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  1. #include<stdio.h>
  2. int abs(int x) { if (x < 0)return -x; return x; }
  3. int main() {
  4. 	int x, y, ans = 0, d = 1;
  5. 	scanf("%d%d", &x, &y);
  6. 	for (int i = 1;; i = !i){
  7. 		int k = 2 * i - 1;
  8. 		if (x*k < y*k && y*k <= x*k + d + d/2)break;
  9. 		x += k*(d + d/2), ans += d + d/2;
  10. 		d *= 2;
  11. 	}
  12. 	printf("%d", ans + abs(x - y));
  13. 	return 0;
  14. }
Success #stdin #stdout 0s 4224KB
comments (?)
stdin 
3 6
stdout 
9
https://ideone.com/XAy9E1
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
secret

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