結果

問題 No.288 貯金箱の仕事
ユーザー ぴろずぴろず
提出日時 2015-10-09 23:25:10
言語 Java21
(openjdk 21)
結果
TLE  
実行時間 -
コード長 4,717 bytes
コンパイル時間 2,424 ms
コンパイル使用メモリ 78,308 KB
実行使用メモリ 59,876 KB
最終ジャッジ日時 2024-07-20 04:39:13
合計ジャッジ時間 11,824 ms
ジャッジサーバーID
（参考情報） 		judge2 / judge1
このコードへのチャレンジ
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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 114 ms
58,696 KB
testcase_01 AC 91 ms
51,748 KB
testcase_02 AC 86 ms
51,916 KB
testcase_03 AC 57 ms
50,288 KB
testcase_04 AC 56 ms
49,988 KB
testcase_05 AC 55 ms
49,868 KB
testcase_06 AC 55 ms
50,104 KB
testcase_07 AC 469 ms
51,732 KB
testcase_08 AC 169 ms
51,808 KB
testcase_09 AC 385 ms
51,804 KB
testcase_10 AC 332 ms
51,768 KB
testcase_11 AC 215 ms
51,528 KB
testcase_12 AC 320 ms
51,796 KB
testcase_13 AC 311 ms
51,512 KB
testcase_14 AC 301 ms
51,664 KB
testcase_15 AC 441 ms
51,836 KB
testcase_16 AC 394 ms
51,772 KB
testcase_17 AC 236 ms
51,876 KB
testcase_18 AC 218 ms
51,828 KB
testcase_19 AC 247 ms
51,720 KB
testcase_20 AC 175 ms
51,624 KB
testcase_21 AC 203 ms
51,648 KB
testcase_22 AC 376 ms
51,900 KB
testcase_23 TLE -
testcase_24 -- -
testcase_25 -- -
testcase_26 -- -
testcase_27 -- -
testcase_28 -- -
testcase_29 -- -
testcase_30 -- -
testcase_31 -- -
testcase_32 -- -
testcase_33 -- -
testcase_34 -- -
testcase_35 -- -
testcase_36 -- -
testcase_37 -- -
testcase_38 -- -
testcase_39 -- -
testcase_40 -- -
testcase_41 -- -
testcase_42 -- -
testcase_43 -- -
testcase_44 -- -
testcase_45 -- -
testcase_46 -- -
testcase_47 -- -
testcase_48 -- -
testcase_49 -- -
testcase_50 -- -
testcase_51 -- -
testcase_52 -- -
testcase_53 -- -
testcase_54 -- -
testcase_55 -- -
権限があれば一括ダウンロードができます

ソースコード

diff # 

package no288;

import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.InputMismatchException;
import java.util.NoSuchElementException;

public class Main {

	public static void main(String[] args) {
		System.out.println(solve());
	}

	public static final int MAX = 125251;
	public static final long INF = (long) 1e18;
	public static long solve() {
		IO io = new IO();
		int n = io.nextInt();
		long m = io.nextLong();
		int[] a = io.nextIntArray(n);
		long hoge = 0;
		for(int i=0;i<n-1;i++) {
			hoge += a[i] * a[n-1];
		}
		long b = 0;
		for(int i=0;i<n;i++) {
			long k = io.nextLong();
			b += k * a[i];
		}
		if (m > b) {
			return -1;
		}
		long x = b - m;
		long ans = 0;
		if (x > hoge) {
			ans = (x - hoge) / a[n-1];
			x -= ans * a[n-1];
		}
		long[] dp = new long[MAX+1];
		Arrays.fill(dp, INF);
		dp[0] = 0;
		long step = 1;
		while(x > 0) {
			for(int i=0;i<n;i++) {
				for(int j=MAX;j>=a[i];j--) {
					dp[j] = Math.min(dp[j], dp[j-a[i]] + step);
				}
			}
			for(int i=0;i<=MAX;i++) {
				int j = (int) (i * 2 + (x & 1));
				dp[i] = j <= MAX ? dp[j] : INF;
			}
			x >>>= 1;
			step <<= 1;
		}
		return dp[0] == INF ? -1 : (dp[0] + ans);
	}

