結果

問題 No.747 循環小数N桁目 Hard
ユーザー hiromi_ayasehiromi_ayase
提出日時 2018-10-20 14:22:58
言語 Java
(openjdk 23)
結果
AC  
実行時間 467 ms / 2,000 ms
コード長 2,898 bytes
コンパイル時間 2,708 ms
コンパイル使用メモリ 90,884 KB
実行使用メモリ 43,008 KB
最終ジャッジ日時 2024-11-19 02:34:02
合計ジャッジ時間 28,043 ms
ジャッジサーバーID
(参考情報)
judge5 / judge4
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 4
other AC * 120
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

import java.math.BigInteger;
public class Main {
private static void solve() {
BigInteger n = new BigInteger(next());
BigInteger k = new BigInteger(next());
int n2 = n.mod(BigInteger.valueOf(2)).intValue();
int n3 = n.mod(BigInteger.valueOf(3)).intValue();
int k3 = k.mod(BigInteger.valueOf(2)).intValue();
int nx = n2;
int kx = n3 == 0 ? 0 : (k3 == 0 ? 1 : n3);
//{0,4,2},{3,1,5}
int d = new int[][]{{0,4,2},{3,1,5}}[nx][kx];
String s = "285714";
System.out.println(s.charAt((d + 5) % 6));
}
public static void main(String[] args) {
new Thread(null, new Runnable() {
@Override
public void run() {
long start = System.currentTimeMillis();
String debug = args.length > 0 ? args[0] : null;
if (debug != null) {
try {
is = java.nio.file.Files.newInputStream(java.nio.file.Paths.get(debug));
} catch (Exception e) {
throw new RuntimeException(e);
}
}
reader = new java.io.BufferedReader(new java.io.InputStreamReader(is), 32768);
solve();
out.flush();
tr((System.currentTimeMillis() - start) + "ms");
}
}, "", 64000000).start();
}
private static java.io.InputStream is = System.in;
private static java.io.PrintWriter out = new java.io.PrintWriter(System.out);
private static java.util.StringTokenizer tokenizer = null;
private static java.io.BufferedReader reader;
public static String next() {
while (tokenizer == null || !tokenizer.hasMoreTokens()) {
try {
tokenizer = new java.util.StringTokenizer(reader.readLine());
} catch (Exception e) {
throw new RuntimeException(e);
}
}
return tokenizer.nextToken();
}
private static double nd() {
return Double.parseDouble(next());
}
private static long nl() {
return Long.parseLong(next());
}
private static int[] na(int n) {
int[] a = new int[n];
for (int i = 0; i < n; i++)
a[i] = ni();
return a;
}
private static char[] ns() {
return next().toCharArray();
}
private static long[] nal(int n) {
long[] a = new long[n];
for (int i = 0; i < n; i++)
a[i] = nl();
return a;
}
private static int[][] ntable(int n, int m) {
int[][] table = new int[n][m];
for (int i = 0; i < n; i++) {
for (int j = 0; j < m; j++) {
table[i][j] = ni();
}
}
return table;
}
private static int[][] nlist(int n, int m) {
int[][] table = new int[m][n];
for (int i = 0; i < n; i++) {
for (int j = 0; j < m; j++) {
table[j][i] = ni();
}
}
return table;
}
private static int ni() {
return Integer.parseInt(next());
}
private static void tr(Object... o) {
if (is != System.in)
System.out.println(java.util.Arrays.deepToString(o));
}
}
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