11 October 2025 09:37:29 PM vector_test(): C version Test vector(), with the interface: vector ( x_in, x_out ) vector ( NULL, NULL ) x_in = NULL x_out = NULL x_default = ( 1, 2, 3) vector ( NULL, x_out ) x_in = NULL x_out = ( 1, 2, 3) x_default = ( 1, 2, 3) vector ( x_in, NULL ) x_in = ( 10, 20, 30) x_out = NULL x_default = ( 10, 20, 30) vector ( x_in, x_out ) x_in = ( 100, 200, 300) x_out = ( 100, 200, 300) x_default = ( 100, 200, 300) vector_test(): Normal end of execution. 11 October 2025 09:37:29 PM