It will ask you for codeforces handle. Just enter a Handle and get detailed analysis of the user. It will display user informations and contest informations in tabular form which contains best and worst performance. It also displays various charts like a doughnut chart of Tag wise solved problems, a Bar chart of rating wise solved problems, a horizontal Bar chart for level wise solved problems "A" problem counts, "B" problems counts..and so on. Two more 3D pie chart is there, one is for Verdict ratio(All correct, Wrong Answer, Time limit exceeded, Compilation or some other errors occured in submission).