User contributions
- 09:20, 25 December 2020 (diff | hist) . . (-8) . . Convex hull trick (→Adding a line: The intersection has to below, not left)
- 15:43, 3 December 2020 (diff | hist) . . (+91) . . N User:173.245.52.187 (I want to explain you about pandemiuc) (current)