{"trustable":false,"sections":[{"title":"","value":{"format":"HTML","content":"王学长现在知道小何的位置,想要抓住她。王学长和小何都位于数轴上,王学长起始位于点N(0≤N≤100000),小何位于点K(0≤K≤100000)。\n王学长有两种移动方式:\n1、从X移动到X-1或X+1,每次移动花费一分钟\n2、从X移动到2*X,每次移动花费一分钟\n假设小何没有意识到王学长的行动,站在原地不动。王学长最少要花多少时间才能抓住小何?"}},{"title":"Input","value":{"format":"HTML","content":"两个整数,N和K。"}},{"title":"Output","value":{"format":"HTML","content":"一个整数,王学长抓到小何所要花费的最小分钟数。"}},{"title":"Sample Input","value":{"format":"HTML","content":"5 17"}},{"title":"Sample Output","value":{"format":"HTML","content":"4"}},{"title":"Hint","value":{"format":"HTML","content":""}}]}