IRCTC's complex maths captcha baffles user, goes viral online

An IRCTC user was left stunned after encountering a complex maths equation while checking his PNR status. The captcha reportedly asked users to solve "(9876 * 543 - 2468) / 4 = ?" instead of a basic arithmetic problem. The unusual challenge sparked reactions online, with users joking that Indian Railways was preparing passengers for JEE Advanced.