Regarding issues with codeforces_problem.js reg_link taking undefined value

[indianquant]

codeforces_problem.js is throwing error: textToLowerCase() can't take undefined
It is due to:
var reg_link = $('#header .lang-chooser div')[1].children[1].text.toLowerCase();
But if we modify it to:
var reg_link = $('#header .lang-chooser')[0].children[1].**children[0].**text.toLowerCase();
It works fine.

Also $('#sidebar').html);
is showing a side bar with code function (a){return V(this,function(a){var b=this[0]||{},c=0,d=this.length;if(void 0===a)return 1===b.nodeType?b.innerHTML.replace(fb,""):void 0;if(!("string"!=typeof

#HTML CODE

 

   

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I am really sorry if I could not bring my point clearly. But this is my first open source contribution and its my first time that I am writing like this. Hope, to get your reply.