結果
問題 | No.1006 Share an Integer |
ユーザー | uwi |
提出日時 | 2020-03-06 22:18:32 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 212 ms / 2,000 ms |
コード長 | 3,566 bytes |
コンパイル時間 | 4,251 ms |
コンパイル使用メモリ | 87,356 KB |
実行使用メモリ | 70,448 KB |
最終ジャッジ日時 | 2024-10-14 07:48:43 |
合計ジャッジ時間 | 7,909 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
(要ログイン)
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 | 90 ms
51,380 KB |
testcase_01 | AC | 82 ms
51,032 KB |
testcase_02 | AC | 91 ms
52,496 KB |
testcase_03 | AC | 89 ms
51,144 KB |
testcase_04 | AC | 81 ms
51,208 KB |
testcase_05 | AC | 87 ms
51,416 KB |
testcase_06 | AC | 87 ms
51,284 KB |
testcase_07 | AC | 93 ms
51,292 KB |
testcase_08 | AC | 86 ms
51,072 KB |
testcase_09 | AC | 91 ms
52,936 KB |
testcase_10 | AC | 86 ms
51,292 KB |
testcase_11 | AC | 167 ms
64,132 KB |
testcase_12 | AC | 202 ms
70,448 KB |
testcase_13 | AC | 208 ms
70,388 KB |
testcase_14 | AC | 204 ms
70,384 KB |
testcase_15 | AC | 192 ms
68,336 KB |
testcase_16 | AC | 151 ms
57,748 KB |
testcase_17 | AC | 169 ms
64,212 KB |
testcase_18 | AC | 189 ms
68,380 KB |
testcase_19 | AC | 191 ms
68,136 KB |
testcase_20 | AC | 195 ms
68,272 KB |
testcase_21 | AC | 212 ms
70,308 KB |
ソースコード
package contest200306; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.InputMismatchException; public class D3 { InputStream is; PrintWriter out; String INPUT = ""; void solve() { int X = ni(); int[] nd = new int[X+1]; for(int i = 1;i <= X;i++) { for(int j = i;j <= X;j+=i) { nd[j]++; } } for(int i = 1;i <= X;i++)nd[i] = i-nd[i]; int[] ans = new int[X+1]; int p = 0; int min = 999999999; for(int i = 1;i <= X-1;i++) { int j = X-i; int vi = nd[i]; int vj = nd[j]; if(Math.abs(vi-vj) < min) { min = Math.abs(vi-vj); p = 0; ans[p++] = i; }else if(Math.abs(vi-vj) == min) { ans[p++] = i; } } for(int i = 0;i < p;i++) { out.println(ans[i] + " " + (X-ans[i])); } } 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"); // Thread t = new Thread(null, null, "~", Runtime.getRuntime().maxMemory()){ // @Override // public void run() { // long s = System.currentTimeMillis(); // solve(); // out.flush(); // if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms"); // } // }; // t.start(); // t.join(); } public static void main(String[] args) throws Exception { new D3().run(); } private byte[] inbuf = new byte[1024]; public 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 int[] na(int n) { int[] a = new int[n]; for(int i = 0;i < n;i++)a[i] = ni(); return a; } private long[] nal(int n) { long[] a = new long[n]; for(int i = 0;i < n;i++)a[i] = nl(); return a; } 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[][] nmi(int n, int m) { int[][] map = new int[n][]; for(int i = 0;i < n;i++)map[i] = na(m); return map; } private int ni() { return (int)nl(); } 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)); } }