#include <stdio.h>
#include <stdint.h>
 
#define B_TO_UINT1(b00)      (((uint32_t) b00 << 0))
#define B_TO_UINT2(b01, ...) (((uint32_t) b01 << 1) | B_TO_UINT1(__VA_ARGS__))
#define B_TO_UINT3(b02, ...) (((uint32_t) b02 << 2) | B_TO_UINT2(__VA_ARGS__))
#define B_TO_UINT4(b03, ...) (((uint32_t) b03 << 3) | B_TO_UINT3(__VA_ARGS__))
 
int main(void) {
	// your code goes here
	uint32_t cmd;
	cmd = B_TO_UINT1(1);          // line_1
	cmd = B_TO_UINT2(1, 0);       // line_2
	cmd = B_TO_UINT3(0, 1, 1);    // line_3
	return 0;
}
 

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