diff --git a/src/index.js b/src/index.js
index e193acfbd..76e2a7220 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,3 +1,41 @@
 module.exports = function check(str, bracketsConfig) {
-  // your solution
+ 
+  
+  const newStr = [];
+  const myFilter = [];
+  for(let i = 0; i < str.length; i++){
+      if(str[i] === '|') {
+      myFilter.push(str[i])
+    } else {
+      newStr.push(str[i]);
+    }
+  }
+    if(myFilter.length % 2 !== 0){
+     return false;
+    }
+
+  const openBrackets = ['(', '{', '[',]
+  const bracketsPair = {
+    [')']: '(',
+    ['}']: '{',
+    [']']: '[',
+  }
+ let stack = [];
+for(let i = 0; i < newStr.length; i++){
+  let currElement = newStr[i];
+  if (openBrackets.includes(currElement)){
+stack.push(currElement)} else {
+  if (stack.length === 0){
+return false;
+}
+let topElement = stack[stack.length - 1];
+if (bracketsPair[currElement] === topElement){
+stack.pop()
+} else {
+  return false;
+}
+}
+}
+
+return stack.length === 0;
 }