{"trustable":true,"prependHtml":"\u003cscript\u003e window.katexOptions \u003d { disable: true }; \u003c/script\u003e\n\u003cscript type\u003d\"text/x-mathjax-config\"\u003e\n MathJax.Hub.Config({\n tex2jax: {\n inlineMath: [[\u0027$$$\u0027,\u0027$$$\u0027], [\u0027$\u0027,\u0027$\u0027]],\n displayMath: [[\u0027$$$$$$\u0027,\u0027$$$$$$\u0027], [\u0027$$\u0027,\u0027$$\u0027]]\n }\n });\n\u003c/script\u003e\n\u003cscript async src\u003d\"https://mathjax.codeforces.org/MathJax.js?config\u003dTeX-AMS-MML_HTMLorMML\" type\u003d\"text/javascript\"\u003e\u003c/script\u003e","sections":[{"title":"","value":{"format":"HTML","content":"\u003cdiv class\u003d\"panel_content\"\u003eThere are n numbers in a array, as a\u003csub\u003e0\u003c/sub\u003e, a\u003csub\u003e1\u003c/sub\u003e ... , a\u003csub\u003en-1\u003c/sub\u003e, and another number m. We define a function f(i, j) \u003d a\u003csub\u003ei\u003c/sub\u003e|a\u003csub\u003ei+1\u003c/sub\u003e|a\u003csub\u003ei+2\u003c/sub\u003e| ... | a\u003csub\u003ej\u003c/sub\u003e . Where \"|\" is the bit-OR operation. (i \u0026lt;\u003d j)\u003cbr\u003eThe problem is really simple: please count the number of different pairs of (i, j) where f(i, j) \u0026lt; m.\u003c/div\u003e"}},{"title":"Input","value":{"format":"HTML","content":"The first line has a number T (T \u0026lt;\u003d 50) , indicating the number of test cases.\u003cbr\u003eFor each test case, first line contains two numbers n and m.(1 \u0026lt;\u003d n \u0026lt;\u003d 100000, 1 \u0026lt;\u003d m \u0026lt;\u003d 2\u003csup\u003e30\u003c/sup\u003e) Then n numbers come in the second line which is the array a, where 1 \u0026lt;\u003d a\u003csub\u003ei\u003c/sub\u003e \u0026lt;\u003d 2\u003csup\u003e30\u003c/sup\u003e."}},{"title":"Output","value":{"format":"HTML","content":"For every case, you should output \"Case #t: \" at first, without quotes. The \u003ci\u003et\u003c/i\u003e is the case number starting from 1.\u003cbr\u003eThen follows the answer."}},{"title":"Sample","value":{"format":"HTML","content":"\u003ctable class\u003d\u0027vjudge_sample\u0027\u003e\n\u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eInput\u003c/th\u003e\n \u003cth\u003eOutput\u003c/th\u003e\n \u003c/tr\u003e\n\u003c/thead\u003e\n\u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cpre\u003e2\r\n3 6\r\n1 3 5\r\n2 4\r\n5 4\r\n\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003eCase #1: 4\r\nCase #2: 0\r\n\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n"}}]}