結果
問題 | No.1113 二つの整数 / Two Integers |
ユーザー | shojin_pro |
提出日時 | 2020-07-17 21:54:02 |
言語 | Java (openjdk 23) |
結果 |
TLE
|
実行時間 | - |
コード長 | 3,073 bytes |
コンパイル時間 | 2,116 ms |
コンパイル使用メモリ | 79,032 KB |
実行使用メモリ | 76,144 KB |
最終ジャッジ日時 | 2024-11-29 23:31:21 |
合計ジャッジ時間 | 6,914 ms |
ジャッジサーバーID (参考情報) |
judge5 / 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 | 48 ms
42,228 KB |
testcase_01 | AC | 48 ms
36,780 KB |
testcase_02 | AC | 142 ms
37,672 KB |
testcase_03 | AC | 126 ms
37,560 KB |
testcase_04 | AC | 128 ms
37,880 KB |
testcase_05 | AC | 971 ms
37,732 KB |
testcase_06 | AC | 50 ms
37,040 KB |
testcase_07 | AC | 48 ms
36,840 KB |
testcase_08 | AC | 50 ms
36,812 KB |
testcase_09 | TLE | - |
testcase_10 | AC | 49 ms
36,992 KB |
testcase_11 | AC | 50 ms
36,868 KB |
testcase_12 | AC | 135 ms
37,852 KB |
testcase_13 | AC | 49 ms
36,656 KB |
testcase_14 | AC | 53 ms
36,980 KB |
testcase_15 | AC | 73 ms
37,876 KB |
testcase_16 | AC | 50 ms
76,144 KB |
ソースコード
import java.util.*; import java.io.*; public class Main { public static void main(String[] args) throws Exception { FastScanner sc = new FastScanner(System.in); long a = sc.nextLong(); long b = sc.nextLong(); long c = gcd(a,b); HashMap<Long,Integer> map = getPrimeFactorizationMap(c); long now = 1; for(Map.Entry<Long,Integer> e : map.entrySet()){ now *= (e.getValue()+1); } System.out.println(now % 2 == 0 ? "Even" : "Odd"); } private static long gcd(long a, long b){ while (b > 0) { long temp = b; b = a % b; // % is remainder a = temp; } return a; } static HashMap<Long,Integer> getPrimeFactorizationMap(long x) { HashMap<Long,Integer> result = new HashMap<Long,Integer>(); int cnt = 0; while (x >= 2L && x % 2L == 0) { cnt++; x /= 2; } if(cnt > 0){ result.put(2L,cnt); cnt = 0; } long d = 3; long q = x / d; while (q >= d) { cnt = 0; while (x % d == 0) { cnt++; x /= d; } if(cnt > 0){ result.put(d,cnt); } d += 2; q = x / d; } if(x != 1) result.put(x,1); return result; } } class FastScanner { private BufferedReader reader = null; private StringTokenizer tokenizer = null; public FastScanner(InputStream in) { reader = new BufferedReader(new InputStreamReader(in)); tokenizer = null; } public String next() { if (tokenizer == null || !tokenizer.hasMoreTokens()) { try { tokenizer = new StringTokenizer(reader.readLine()); } catch (IOException e) { throw new RuntimeException(e); } } return tokenizer.nextToken(); } public String nextLine() { if (tokenizer == null || !tokenizer.hasMoreTokens()) { try { return reader.readLine(); } catch (IOException e) { throw new RuntimeException(e); } } return tokenizer.nextToken("\n"); } public long nextLong() { return Long.parseLong(next()); } public int nextInt() { return Integer.parseInt(next()); } public double nextDouble() { return Double.parseDouble(next()); } public String[] nextArray(int n) { String[] a = new String[n]; for (int i = 0; i < n; i++) a[i] = next(); return a; } public int[] nextIntArray(int n) { int[] a = new int[n]; for (int i = 0; i < n; i++) a[i] = nextInt(); return a; } public long[] nextLongArray(int n) { long[] a = new long[n]; for (int i = 0; i < n; i++) a[i] = nextLong(); return a; } }