{"trustable":false,"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":" "}},{"title":"Input","value":{"format":"HTML","content":" "}},{"title":"Output","value":{"format":"HTML","content":" "}},{"title":"Sample Input","value":{"format":"HTML","content":"\u003cpre\u003e2\n1\n4\n3 3\n4 3\n4 4\n3 4\n4\n1 1\n2 1\n2 2\n1 2\n0 0 10 10\n0\n4\n1 1\n2 1\n2 2\n1 2\n0 0 10 10\u003c/pre\u003e"}},{"title":"Sample Output","value":{"format":"HTML","content":"\u003cpre\u003eCase #1: 77.000\nCase #2: 81.000\u003c/pre\u003e"}},{"title":"Hint","value":{"format":"HTML","content":""}}]}