Free public beta until December 4, 2026: every course is open, no card needed. After that, the first chapter of each course stays free and full access is a one-time $39 ($19 for up to 100 founding members chosen for helpful feedback). Your progress is kept. How the beta works

int

C#'s everyday whole-number type.

int (System.Int32) is a 32-bit signed integer type with range −2,147,483,648 to 2,147,483,647.

Examples

int seats = 180; holds a whole number up to int.MaxValue, which is 2,147,483,647.