
38,292 KB |
testcase_18 | AC | 69 ms
38,168 KB |
testcase_19 | AC | 69 ms
38,328 KB |
testcase_20 | AC | 70 ms
38,320 KB |
testcase_21 | AC | 72 ms
38,352 KB |
testcase_22 | AC | 68 ms
38,136 KB |
testcase_23 | AC | 67 ms
38,316 KB |
testcase_24 | AC | 70 ms
38,268 KB |
testcase_25 | AC | 69 ms
38,316 KB |
testcase_26 | AC | 69 ms
38,352 KB |
testcase_27 | AC | 71 ms
37,828 KB |
testcase_28 | AC | 70 ms
38,328 KB |
testcase_29 | AC | 67 ms
37,828 KB |
testcase_30 | AC | 70 ms
37,948 KB |
testcase_31 | AC | 69 ms
38,312 KB |
testcase_32 | AC | 67 ms
38,328 KB |
testcase_33 | AC | 67 ms
38,328 KB |
testcase_34 | AC | 69 ms
37,828 KB |
testcase_35 | AC | 67 ms
38,292 KB |
testcase_36 | AC | 67 ms
38,248 KB |
testcase_37 | AC | 69 ms
38,328 KB |
testcase_38 | AC | 67 ms
38,168 KB |
testcase_39 | AC | 66 ms
37,960 KB |
testcase_40 | AC | 67 ms
38,092 KB |
testcase_41 | AC | 66 ms
38,136 KB |
testcase_42 | AC | 65 ms
38,292 KB |
testcase_43 | AC | 68 ms
38,048 KB |
testcase_44 | AC | 68 ms
38,168 KB |
testcase_45 | AC | 71 ms
38,136 KB |
testcase_46 | AC | 67 ms
38,136 KB |
ソースコード
import java.util.*; @SuppressWarnings("unused") public class Main { private static void solve() { long n = nl(); long a = nl(); long b = nl(); // (1, -1, 1, -1, ...) // -(N-1)A - (N % 2)B // (1, 1, 1, ...) // (N-1)A - NB //(1,1,-1) -B //(1,-1,1) -2A-B //(1,1,1) 2A-3B //-1 k個 // (N-2(2k+1))A -(N-2k)B // k=N/2 // (N-2(N+1)) // (1,-1,1,1) -A - 2B // (1,-1,1,-1) -3A // (1,1,1,1) 3A-4B // (1, 1) A - 2B // (-1, 1) -A // (1, -1) -A // (-1, -1) A + 2B long x = -(n-1) * a - (n % 2) * b; long y = (n-1) * a - n * b; long ret = Math.min(x, y); if (n % 2 == 0) { ret = Math.min(ret, -(n-3) * a - (n % 2 + 2) * b); } System.out.println(ret); } public static void main(String[] args) { new Thread(null, new Runnable() { @Override public void run() { long start = System.currentTimeMillis(); String debug = args.length > 0 ? args[0] : null; if (debug != null) { try { is = java.nio.file.Files.newInputStream(java.nio.file.Paths.get(debug)); } catch (Exception e) { throw new RuntimeException(e); } } reader = new java.io.BufferedReader(new java.io.InputStreamReader(is), 32768); solve(); out.flush(); tr((System.currentTimeMillis() - start) + "ms"); } }, "", 64000000).start(); } private static java.io.InputStream is = System.in; private static java.io.PrintWriter out = new java.io.PrintWriter(System.out); private static java.util.StringTokenizer tokenizer = null; private static java.io.BufferedReader reader; public static String next() { while (tokenizer == null || !tokenizer.hasMoreTokens()) { try { tokenizer = new java.util.StringTokenizer(reader.readLine()); } catch (Exception e) { throw new RuntimeException(e); } } return tokenizer.nextToken(); } private static double nd() { return Double.parseDouble(next()); } private static long nl() { return Long.parseLong(next()); } private static int[] na(int n) { int[] a = new int[n]; for (int i = 0; i < n; i++) a[i] = ni(); return a; } private static char[] ns() { return next().toCharArray(); } private static long[] nal(int n) { long[] a = new long[n]; for (int i = 0; i < n; i++) a[i] = nl(); return a; } private static int[][] ntable(int n, int m) { int[][] table = new int[n][m]; for (int i = 0; i < n; i++) { for (int j = 0; j < m; j++) { table[i][j] = ni(); } } return table; } private static int[][] nlist(int n, int m) { int[][] table = new int[m][n]; for (int i = 0; i < n; i++) { for (int j = 0; j < m; j++) { table[j][i] = ni(); } } return table; } private static int ni() { return Integer.parseInt(next()); } private static void tr(Object... o) { if (is != System.in) System.out.println(java.util.Arrays.deepToString(o)); } }