結果
問題 | No.293 4>7の世界 |
ユーザー |
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提出日時 | 2016-11-27 12:43:02 |
言語 | Java (openjdk 23) |
結果 |
AC
|
実行時間 | 82 ms / 2,000 ms |
コード長 | 2,452 bytes |
コンパイル時間 | 3,017 ms |
コンパイル使用メモリ | 80,504 KB |
実行使用メモリ | 38,016 KB |
最終ジャッジ日時 | 2024-12-30 12:20:58 |
合計ジャッジ時間 | 5,922 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge5 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 4 |
other | AC * 20 |
ソースコード
import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.io.PrintWriter;import java.util.StringTokenizer;public class Main {static BufferedReader in;static PrintWriter out;static StringTokenizer tok;void solve() throws IOException {String a = ns();String b = ns();if (a.length() < b.length()) {out.println(b);return;}if (b.length() < a.length()) {out.println(a);return;}int[] digitsa = a.chars().map(c -> c - '0').toArray();int[] digitsb = b.chars().map(c -> c - '0').toArray();for (int i = 0; i < a.length(); i++) {if (digitsa[i] != digitsb[i]) {if (digitsa[i] == 4 && digitsb[i] == 7) {out.println(a);return;} else if (digitsa[i] == 7 && digitsb[i] == 4) {out.println(b);return;} else {out.println(digitsa[i] < digitsb[i] ? b : a);return;}}}}String ns() throws IOException {while (!tok.hasMoreTokens()) {tok = new StringTokenizer(in.readLine(), " ");}return tok.nextToken();}int ni() throws IOException {return Integer.parseInt(ns());}long nl() throws IOException {return Long.parseLong(ns());}double nd() throws IOException {return Double.parseDouble(ns());}String[] nsa(int n) throws IOException {String[] res = new String[n];for (int i = 0; i < n; i++) {res[i] = ns();}return res;}int[] nia(int n) throws IOException {int[] res = new int[n];for (int i = 0; i < n; i++) {res[i] = ni();}return res;}long[] nla(int n) throws IOException {long[] res = new long[n];for (int i = 0; i < n; i++) {res[i] = nl();}return res;}public static void main(String[] args) throws IOException {in = new BufferedReader(new InputStreamReader(System.in));out = new PrintWriter(System.out);tok = new StringTokenizer("");Main main = new Main();main.solve();out.close();}}