結果
問題 | No.1664 Unstable f(n) |
ユーザー | Jetman |
提出日時 | 2021-09-03 23:05:32 |
言語 | Java21 (openjdk 21) |
結果 |
WA
|
実行時間 | - |
コード長 | 2,195 bytes |
コンパイル時間 | 2,407 ms |
コンパイル使用メモリ | 80,272 KB |
実行使用メモリ | 51,296 KB |
最終ジャッジ日時 | 2024-05-09 06:36:23 |
合計ジャッジ時間 | 6,767 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
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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
50,384 KB |
testcase_01 | AC | 55 ms
50,424 KB |
testcase_02 | AC | 53 ms
50,380 KB |
testcase_03 | AC | 56 ms
50,500 KB |
testcase_04 | AC | 54 ms
50,352 KB |
testcase_05 | AC | 53 ms
50,500 KB |
testcase_06 | AC | 53 ms
50,096 KB |
testcase_07 | AC | 52 ms
50,468 KB |
testcase_08 | AC | 53 ms
50,424 KB |
testcase_09 | AC | 53 ms
50,412 KB |
testcase_10 | AC | 54 ms
50,496 KB |
testcase_11 | AC | 69 ms
50,808 KB |
testcase_12 | AC | 129 ms
51,160 KB |
testcase_13 | AC | 122 ms
51,132 KB |
testcase_14 | AC | 114 ms
51,152 KB |
testcase_15 | AC | 80 ms
51,188 KB |
testcase_16 | AC | 104 ms
51,112 KB |
testcase_17 | AC | 134 ms
51,228 KB |
testcase_18 | AC | 141 ms
51,236 KB |
testcase_19 | AC | 148 ms
51,240 KB |
testcase_20 | AC | 118 ms
51,244 KB |
testcase_21 | AC | 55 ms
50,256 KB |
testcase_22 | AC | 53 ms
50,008 KB |
testcase_23 | AC | 52 ms
50,396 KB |
testcase_24 | AC | 52 ms
50,336 KB |
testcase_25 | AC | 53 ms
50,256 KB |
testcase_26 | AC | 54 ms
50,352 KB |
testcase_27 | AC | 53 ms
50,412 KB |
testcase_28 | AC | 54 ms
50,504 KB |
testcase_29 | AC | 52 ms
50,340 KB |
testcase_30 | AC | 53 ms
50,416 KB |
testcase_31 | AC | 53 ms
50,364 KB |
testcase_32 | AC | 54 ms
50,520 KB |
testcase_33 | AC | 54 ms
50,172 KB |
testcase_34 | AC | 53 ms
50,348 KB |
testcase_35 | WA | - |
testcase_36 | AC | 54 ms
50,420 KB |
testcase_37 | AC | 78 ms
51,296 KB |
testcase_38 | AC | 55 ms
50,416 KB |
testcase_39 | AC | 56 ms
50,368 KB |
testcase_40 | AC | 66 ms
50,804 KB |
ソースコード
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.StringTokenizer; import java.io.IOException; import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top */ public class Main { public static void main(String[] args) { InputStream inputStream = System.in; OutputStream outputStream = System.out; FastReader in = new FastReader(inputStream); PrintWriter out = new PrintWriter(outputStream); No1664UnstableFn solver = new No1664UnstableFn(); solver.solve(1, in, out); out.close(); } static class No1664UnstableFn { public void solve(int testNumber, FastReader in, PrintWriter out) { long n = in.nextLong(); long ans = n; long tmp = (long) (Math.sqrt(n) + 0.000000000001); ans = Math.min(ans, tmp + 2 + (n - tmp * tmp)); for (long i = 2; i * i * i <= n; i++) { long k = (long) ((Math.log(n) / Math.log(i)) + 0.000000000001); if (Math.pow(i, k) > n) { out.println(i + " " + k); } ans = Math.min(ans, i + k + (n - (long) (Math.pow(i, k) + 0.000000000001))); } out.println(ans); } } static class FastReader { BufferedReader br; StringTokenizer st = new StringTokenizer(""); public FastReader() { br = new BufferedReader(new InputStreamReader(System.in)); } public FastReader(InputStream in) { br = new BufferedReader(new InputStreamReader(in)); } public String next() { while (st == null || (!st.hasMoreElements())) { try { st = new StringTokenizer(br.readLine()); } catch (IOException e) { e.printStackTrace(); } } return st.nextToken(); } public long nextLong() { return Long.parseLong(next()); } } }