diff --git a/board-printer.js b/board-printer.js
index e11a262..916a18d 100644
--- a/board-printer.js
+++ b/board-printer.js
@@ -15,7 +15,38 @@
         =================
     Test your function by calling it with an example tic-tac-toe board.
 */
+//It needs to be checked
+let board = [
+  ["X", "0", "X"],
+  ["X", "0", "X"],
+  ["0", "X", "0"],
+];
+console.log(board);
+
+// we change 'X' into '_'  in the first row and second column place (index [0][1] in array)
+board[0][1] = "_";
+// we change 'X' into '_'  in the first row and third column place (index [0][2] in array)
+board[0][2] = "_";
+// we change 'X' into '_'  in the second row and first column place (index [1][0] in array)
+board[1][0] = "_";
+// we change '0' into 'X'  in the second row and second column place (index [1][1] in array)
+board[1][1] = "X";
+// we change 'X' into '_'  in the second row and third column place (index [1][2] in array)
+board[1][2] = "_";
+// we change 'X' into '0'  in the third row and second column place (index [2][1] in array)
+board[2][1] = "0";
+// we change '0' into 'X'  in the third row and third column place (index [2][2] in array)
+board[2][2] = "X";
+
+console.log(board);
+
 export function printBoard(board) {
+  for(let i = 0; i < board.length; i++){
+    console.log(board[i].join(" | "));
+    if(i !== board.length - 1){
+      console.log("=================");
+    }
+  }
 }
 
 /*
@@ -24,4 +55,12 @@ export function printBoard(board) {
         - return false if there are still moves that can be made
 */
 export function checkIfNoMovesLeft(board) {
+  for(let i = 0; i < board.length; i++){
+    for(let j = 0; j < board[i].length; j++){
+      if(board[i][j] === '_'){
+        return false;
+      }
+    }
+  }
+  return true;
 }
diff --git a/move-maker.js b/move-maker.js
index b462350..e8d8b56 100644
--- a/move-maker.js
+++ b/move-maker.js
@@ -16,10 +16,30 @@
         ];
 */
 function validateMove(move, board) {
-    // Implement this at the end if you have time, otherwise you can help your teammates!
+  // Implement this at the end if you have time, otherwise you can help your teammates!
+  if (move[0] !== "1" || move[0] !== "2" || move[0] !== "3") {
+    console.log("Try again...");
+    return false;
+  } else if (move[2] !== "1" || move[2] !== "2" || move[2] !== "3") {
+    console.log("Try again...");
+    return false;
+  } else if (move[1] !== ",") {
+    console.log("Try again...");
+    return false;
+  }
+  return true;
+}
+// clean version validateMove
+/*
+function validateMove(move, board){
+    if(move.length !=3 || move[0]<'1' || move[0]>'3' || move[2]<'1' || move[2]>'3' || move[1] !==',' || board [move[0]-1][move[2]-1] !=='_'){
+    console.log('Try again...');
+    return false;
+    }
     return true;
 }
 
+
 /*
     Given 3 parameters:
         - a board (an array of arrays)
@@ -32,5 +52,5 @@ function validateMove(move, board) {
             - Return true
 */
 export function makeMove(board, move, player) {
-    return false;
+  return false;
 }
diff --git a/status-checker.js b/status-checker.js
index 7df4962..d3a9fbf 100644
--- a/status-checker.js
+++ b/status-checker.js
@@ -18,8 +18,15 @@ import { checkIfNoMovesLeft } from './board-printer.js';
     Otherwise, return false
 */
 function checkRow(board, player, rowNumber) {
+      
+    for (let rowNumber of board) {
+        if ((board[rowNumber] === 0 && board[rowNumber] === player)
+         && (board[rowNumber] === 1 && board[rowNumber] === player)
+         && (board[rowNumber] === 2 && board[rowNumber] === player)) {
+            return true;
+         } return false;
+}
 }
-
 /*
     Given 3 parameters:
         - a tic-tac-toe board (array of arrays)
@@ -29,8 +36,14 @@ function checkRow(board, player, rowNumber) {
     Otherwise, return false
 */
 function checkColumn(board, player, columnNumber) {
+    for (let columnNumber of board) {
+        if ((board[columnNumber] === 0 && board[columnNumber] === player)
+         && (board[columnNumber] === 1 && board[columnNumber] === player)
+         && (board[columnNumber] === 2 && board[columnNumber] === player)) {
+            return true;
+         } return false;
+}
 }
-
 /*
     Given 2 parameters:
         - a tic-tac-toe board (array of arrays)
@@ -40,9 +53,20 @@ function checkColumn(board, player, columnNumber) {
 */
 function checkDiagonal(board, player) {
     // It may be easier to use an if statement than a loop here
+    if (
+        board[0][0] === player &&
+        board[1][1] === player &&
+        board[2][2] === player ||
+        board[0][2] === player &&
+        board[1][1] === player &&
+        board[2][0] === player
+    ) {
+        return true;
+    } else {
+        return false;
+    }
 }
 
-
 /*
     There is no need to change any code below this line.
 */