}
class IO extends PrintWriter {
	private final InputStream in;
	private final byte[] buffer = new byte[1024];
	private int ptr = 0;
	private int buflen = 0;

	public IO() { this(System.in);}
	public IO(InputStream source) { super(System.out); this.in = source;}
	private boolean hasNextByte() {
		if (ptr < buflen) {
			return true;
		}else{
			ptr = 0;
			try {
				buflen = in.read(buffer);
			} catch (IOException e) {
				e.printStackTrace();
			}
			if (buflen <= 0) {
				return false;
			}
		}
		return true;
	}
	private int readByte() { if (hasNextByte()) return buffer[ptr++]; else return -1;}
	private static boolean isPrintableChar(int c) { return 33 <= c && c <= 126;}
	private static boolean isNewLine(int c) { return c == '\n' || c == '\r';}
	public boolean hasNext() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++; return hasNextByte();}
	public boolean hasNextLine() { while(hasNextByte() && isNewLine(buffer[ptr])) ptr++; return hasNextByte();}
	public String next() {
		if (!hasNext()) {
			throw new NoSuchElementException();
		}
		StringBuilder sb = new StringBuilder();
		int b = readByte();
		while(isPrintableChar(b)) {
			sb.appendCodePoint(b);
			b = readByte();
		}
		return sb.toString();
	}
	public char[] nextCharArray(int len) {
		if (!hasNext()) {
			throw new NoSuchElementException();
		}
		char[] s = new char[len];
		int i = 0;
		int b = readByte();
		while(isPrintableChar(b)) {
			if (i == len) {
				throw new InputMismatchException();
			}
			s[i++] = (char) b;
			b = readByte();
		}
		return s;
	}
	public String nextLine() {
		if (!hasNextLine()) {
			throw new NoSuchElementException();
		}
		StringBuilder sb = new StringBuilder();
		int b = readByte();
		while(!isNewLine(b)) {
			sb.appendCodePoint(b);
			b = readByte();
		}
		return sb.toString();
	}
	public long nextLong() {
		if (!hasNext()) {
			throw new NoSuchElementException();
		}
		long n = 0;
		boolean minus = false;
		int b = readByte();
		if (b == '-') {
			minus = true;
			b = readByte();
		}
		if (b < '0' || '9' < b) {
			throw new NumberFormatException();
		}
		while(true){
			if ('0' <= b && b <= '9') {
				n *= 10;
				n += b - '0';
			}else if(b == -1 || !isPrintableChar(b)){
				return minus ? -n : n;
			}else{
				throw new NumberFormatException();
			}
			b = readByte();
		}
	}
	public int nextInt() {
		long nl = nextLong();
		if (nl < Integer.MIN_VALUE || nl > Integer.MAX_VALUE) {
			throw new NumberFormatException();
		}
		return (int) nl;
	}
	public char nextChar() {
		if (!hasNext()) {
			throw new NoSuchElementException();
		}
		return (char) readByte();
	}
	public double nextDouble() { return Double.parseDouble(next());}
	public int[] nextIntArray(int n) { int[] a = new int[n]; for(int i=0;i<n;i++) a[i] = nextInt(); return a;}
	public long[] nextLongArray(int n) { long[] a = new long[n]; for(int i=0;i<n;i++) a[i] = nextLong(); return a;}
	public double[] nextDoubleArray(int n) { double[] a = new double[n]; for(int i=0;i<n;i++) a[i] = nextDouble(); return a;}
	public void nextIntArrays(int[]... a) { for(int i=0;i<a[0].length;i++) for(int j=0;j<a.length;j++) a[j][i] = nextInt();}
	public int[][] nextIntMatrix(int n,int m) { int[][] a = new int[n][]; for(int i=0;i<n;i++) a[i] = nextIntArray(m); return a;}
	public char[][] nextCharMap(int n,int m) { char[][] a = new char[n][]; for(int i=0;i<n;i++) a[i] = nextCharArray(m); return a;}
	public void close() { super.close(); try {in.close();} catch (IOException e) {}}
}
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