結果
問題 | No.733 分身並列コーディング |
ユーザー | uwi |
提出日時 | 2018-09-08 16:02:53 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 111 ms / 1,500 ms |
コード長 | 3,827 bytes |
コンパイル時間 | 4,886 ms |
コンパイル使用メモリ | 81,432 KB |
実行使用メモリ | 39,240 KB |
最終ジャッジ日時 | 2024-05-09 16:59:07 |
合計ジャッジ時間 | 8,749 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge5 |
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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 | 42 ms
36,844 KB |
testcase_01 | AC | 43 ms
36,752 KB |
testcase_02 | AC | 42 ms
36,500 KB |
testcase_03 | AC | 95 ms
38,792 KB |
testcase_04 | AC | 97 ms
39,240 KB |
testcase_05 | AC | 91 ms
38,932 KB |
testcase_06 | AC | 43 ms
36,824 KB |
testcase_07 | AC | 88 ms
39,048 KB |
testcase_08 | AC | 89 ms
39,028 KB |
testcase_09 | AC | 77 ms
38,284 KB |
testcase_10 | AC | 55 ms
37,256 KB |
testcase_11 | AC | 54 ms
37,136 KB |
testcase_12 | AC | 41 ms
36,860 KB |
testcase_13 | AC | 41 ms
36,516 KB |
testcase_14 | AC | 70 ms
38,436 KB |
testcase_15 | AC | 47 ms
36,952 KB |
testcase_16 | AC | 41 ms
36,824 KB |
testcase_17 | AC | 41 ms
36,876 KB |
testcase_18 | AC | 52 ms
37,080 KB |
testcase_19 | AC | 75 ms
38,400 KB |
testcase_20 | AC | 79 ms
38,476 KB |
testcase_21 | AC | 67 ms
38,300 KB |
testcase_22 | AC | 93 ms
38,884 KB |
testcase_23 | AC | 68 ms
38,452 KB |
testcase_24 | AC | 68 ms
38,028 KB |
testcase_25 | AC | 42 ms
36,880 KB |
testcase_26 | AC | 40 ms
36,856 KB |
testcase_27 | AC | 45 ms
37,052 KB |
testcase_28 | AC | 88 ms
39,216 KB |
testcase_29 | AC | 90 ms
38,760 KB |
testcase_30 | AC | 90 ms
38,920 KB |
testcase_31 | AC | 90 ms
38,988 KB |
testcase_32 | AC | 62 ms
38,120 KB |
testcase_33 | AC | 62 ms
37,760 KB |
testcase_34 | AC | 62 ms
37,852 KB |
testcase_35 | AC | 63 ms
38,048 KB |
testcase_36 | AC | 63 ms
37,920 KB |
testcase_37 | AC | 62 ms
37,996 KB |
testcase_38 | AC | 89 ms
39,032 KB |
testcase_39 | AC | 88 ms
38,976 KB |
testcase_40 | AC | 89 ms
39,024 KB |
testcase_41 | AC | 63 ms
38,120 KB |
testcase_42 | AC | 62 ms
37,864 KB |
testcase_43 | AC | 61 ms
38,088 KB |
testcase_44 | AC | 90 ms
38,984 KB |
testcase_45 | AC | 89 ms
39,064 KB |
testcase_46 | AC | 110 ms
38,904 KB |
testcase_47 | AC | 111 ms
38,916 KB |
testcase_48 | AC | 110 ms
38,788 KB |
ソースコード
package contest180907; 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 E3 { InputStream is; PrintWriter out; String INPUT = ""; void solve() { int T = ni(); int n = ni(); int[] a = na(n); out.println(binpack(a, T)); } // dp[i] = j // i: 使い終わったitemのpattern // j: 容積合計の最小値。ただし埋め終わったbinの容積はTになる // itemを追加して、binから溢れた場合、次のbinを用意する int binpack(int[] a, int T) { int n = a.length; for(int i = 0;i < n;i++)assert a[i] <= T; long[] dp = new long[1<<n]; Arrays.fill(dp, Long.MAX_VALUE); dp[0] = 0; for(int i = 0;i < 1<<n;i++){ for(int mask = (1<<n)-1^i;mask > 0;mask &= mask-1){ int j = Integer.numberOfTrailingZeros(mask); long ne = dp[i] + a[j]; if((dp[i]+T-1) / T < (ne+T-1) / T)ne = (dp[i]+T-1)/T*T + a[j]; dp[i|1<<j] = Math.min(dp[i|1<<j], ne); } } return (int)((dp[(1<<n)-1] + T-1) / T); } 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 E3().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)); } }