結果
問題 | No.527 ナップサック容量問題 |
ユーザー | chocorusk |
提出日時 | 2020-10-04 14:52:26 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 187 ms / 2,000 ms |
コード長 | 2,707 bytes |
コンパイル時間 | 3,206 ms |
コンパイル使用メモリ | 79,020 KB |
実行使用メモリ | 42,340 KB |
最終ジャッジ日時 | 2024-07-19 15:42:20 |
合計ジャッジ時間 | 11,401 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge4 |
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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 | 157 ms
41,848 KB |
testcase_01 | AC | 155 ms
41,756 KB |
testcase_02 | AC | 154 ms
41,784 KB |
testcase_03 | AC | 154 ms
41,808 KB |
testcase_04 | AC | 143 ms
41,664 KB |
testcase_05 | AC | 170 ms
41,644 KB |
testcase_06 | AC | 179 ms
42,172 KB |
testcase_07 | AC | 179 ms
41,844 KB |
testcase_08 | AC | 169 ms
41,940 KB |
testcase_09 | AC | 127 ms
40,636 KB |
testcase_10 | AC | 179 ms
41,924 KB |
testcase_11 | AC | 176 ms
41,996 KB |
testcase_12 | AC | 170 ms
41,700 KB |
testcase_13 | AC | 180 ms
42,004 KB |
testcase_14 | AC | 166 ms
42,116 KB |
testcase_15 | AC | 170 ms
42,244 KB |
testcase_16 | AC | 151 ms
41,776 KB |
testcase_17 | AC | 165 ms
41,676 KB |
testcase_18 | AC | 168 ms
42,040 KB |
testcase_19 | AC | 151 ms
41,844 KB |
testcase_20 | AC | 167 ms
42,032 KB |
testcase_21 | AC | 187 ms
42,188 KB |
testcase_22 | AC | 175 ms
41,912 KB |
testcase_23 | AC | 183 ms
42,120 KB |
testcase_24 | AC | 162 ms
41,812 KB |
testcase_25 | AC | 178 ms
42,204 KB |
testcase_26 | AC | 173 ms
41,828 KB |
testcase_27 | AC | 169 ms
42,236 KB |
testcase_28 | AC | 173 ms
42,340 KB |
testcase_29 | AC | 181 ms
42,072 KB |
testcase_30 | AC | 156 ms
41,704 KB |
testcase_31 | AC | 170 ms
41,636 KB |
testcase_32 | AC | 173 ms
41,916 KB |
testcase_33 | AC | 170 ms
41,992 KB |
testcase_34 | AC | 172 ms
42,204 KB |
testcase_35 | AC | 171 ms
41,520 KB |
testcase_36 | AC | 153 ms
41,808 KB |
testcase_37 | AC | 167 ms
42,024 KB |
testcase_38 | AC | 172 ms
41,680 KB |
testcase_39 | AC | 169 ms
41,940 KB |
ソースコード
import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.NoSuchElementException; import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); //FastScanner scanner=new FastScanner(); PrintWriter out = new PrintWriter(System.out); int n=scanner.nextInt(); int[] v=new int[n]; int[] w=new int[n]; for(int i=0; i<n; i++) { v[i]=scanner.nextInt(); w[i]=scanner.nextInt(); } int V=scanner.nextInt(); int[] dp=new int[100001]; final int INF=1000000000; Arrays.fill(dp, INF); dp[0]=0; for(int i=0; i<n; i++) { for(int j=100000-v[i]; j>=0; j--) { dp[j+v[i]]=Math.min(dp[j+v[i]], dp[j]+w[i]); } } out.println(Math.max(1, dp[V])); int mx=INF; for(int i=V+1; i<=100000; i++) { mx=Math.min(mx, dp[i]); } if(mx==INF) out.println("inf"); else out.println(mx-1); out.close(); scanner.close(); } } class FastScanner { private final InputStream in = System.in; private final byte[] buffer = new byte[1024]; private int ptr = 0; private int buflen = 0; 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; } public boolean hasNext() { while (hasNextByte() && !isPrintableChar(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 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 double nextDouble() { return Double.parseDouble(next()); } }