結果
問題 | No.288 貯金箱の仕事 |
ユーザー | uwi |
提出日時 | 2015-10-11 21:03:41 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 336 ms / 2,000 ms |
コード長 | 3,590 bytes |
コンパイル時間 | 3,358 ms |
コンパイル使用メモリ | 80,680 KB |
実行使用メモリ | 39,648 KB |
最終ジャッジ日時 | 2024-07-21 06:53:46 |
合計ジャッジ時間 | 11,951 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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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 | 43 ms
36,824 KB |
testcase_01 | AC | 46 ms
37,132 KB |
testcase_02 | AC | 46 ms
36,904 KB |
testcase_03 | AC | 44 ms
36,692 KB |
testcase_04 | AC | 45 ms
36,992 KB |
testcase_05 | AC | 44 ms
36,548 KB |
testcase_06 | AC | 45 ms
36,680 KB |
testcase_07 | AC | 48 ms
36,988 KB |
testcase_08 | AC | 45 ms
37,004 KB |
testcase_09 | AC | 48 ms
36,780 KB |
testcase_10 | AC | 47 ms
37,068 KB |
testcase_11 | AC | 49 ms
36,972 KB |
testcase_12 | AC | 50 ms
37,004 KB |
testcase_13 | AC | 50 ms
36,992 KB |
testcase_14 | AC | 47 ms
37,100 KB |
testcase_15 | AC | 48 ms
36,908 KB |
testcase_16 | AC | 47 ms
36,532 KB |
testcase_17 | AC | 46 ms
37,120 KB |
testcase_18 | AC | 46 ms
36,716 KB |
testcase_19 | AC | 48 ms
36,908 KB |
testcase_20 | AC | 47 ms
36,768 KB |
testcase_21 | AC | 46 ms
36,856 KB |
testcase_22 | AC | 48 ms
37,068 KB |
testcase_23 | AC | 336 ms
39,412 KB |
testcase_24 | AC | 218 ms
39,176 KB |
testcase_25 | AC | 66 ms
38,248 KB |
testcase_26 | AC | 70 ms
38,608 KB |
testcase_27 | AC | 56 ms
38,284 KB |
testcase_28 | AC | 69 ms
38,412 KB |
testcase_29 | AC | 58 ms
38,316 KB |
testcase_30 | AC | 156 ms
39,368 KB |
testcase_31 | AC | 142 ms
39,404 KB |
testcase_32 | AC | 235 ms
39,320 KB |
testcase_33 | AC | 205 ms
39,500 KB |
testcase_34 | AC | 267 ms
39,276 KB |
testcase_35 | AC | 271 ms
39,632 KB |
testcase_36 | AC | 332 ms
39,648 KB |
testcase_37 | AC | 167 ms
39,356 KB |
testcase_38 | AC | 249 ms
39,312 KB |
testcase_39 | AC | 183 ms
39,080 KB |
testcase_40 | AC | 173 ms
39,504 KB |
testcase_41 | AC | 325 ms
39,280 KB |
testcase_42 | AC | 326 ms
39,276 KB |
testcase_43 | AC | 96 ms
38,268 KB |
testcase_44 | AC | 119 ms
38,360 KB |
testcase_45 | AC | 226 ms
39,016 KB |
testcase_46 | AC | 289 ms
39,408 KB |
testcase_47 | AC | 209 ms
38,856 KB |
testcase_48 | AC | 258 ms
39,020 KB |
testcase_49 | AC | 142 ms
38,888 KB |
testcase_50 | AC | 173 ms
38,944 KB |
testcase_51 | AC | 129 ms
38,744 KB |
testcase_52 | AC | 247 ms
39,256 KB |
testcase_53 | AC | 233 ms
39,400 KB |
testcase_54 | AC | 157 ms
38,956 KB |
testcase_55 | AC | 46 ms
37,044 KB |
ソースコード
package contest; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.InputMismatchException; import java.util.Random; public class Q333_2 { InputStream is; PrintWriter out; String INPUT = ""; void solve() { int n = ni(); long m = nl(); int[] a = na(n); long[] K = new long[n]; for(int i= 0;i < n;i++)K[i] = nl(); long all = 0; for(int i = 0;i < n;i++)all += K[i] * a[i]; if(all < m){ out.println(-1); return; } out.println(minRepresentation(all-m, a)); } long minRepresentation(long x, int[] a) { Arrays.sort(a); int n = a.length; int m = a[n-1]; int lim = (int)Math.min(x, m*m); int[] dp = new int[lim+1]; int I = 999999999; Arrays.fill(dp, I); dp[0] = 0; for(int v : a){ for(int i = 0;i < v;i++){ for(int j = i+v;j <= lim;j+=v){ if(dp[j] > dp[j-v] + 1){ dp[j] = dp[j-v] + 1; } } } } if(x <= m*m){ return dp[(int)x] >= I ? -1 : dp[(int)x]; }else{ return dp[(int)(x%m+m*(m-1))] + (x/m-(m-1)); } } 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"); } public static void main(String[] args) throws Exception { new Q333_2().run(); } private byte[] inbuf = new byte[1024]; private 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 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[] na(int n) { int[] a = new int[n]; for(int i = 0;i < n;i++)a[i] = ni(); return a; } private int ni() { int num = 0, 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 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)); } }