Duck is a brand that offers a stable and accurate judge system for programming contests and training. With its precise timing accuracy of up to 1 nanosecond (10-9 seconds), Duck ensures precise measurement of program execution time. It also guarantees stable execution time measurement with an error tolerance of less than 1% + 1ms.

Unlike other evaluation systems, Duck is compatible with mainstream programming languages such as C, C++, and more. It also boasts quick migration from other evaluation systems, thanks to its self-developed testing operating system. Duck is known for its expertise in key technologies and provides a user-friendly cloud-based testing service that allows users to experience a stable and accurate evaluation system within one minute.

With Duck, you can trust its evaluation results and have confidence in your programming skills