added a function to print the game board

src/main/c/Georg/tictactoe.c

@@ -4,6 +4,8 @@
 
 #include "tictactoe.h"
 
+void printBoard();
+
 struct ticTacToe GAME;
 
 struct command COMMANDS[MAX_COMMANDS] = {
@@ -114,6 +116,31 @@ int startMenu( int code ){
     return 0;
 }
 
+void printBoard(){
+    for( int i = 0; i < BORAD_SIZE*4+1; i++ ){
+        printf("-");
+    }
+    printf("\n");
+
+    for (int i = 0; i < 3; ++i) {
+        printf("| ");
+        for (int j = 0; j < 3; ++j) {
+            if( GAME.board[i][j] == true )
+                printf( "X" );
+            else
+                printf ( " " );
+
+            printf(" | ");
+        }
+        printf( "\n" );
+    }
+
+    for( int i = 0; i < BORAD_SIZE*4+1; i++ ){
+        printf("-");
+    }
+    printf("\n");
+}
+
 int startGame( int code ){
     if( code == -1 ){ // command test
         return 1;