BOJ #17502: 클레어와 팰린드롬

Author: ISKU

BOJ/17502/Main.java

@@ -0,0 +1,32 @@
+/*
+ * Author: Minho Kim (ISKU)
+ * Date: October 20, 2019
+ * E-mail: minho.kim093@gmail.com
+ *
+ * https://github.com/ISKU/Algorithm
+ * https://www.acmicpc.net/problem/17502
+ */
+
+import java.io.*;
+
+public class Main {
+public static void main(String[] args) throws Exception {
+BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+int N = Integer.parseInt(br.readLine());
+
+char[] word = br.readLine().toCharArray();
+for (int i = 0, j = N - 1; i <= j; i++, j--) {
+if (word[i] == '?' && word[j] == '?') {
+word[i] = 'a';
+word[j] = 'a';
+continue;
+}
+if (word[i] == '?')
+word[i] = word[j];
+if (word[j] == '?')
+word[j] = word[i];
+}
+
+System.out.println(word);
+}
+}