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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6. import java.util.Stack;
  7.  
  8. /* Name of the class has to be "Main" only if the class is public. */
  9. class Ideone
  10. {
  11. 	public static void main(String args[]){
  12.         Stack<String> aaa= new Stack<String>();
  13.         Stack<String> bbb = new Stack<String>();
  14.         aaa.push("1");
  15.         aaa.push("3");
  16.         bbb.push("1");
  17.         bbb.push("4");
  18.         System.out.println(String.valueOf(isPalindrome(aaa,bbb)));
  19.         Stack<String> ccc= new Stack<String>();
  20.         Stack<String> ddd = new Stack<String>();
  21.         ccc.push("1");
  22.         ccc.push("3");
  23.         ddd.push("1");
  24.         ddd.push("3");
  25.         System.out.println(String.valueOf(isPalindrome(ccc,ddd)));
  26.     }
  27.     public static boolean isPalindrome (Stack a, Stack b) {
  28.         if (a.size() != b.size()) {
  29.             return false;
  30.         }
  31.  
  32.         while (a.size() > 0) {
  33.  
  34.             if (a.pop() != b.pop()) {
  35.                 return false;
  36.             }
  37.  
  38.         }
  39.         return true;
  40.  
  41.     }
  42. }
Success #stdin #stdout 0.07s 380224KB
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stdin
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Standard input is empty
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false
true
https://ideone.com/h8qkbg
language:
Java (HotSpot 12)
created:
12 years ago
visibility:
public

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