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  1. #include <stdio.h>
  2.  
  3. int main() {
  4. 	long long s = 0;
  5. 	char c = 0;
  6. 	while(1) {
  7. 		scanf("%c", &c);
  8. 		if(c == '\n') {
  9. 			break;
  10. 		}
  11. 		char index = 2 * (c - '0');
  12. 		long long current = (((s >> index) & 0xFF) + 1) << index;
  13. 		long long clear = ~(0xFF << index);
  14. 		s &= clear;
  15. 		s |= current;
  16. 	}
  17.  
  18. 	while(s) {
  19. 		char last_num = 0;
  20. 		long long temp_s = s;
  21. 		while((temp_s = temp_s >> 2) > 0) {
  22. 			++last_num;
  23. 		}
  24. 		printf("%d", last_num);
  25. 		char index = 2 * last_num;
  26. 		long long current = (((s >> index) & 0xFF) - 1) << index;
  27. 		long long clear = ~(0xFF << index);
  28. 		s &= clear;
  29. 		s |= current;
  30. 	}
  31.  
  32. 	return 0;
  33. }
Success #stdin #stdout 0s 15232KB
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https://ideone.com/EjI8PI
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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