diff --git a/src/backend/Board.java b/src/backend/Board.java
index e714058..f257810 100644
--- a/src/backend/Board.java
+++ b/src/backend/Board.java
@@ -6,6 +6,8 @@ public class Board {
 	private int colNum;
 	private int lineNum;
 	private ArrayList<Piece> pieces = new ArrayList<>();
+	private int x = -1;
+	private int y = -1;
 	
 	public Board(int colNum, int lineNum) {
 		this.colNum = colNum;
@@ -90,14 +92,46 @@ public class Board {
 		return pieces;
 	}
 
-	public void userTouch(int x, int y) {
-		//TODO
+	public void userTouch(int x, int y) { //NOT WORKING
+		int sizePieces = pieces.size();
+		boolean positionOccupied = false;
+		for(int j = 1;j <= sizePieces; j++) {
+			if ((x == pieces.get(j).getX()) && (y == pieces.get(j).getY())){
+				positionOccupied = true;
+			}
+		}
+		if ((this.x == -1 ) && (positionOccupied == true)){
+			this.x = x;
+			this.y = y;
+		}
+		else {
+			if((this.x == x) && (this.y == y)) {
+				this.x = -1;
+				this.y = -1;
+			}
+			else {
+				boolean foundPiece = false;
+				int k = 1;
+				while (foundPiece == false ) {
+					if ((this.x == pieces.get(k).getX()) && (this.y == pieces.get(k).getY())){
+						foundPiece = true;
+						pieces.get(k).setX(x);
+						pieces.get(k).setY(y);	
+					}
+					k += 1;
+				}
+			
+			}
+		}
 		
 	}
 
 	public boolean isSelected(int x, int y) {
-		//TODO
-		return false;
+		boolean selection = false;
+		if ((this.x == x) && (this.y == y)){
+			selection = true;
+		}
+		return selection;
 	}
 	
 	/* saving-loading feature :*/
diff --git a/src/backend/Piece.java b/src/backend/Piece.java
index 45993d6..fa970a6 100644
--- a/src/backend/Piece.java
+++ b/src/backend/Piece.java
@@ -20,6 +20,14 @@ public class Piece {
 		return y;
 	}
 	
+	public void setX(int x) {
+		this.x = x;
+	}
+	
+	public void setY(int y) {
+		this.y = y;
+	}
+	
 	public PieceType getType() {
 		return type;
 	}