correction

script.js

@@ -59,19 +59,19 @@ function update(x) {
 }
 
 function write_result(verif){
-    let pos = ""
-    pos = free_box[0].toString()
+    let pos = "";
+    pos = free_box[0].toString();
     for(let i=0; i<5; i++){
-        pos = (free_box[0]-1).toString()
-        pos += (i+1).toString()
+        pos = (free_box[0]-1).toString();
+        pos = pos.concat((i+1).toString());
         if (verif[i] == 2){
-            change_color_good_letter()
+            change_color_good_letter();
         }
         else if ( verif[i]===1){
-            change_color_mid_letter()
+            change_color_mid_letter();
         }
         else{
-            change_color_bad_letter()
+            change_color_bad_letter();
         }
     }
 }