#include <iostream>
 
const uint8_t happyFace [8] ={
  0b00000000,
  0b00100100,
  0b00100100,
  0b00000000,
  0b00000000,
  0b01000010,
  0b00111100,
  0b00000000,
};
 
int main()
{
	const uint8_t * displayEmoji = happyFace; // pointer to happyface
 
	for (uint8_t i = 0; i < 8; i++) // for each bytes in the array pointed by displayEmoji
	{
		uint8_t b = displayEmoji[i]; // store it
 
		for (uint8_t j = 0; j < 8; j++) // for each bit in this byte
		{
			printf("%c", b & 1 ? '*' : ' '); // print '*' if the bit is set, else print ' '
			b >>= 1; // shift 1 bit to the right for the next iteration
		}
		printf("\n");
	}
 
	return 0;
}

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