8/11
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TIL
Today's Codekataclass Solution { public String solution(String X, String Y) { int[] xCount = new int[10]; int[] yCount = new int[10]; for (char ch : X.toCharArray()) { xCount[ch - '0']++; } for (char ch : Y.toCharArray()) { yCount[ch - '0']++; } StringBuilder answer = new StringBuilder(); for (int i = 9; i >= 0; i--..