結果
問題 | No.842 初詣 |
ユーザー | uwi |
提出日時 | 2019-06-28 21:22:37 |
言語 | Java19 (openjdk 21) |
結果 |
AC
|
実行時間 | 44 ms / 2,000 ms |
コード長 | 3,396 bytes |
コンパイル時間 | 4,167 ms |
コンパイル使用メモリ | 83,436 KB |
実行使用メモリ | 49,732 KB |
最終ジャッジ日時 | 2023-09-14 21:31:24 |
合計ジャッジ時間 | 6,803 ms |
ジャッジサーバーID (参考情報) |
judge15 / judge11 |
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 | 43 ms
49,616 KB |
testcase_01 | AC | 43 ms
49,732 KB |
testcase_02 | AC | 43 ms
49,200 KB |
testcase_03 | AC | 44 ms
49,412 KB |
testcase_04 | AC | 44 ms
49,360 KB |
testcase_05 | AC | 44 ms
49,384 KB |
testcase_06 | AC | 43 ms
49,580 KB |
testcase_07 | AC | 44 ms
49,320 KB |
testcase_08 | AC | 44 ms
49,476 KB |
testcase_09 | AC | 44 ms
49,468 KB |
testcase_10 | AC | 44 ms
49,344 KB |
testcase_11 | AC | 43 ms
49,316 KB |
testcase_12 | AC | 43 ms
49,624 KB |
testcase_13 | AC | 43 ms
49,236 KB |
testcase_14 | AC | 44 ms
49,412 KB |
testcase_15 | AC | 43 ms
49,696 KB |
testcase_16 | AC | 44 ms
49,272 KB |
testcase_17 | AC | 43 ms
47,216 KB |
testcase_18 | AC | 44 ms
49,372 KB |
testcase_19 | AC | 44 ms
49,356 KB |
testcase_20 | AC | 42 ms
49,212 KB |
ソースコード
package contest190628; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.InputMismatchException; public class B { InputStream is; PrintWriter out; String INPUT = ""; void solve() { int[] a = na(7); boolean[] dp = new boolean[5001]; dp[0] = true; int[] D = {500, 100, 50, 10, 5, 1}; for(int i = 0;i < 6;i++){ boolean[] ndp = new boolean[5001]; for(int k = 0;k <= 5000;k++){ if(dp[k]){ for(int j = 0;j <= a[i] && j*D[i]+k <= 5000;j++){ ndp[k+j*D[i]] = true; } } } dp = ndp; } out.println(dp[a[6]] ? "YES" : "NO"); } 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"); // Thread t = new Thread(null, null, "~", Runtime.getRuntime().maxMemory()){ // @Override // public void run() { // long s = System.currentTimeMillis(); // solve(); // out.flush(); // if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms"); // } // }; // t.start(); // t.join(); } public static void main(String[] args) throws Exception { new B().run(); } private byte[] inbuf = new byte[1024]; public 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))){ // when nextLine, (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 int[] na(int n) { int[] a = new int[n]; for(int i = 0;i < n;i++)a[i] = ni(); return a; } private long[] nal(int n) { long[] a = new long[n]; for(int i = 0;i < n;i++)a[i] = nl(); return a; } 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[][] nmi(int n, int m) { int[][] map = new int[n][]; for(int i = 0;i < n;i++)map[i] = na(m); return map; } private int ni() { return (int)nl(); } 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)); } }