<pre class="shiki github-dark shaku"><code>function validate(str) { const stack = []; for (let i = 0; i &lt; str.length; i++) { const symbol = str[i]; if (symbol === '(' || symbol === '[' || symbol === '{') { stack.push(symbol); } else if (symbol === ')') { if (stack.pop() !== '(') { return false; } } else if (symbol === ']') { if (stack.pop() !== '[') { return false; } } else if (symbol === '}') { if (stack.pop() !== '{') { return false; } } } return stack.length === 0;}</code></pre>

This is my Solution !

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Given a string containing only following characters: 1. parentheses : ( or ) 2. brackets: [ or ] 3. braces: { or } write a function to determine if th…