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  1. // your code goes here
  2. importPackage(java.io);
  3. importPackage(java.lang);
  4.  
  5. var whereAboutUs = [[0,0]];
  6. var currentposition_x = 0;
  7. var currentposition_y = 0;
  8. var currentDirection = "S";
  9. var currentposition = "e8";
  10. var arr = ["a","b","c","d","e","f","g","h"];
  11.  
  12. function changeDirection(Direction) {
  13.   switch(Direction){
  14.     case "N":
  15.       currentDirection = "N";
  16.       break;
  17.     case "S":
  18.       currentDirection = "S";
  19.       break;
  20.     case "E":
  21.       currentDirection = "E";
  22.       break;
  23.     case "W":
  24.       currentDirection = "W";
  25.       break;
  26.     case "SE":
  27.       currentDirection = "SE";
  28.       break;
  29.     case "SW":
  30.       currentDirection = "SW";
  31.       break;
  32.     case "NE":
  33.       currentDirection = "NE";
  34.       break;
  35.     case "NW":
  36.       currentDirection = "NW";
  37.       break;
  38.   }
  39. }
  40. function moveForward() {
  41.   switch(currentDirection){
  42.     case "N":
  43.       if(currentposition_x - 1 < 0){
  44.       	return "error";
  45.       }
  46.       currentposition_x = currentposition_x - 1;
  47.       break;
  48.     case "S":
  49.       if(currentposition_x + 1 > 7){
  50.       	return "error";
  51.       }
  52.       currentposition_x = currentposition_x + 1;
  53.       break;
  54.     case "E":
  55.       if(currentposition_y + 1 > 7){
  56.       	return "error";
  57.       }
  58.       currentposition_y = currentposition_y + 1;
  59.       break;
  60.     case "W":
  61.       if(currentposition_y - 1 < 0){
  62.       	return "error";
  63.       }
  64.       currentposition_y = currentposition_y - 1;
  65.       break;
  66.     case "SE":
  67.       if(currentposition_x + 1 > 7 || currentposition_y + 1 > 7){
  68.       	return "error";
  69.       }
  70.       currentposition_x = currentposition_x + 1;
  71.       currentposition_y = currentposition_y + 1;
  72.       break;
  73.     case "SW":
  74.       if(currentposition_x + 1 > 7 || currentposition_y - 1 < 0){
  75.       	return "error";
  76.       }
  77.       currentposition_x = currentposition_x + 1;
  78.       currentposition_y = currentposition_y - 1;
  79.       break;
  80.     case "NE":
  81.       if(currentposition_x - 1 < 0 || currentposition_y + 1 > 7){
  82.       	return "error";
  83.       }
  84. 	  currentposition_x = currentposition_x - 1;
  85.       currentposition_y = currentposition_y + 1;
  86.       break;
  87.     case "NW":
  88.       if(currentposition_x - 1 < 0 || currentposition_y - 1 < 0){
  89.       	return "error";
  90.       }
  91. 	  currentposition_x = currentposition_x - 1;
  92.       currentposition_y = currentposition_y - 1;
  93.       break;
  94.     default:
  95.       return "directionerror";
  96.  
  97.   }
  98.   var position = [currentposition_x,currentposition_y];
  99.   whereAboutUs.push(position);
  100.   return "updated";
  101. }
  102. function jumpMoveDirection(noOfSteps) {
  103.   switch(currentDirection){
  104.     case "N":
  105.       if(currentposition_x - noOfSteps < 0){
  106.       	return "error";
  107.       }
  108.       currentposition_x = currentposition_x - noOfSteps;
  109.       break;
  110.     case "S":
  111.       if(currentposition_x + noOfSteps > 7){
  112.       	return "error";
  113.       }
  114.       currentposition_x = currentposition_x + noOfSteps;
  115.       break;
  116.     case "E":
  117.       if(currentposition_y + noOfSteps > 7){
  118.       	return "error";
  119.       }
  120.       currentposition_y = currentposition_y + noOfSteps;
  121.       break;
  122.     case "W":
  123.       if(currentposition_y - noOfSteps < 0){
  124.       	return "error";
  125.       }
  126.       currentposition_y = currentposition_y - noOfSteps;
  127.       break;
  128.     case "SE":
  129.       if(currentposition_x + noOfSteps > 7 || currentposition_y + noOfSteps > 7){
  130.       	return "error";
  131.       }
  132.       currentposition_x = currentposition_x + noOfSteps;
  133.       currentposition_y = currentposition_y + noOfSteps;
  134.       break;
  135.     case "SW":
  136.       if(currentposition_x + noOfSteps > 7 || currentposition_y - noOfSteps < 0){
  137.       	return "error";
  138.       }
  139.       currentposition_x = currentposition_x + noOfSteps;
  140.       currentposition_y = currentposition_y - noOfSteps;
  141.       break;
  142.     case "NE":
  143.       if(currentposition_x - 1 < 0 || currentposition_y + 1 > 7){
  144.       	return "error";
  145.       }
  146. 	  currentposition_x = currentposition_x - 1;
  147.       currentposition_y = currentposition_y + 1;
  148.       break;
  149.     case "NW":
  150.       if(currentposition_x - noOfSteps < 0 || currentposition_y - noOfSteps < 0){
  151.       	return "error";
  152.       }
  153. 	  currentposition_x = currentposition_x - noOfSteps;
  154.       currentposition_y = currentposition_y - noOfSteps;
  155.       break;
  156.     default:
  157.       return "directionerror";
  158.  
  159.   }
  160.   var position = [currentposition_x,currentposition_y];
  161.   whereAboutUs.push(position);
  162.   return "updated";
  163. }
  164. function updatePosition() {
  165.   currentposition = arr[currentposition_y] + (8-currentposition_x);
  166. }
  167.  
  168.  
  169. var stdin= new BufferedReader(new InputStreamReader(System['in']));
  170. var line = stdin.readLine();
  171. print("enter number of testcases")
  172. var t = parseInt(line);
  173. for(var i=0; i<t; i++) {
  174. 	var input = stdin.readLine();
  175. 	print("enter direction and number of jumps")
  176. 	var elements = input.split(" ");
  177. 	var d = String(elements[0]);
  178. 	var n = parseInt(elements[1]);
  179.     print(d);
  180.     print(n);
  181.     if(n == 1){
  182.     	changeDirection(d);
  183.     	print(moveForward());
  184.     	updatePosition();
  185.     	//print(currentposition);
  186.     }else{
  187.     	changeDirection(d);
  188.     	print(jumpMoveDirection(n));
  189.     	updatePosition();
  190.     	//print(currentposition);
  191.     }
  192.  
  193. }
Success #stdin #stdout 0.48s 45516KB
comments (?)
stdin
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1
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stdout
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enter number of testcases
enter direction and number of jumps
W
1
error
https://ideone.com/TDGjLh
language:
JavaScript (rhino 1.7.9)
created:
3 years ago
visibility:
public

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