I was going through the submissions of last Div2.C and I found this distinguished gentleman adarshrai24 His rapid rise from pupil to specialist was intriguing, and lone behold, I found that his Div2.C ( 275626924 ) even trivial questions like Div3.D ( 272805015 ) were copied from mass leaks I would highly appreciate if MikeMirzayanov would take appropriate actions against IDs like these (cuz there are many) with consistent patterns of cheating to be permanently terminated. Its highly demoralizing to see people like these get massive +ve deltas