36 lines
700 B
Java
36 lines
700 B
Java
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package LanQiaoOJ;
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import java.util.ArrayList;
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import java.util.Scanner;
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public class <EFBFBD>ַ<EFBFBD>ͳ<EFBFBD><EFBFBD>2 {
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static int[] a=new int[26];
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public static void main(String[] args) {
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Scanner sc=new Scanner(System.in);
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String s=sc.next();
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//<2F><>Ҫһ<D2AA><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȥͳ<C8A5><CDB3>ÿ<EFBFBD><C3BF><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD>ֵĴ<D6B5><C4B4><EFBFBD>
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for(int i=0;i<s.length();i++) {
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//<2F><>¼<EFBFBD><C2BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><D6B7>ij<EFBFBD><C4B3>ִ<EFBFBD><D6B4><EFBFBD>+-
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char c=s.charAt(i);
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a[c-'A']++;
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}
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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ArrayList<Integer>list=new ArrayList<>();
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int max=0;
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for(int i=0;i<26;i++) {
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if(a[i]>max) {
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list.clear();
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max=a[i];
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list.add(i);
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}else if(a[i]==max) {
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list.add(i);
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}
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}
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for(int i:list) {
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System.out.print((char)(i+'A'));
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}
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}
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}
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