結果
問題 | No.527 ナップサック容量問題 |
ユーザー | tookunn_1213 |
提出日時 | 2017-06-10 00:04:39 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 114 ms / 2,000 ms |
コード長 | 2,417 bytes |
コンパイル時間 | 2,141 ms |
コンパイル使用メモリ | 78,368 KB |
実行使用メモリ | 51,532 KB |
最終ジャッジ日時 | 2024-09-22 20:30:06 |
合計ジャッジ時間 | 6,444 ms |
ジャッジサーバーID (参考情報) |
judge5 / 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 | 53 ms
50,144 KB |
testcase_01 | AC | 52 ms
50,192 KB |
testcase_02 | AC | 54 ms
50,204 KB |
testcase_03 | AC | 54 ms
49,812 KB |
testcase_04 | AC | 53 ms
49,860 KB |
testcase_05 | AC | 78 ms
51,300 KB |
testcase_06 | AC | 104 ms
51,284 KB |
testcase_07 | AC | 95 ms
51,116 KB |
testcase_08 | AC | 77 ms
51,228 KB |
testcase_09 | AC | 53 ms
50,184 KB |
testcase_10 | AC | 102 ms
51,476 KB |
testcase_11 | AC | 89 ms
51,164 KB |
testcase_12 | AC | 81 ms
51,204 KB |
testcase_13 | AC | 106 ms
51,160 KB |
testcase_14 | AC | 77 ms
51,056 KB |
testcase_15 | AC | 84 ms
51,292 KB |
testcase_16 | AC | 52 ms
49,888 KB |
testcase_17 | AC | 82 ms
51,224 KB |
testcase_18 | AC | 81 ms
51,260 KB |
testcase_19 | AC | 54 ms
50,188 KB |
testcase_20 | AC | 76 ms
51,288 KB |
testcase_21 | AC | 114 ms
51,424 KB |
testcase_22 | AC | 90 ms
51,380 KB |
testcase_23 | AC | 112 ms
51,348 KB |
testcase_24 | AC | 67 ms
50,744 KB |
testcase_25 | AC | 91 ms
51,380 KB |
testcase_26 | AC | 86 ms
51,308 KB |
testcase_27 | AC | 88 ms
51,532 KB |
testcase_28 | AC | 86 ms
51,164 KB |
testcase_29 | AC | 114 ms
51,124 KB |
testcase_30 | AC | 58 ms
50,032 KB |
testcase_31 | AC | 83 ms
51,292 KB |
testcase_32 | AC | 86 ms
51,300 KB |
testcase_33 | AC | 82 ms
51,392 KB |
testcase_34 | AC | 86 ms
51,404 KB |
testcase_35 | AC | 85 ms
51,276 KB |
testcase_36 | AC | 52 ms
50,256 KB |
testcase_37 | AC | 81 ms
51,372 KB |
testcase_38 | AC | 84 ms
51,388 KB |
testcase_39 | AC | 83 ms
51,064 KB |
ソースコード
import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.NoSuchElementException; public class Main{ int N,V; int[] v,w; public void solve() { N = nextInt(); v = new int[N]; w = new int[N]; int vSum = 0; for(int i = 0;i < N;i++){ v[i] = nextInt(); w[i] = nextInt(); vSum += v[i]; } V = nextInt(); int[] dp = new int[N * 1000 + 1]; for(int i = 0;i < N;i++){ for(int j = N * 1000;j >= 0;j--){ if(j + w[i] <= N * 1000)dp[j+w[i]] = Math.max(dp[j+w[i]],dp[j]+v[i]); } } int lower = lowerBound(dp,V); int upper = upperBound(dp,V); out.println(lower); out.println(vSum <= V ? "inf" : upper); } public int upperBound(int[] a,int b){ int low = 1; int high = a.length; while(high - low > 1){ int mid = high+low >> 1; if(a[mid] > b){ high = mid; }else{ low = mid; } } return low; } public int lowerBound(int[] a,int b){ int low = 0; int high = a.length; while(high - low > 1){ int mid = high+low >> 1; if(a[mid] >= b){ high = mid; }else{ low = mid; } } return high; } public static void main(String[] args) { out.flush(); new Main().solve(); out.close(); } /* Input */ private static final InputStream in = System.in; private static final PrintWriter out = new PrintWriter(System.out); private final byte[] buffer = new byte[2048]; private int p = 0; private int buflen = 0; private boolean hasNextByte() { if (p < buflen) return true; p = 0; try { buflen = in.read(buffer); } catch (IOException e) { e.printStackTrace(); } if (buflen <= 0) return false; return true; } public boolean hasNext() { while (hasNextByte() && !isPrint(buffer[p])) { p++; } return hasNextByte(); } private boolean isPrint(int ch) { if (ch >= '!' && ch <= '~') return true; return false; } private int nextByte() { if (!hasNextByte()) return -1; return buffer[p++]; } public String next() { if (!hasNext()) throw new NoSuchElementException(); StringBuilder sb = new StringBuilder(); int b = -1; while (isPrint((b = nextByte()))) { sb.appendCodePoint(b); } return sb.toString(); } public int nextInt() { return Integer.parseInt(next()); } public long nextLong() { return Long.parseLong(next()); } public double nextDouble() { return Double.parseDouble(next()); } }