結果
問題 | No.498 ワープクリスタル (給料日編) |
ユーザー | 37zigen |
提出日時 | 2016-07-13 16:50:35 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 339 ms / 2,000 ms |
コード長 | 4,370 bytes |
コンパイル時間 | 2,892 ms |
コンパイル使用メモリ | 79,260 KB |
実行使用メモリ | 63,832 KB |
最終ジャッジ日時 | 2024-10-15 19:57:46 |
合計ジャッジ時間 | 7,668 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
(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 | 49 ms
50,156 KB |
testcase_01 | AC | 48 ms
50,072 KB |
testcase_02 | AC | 48 ms
49,688 KB |
testcase_03 | AC | 49 ms
49,884 KB |
testcase_04 | AC | 320 ms
61,600 KB |
testcase_05 | AC | 50 ms
49,860 KB |
testcase_06 | AC | 336 ms
61,700 KB |
testcase_07 | AC | 312 ms
61,684 KB |
testcase_08 | AC | 315 ms
61,860 KB |
testcase_09 | AC | 339 ms
63,832 KB |
testcase_10 | AC | 50 ms
49,752 KB |
testcase_11 | AC | 158 ms
61,832 KB |
testcase_12 | AC | 49 ms
49,820 KB |
testcase_13 | AC | 120 ms
61,336 KB |
testcase_14 | AC | 50 ms
50,096 KB |
testcase_15 | AC | 56 ms
49,612 KB |
testcase_16 | AC | 53 ms
50,160 KB |
testcase_17 | AC | 52 ms
50,188 KB |
testcase_18 | AC | 330 ms
61,720 KB |
testcase_19 | AC | 336 ms
61,676 KB |
testcase_20 | AC | 322 ms
61,988 KB |
testcase_21 | AC | 326 ms
61,900 KB |
testcase_22 | AC | 332 ms
61,936 KB |
testcase_23 | AC | 327 ms
61,596 KB |
testcase_24 | AC | 330 ms
61,740 KB |
ソースコード
import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; public class Main { static void sample() { System.out.println(1 + " " + 1 + " " + 5); for (int i = 0; i < 5; i++) { System.out.println(1 + " " + 1 + " " + 15); } } static long MOD = 1_000_000_000 + 7; static void solver() { long gx = nl(); long gy = nl(); int k = ni(); long[] x = new long[k]; long[] y = new long[k]; long[] n = new long[k]; for (int i = 0; i < k; i++) { x[i] = nl(); y[i] = nl(); n[i] = ni(); } memo = new long[1 << 4 * k]; Arrays.fill(memo, -1); long ans = dp(0, 0, x, y, n, gx, gy); if (gx == 0 && gy == 0) ans++; out.println(ans); } static long[] memo; static long dp(long curx, long cury, long[] x, long[] y, long[] n, long gx, long gy) { int idx = 0; for (int i = 0; i < n.length; i++) { idx += n[i] << 4 * i; } if (idx == 0) return 0; if (memo[idx] != -1) { return memo[idx]; } else { long sum = 0; for (int i = 0; i < n.length; i++) { if (n[i] > 0) { long[] d = Arrays.copyOf(n, n.length); d[i]--; long nx = curx + x[i]; long ny = cury + y[i]; if (gx == nx && gy == ny) { sum += 1; } sum += dp(nx, ny, x, y, d, gx, gy); sum %= MOD; } } memo[idx] = sum % MOD; return sum; } } static InputStream is; static PrintWriter out; static String INPUT = ""; public static void main(String[] args) throws Exception { is = INPUT.isEmpty() ? System.in : new ByteArrayInputStream(INPUT.getBytes()); out = new PrintWriter(System.out); solver(); out.flush(); } static long nl() { try { long num = 0; boolean minus = false; while ((num = is.read()) != -1 && !((num >= '0' && num <= '9') || num == '-')) ; if (num == '-') { num = 0; minus = true; } else { num -= '0'; } while (true) { int b = is.read(); if (b >= '0' && b <= '9') { num = num * 10 + (b - '0'); } else { return minus ? -num : num; } } } catch (IOException e) { } return -1; } static char nc() { try { int b = skip(); if (b == -1) return 0; return (char) b; } catch (IOException e) { } return 0; } static double nd() { try { return Double.parseDouble(ns()); } catch (Exception e) { } return 0; } static String ns() { try { int b = skip(); StringBuilder sb = new StringBuilder(); if (b == -1) return ""; sb.append((char) b); while (true) { b = is.read(); if (b == -1) return sb.toString(); if (b <= ' ') return sb.toString(); sb.append((char) b); } } catch (IOException e) { } return ""; } public static char[] ns(int n) { char[] buf = new char[n]; try { int b = skip(), p = 0; if (b == -1) return null; buf[p++] = (char) b; while (p < n) { b = is.read(); if (b == -1 || b <= ' ') break; buf[p++] = (char) b; } return Arrays.copyOf(buf, p); } catch (IOException e) { } return null; } public static byte[] nse(int n) { byte[] buf = new byte[n]; try { int b = skip(); if (b == -1) return null; is.read(buf); return buf; } catch (IOException e) { } return null; } static int skip() throws IOException { int b; while ((b = is.read()) != -1 && !(b >= 33 && b <= 126)) ; return b; } static boolean eof() { try { is.mark(1000); int b = skip(); is.reset(); return b == -1; } catch (IOException e) { return true; } } static int ni() { try { int num = 0; boolean minus = false; while ((num = is.read()) != -1 && !((num >= '0' && num <= '9') || num == '-')) ; if (num == '-') { num = 0; minus = true; } else { num -= '0'; } while (true) { int b = is.read(); if (b >= '0' && b <= '9') { num = num * 10 + (b - '0'); } else { return minus ? -num : num; } } } catch (IOException e) { } return -1; } static void tr(Object... o) { if (INPUT.length() != 0) System.out.println(Arrays.deepToString(o)); } static long pow(long a, long n) { long A = a; long ans = 1; while (n >= 1) { if (n % 2 == 0) { A = A * A; n /= 2; } else if (n % 2 == 1) { ans = ans * A; n--; } } return ans; } }