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  1. import java.scanner.*;
  2. import java.util.*;
  3. import java.lang.*;
  4. import java.io.*;
  5.  
  6. /* Name of the class has to be "Main" only if the class is public. */
  7. class Ideone
  8. {
  9. 	public static void main (String[] args) throws java.lang.Exception
  10. 	{
  11. 		Scanner sc = new Scanner(System.in);
  12.  
  13. 		int firstX;
  14. 		int firstY;
  15. 		int secondX;
  16. 		int secondY;
  17. 		boolean canContinue = false;
  18. 		int firstCl = sc.nextInt();
  19. 		int secondCl = sc.nextInt();
  20. 		String str = sc.next();
  21. 		String str1 = sc.next();
  22. 		sc.close();
  23. 		if(firstN == secondN){
  24. 			System.out.println(-1);
  25. 		}
  26. 		else{
  27. 			if((firstCl%2 == 0 && (str.charAt(0) == 'b' || str.charAt(0) == 'd' || str.charAt(0) == 'f' || str.charAt(0) == 'h')) && (secondCl%2 == 0 && (str1.charAt(0) == 'a' || str1.charAt(0) == 'c' || str1.charAt(0) == 'e' || str1.charAt(0) == 'h'))){
  28. 				canContinue = true;
  29. 			}
  30.  
  31. 			if(!canContinue){
  32. 				System.out.println(-1);
  33. 			}
  34. 			else{
  35. 				firstX = firstCl;
  36. 				firstY = getCoordinate(str.charAt(0));
  37. 				secondX = secondCl;
  38. 				secondY = getCoorinate(str1.charAt(0));
  39. 				if(firstY - secondY < 0){
  40. 					int totalY = secondY - firstY;
  41. 					int totalX = secondX - firstX;
  42. 					if(totalX < 0){
  43. 						totalX = totalX * -1;
  44. 					}
  45. 					System.out.println(totalX + totalY - 1);
  46. 				}
  47. 			}
  48. 		}
  49. 	}
  50.  
  51. 	public static int getCoordinate(char ch){
  52. 		if(ch == 'a' || ch == 'b'){
  53. 			return 0;
  54. 		}
  55. 		else if(ch == 'c' || ch == 'd'){
  56. 			return 1;
  57. 		}
  58. 		else if(ch == 'e' || ch == 'f'){
  59. 			return 2;
  60. 		}
  61. 		else if(ch == 'g' || ch == 'h'){
  62. 			return 3;
  63. 		}
  64. 	}
  65. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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a1 h8
compilation info 
Main.java:1: error: package java.scanner does not exist
import java.scanner.*;
^
Main.java:23: error: cannot find symbol
		if(firstN == secondN){
		   ^
  symbol:   variable firstN
  location: class Ideone
Main.java:23: error: cannot find symbol
		if(firstN == secondN){
		             ^
  symbol:   variable secondN
  location: class Ideone
Main.java:38: error: cannot find symbol
				secondY = getCoorinate(str1.charAt(0));
				          ^
  symbol:   method getCoorinate(char)
  location: class Ideone
4 errors
stdout
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Standard output is empty
https://ideone.com/kNtvUl
language:
Java (12.0.1)
created:
9 years ago
visibility:
public

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