{"trustable":false,"prependHtml":"\u003cstyle type\u003d\u0027text/css\u0027\u003e\n .input, .output {\n border: 1px solid #888888;\n }\n .output {\n margin-bottom: 1em;\n position: relative;\n top: -1px;\n }\n .output pre, .input pre {\n background-color: #EFEFEF;\n line-height: 1.25em;\n margin: 0;\n padding: 0.25em;\n }\n \u003c/style\u003e\n \u003clink rel\u003d\"stylesheet\" href\u003d\"//codeforces.org/s/96598/css/problem-statement.css\" type\u003d\"text/css\" /\u003e\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 type\u003d\"text/javascript\" async src\u003d\"https://mathjax.codeforces.org/MathJax.js?config\u003dTeX-AMS_HTML-full\"\u003e\u003c/script\u003e","sections":[{"title":"","value":{"format":"HTML","content":"\u003cdiv\u003e\n \u003cp\u003e终于他们集齐了3人开始点菜。他们惊讶的发现菜单上的每个菜的价格都是两个数字m 和 b.\u003c/p\u003e\n \u003cp\u003e然后他们发现下面有一行小字,该菜的价格为直线 \u003cimg align\u003d\"middle\" class\u003d\"tex-formula\" src\u003d\"CDN_BASE_URL/e5487c14ab6c0b8bcd5b46f0323e3450?v\u003d1514945157\" style\u003d\"max-width: 100.0%;max-height: 100.0%;\" SRC\u003d\"CDN_BASE_URL/e5487c14ab6c0b8bcd5b46f0323e3450?v\u003d1514945157\"\u003e. 与X轴Y轴正方向围成的三角形内最大的矩形的“面积”值,在这里“面积”的定义是矩形中所有的点(含边界)X和Y的加和。\u003c/p\u003e\n \u003cp\u003e 他们六眼相望,面带微笑,心里骂着mmp,合上菜单准备换一家。\u003c/p\u003e\n \u003cp\u003e 但是他们突然想起自己可是ACM铜牌选手,不能在这个破店里丢人。\u003c/p\u003e\n于是拿出手机求助于你。\n\u003c/div\u003e"}},{"title":"Input","value":{"format":"HTML","content":"\u003cdiv class\u003d\"input-specification\"\u003e\n \u003cdiv class\u003d\"section-title\"/div\u003e\n \u003cp\u003e第一行输入两个整数\u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003em\u003c/i\u003e\u003c/span\u003e 和 \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003eb\u003c/i\u003e\u003c/span\u003e (\u003cspan class\u003d\"tex-span\"\u003e1 ≤ \u003ci\u003em\u003c/i\u003e ≤ 1000\u003c/span\u003e, \u003cspan class\u003d\"tex-span\"\u003e1 ≤ \u003ci\u003eb\u003c/i\u003e ≤ 10000\u003c/span\u003e).\u003c/p\u003e\n\u003c/div\u003e"}},{"title":"Output","value":{"format":"HTML","content":"\u003cdiv class\u003d\"output-specification\"\u003e\n \u003cdiv class\u003d\"section-title\"/div\u003e\n \u003cp\u003e输出这个菜的价格,即矩形面积的最大值\u003c/p\u003e\n\u003c/div\u003e"}},{"title":"Example","value":{"format":"HTML","content":"\u003cstyle type\u003d\u0027text/css\u0027\u003e .input, .output {border: 1px solid #888888;} .output {margin-bottom:1em;position:relative;top:-1px;} .output pre,.input pre {background-color:#EFEFEF;line-height:1.25em;margin:0;padding:0.25em;} .title {background-color:#FFFFFF;border-bottom: 1px solid #888888;font-family:arial;font-weight:bold;padding:0.25em;} \u003c/style\u003e\u003cdiv class\u003d\"sample-tests\"\u003e\n \u003cdiv class\u003d\"section-title\"/div\u003e\n \u003cdiv class\u003d\"sample-test\"\u003e\n \u003cdiv class\u003d\"input\"\u003e\n \u003cdiv class\u003d\"title\"\u003e\n Input\n \u003c/div\u003e\n \u003cpre\u003e1 5\u003cbr\u003e\u003c/pre\u003e\n \u003c/div\u003e\n \u003cdiv class\u003d\"output\"\u003e\n \u003cdiv class\u003d\"title\"\u003e\n Output\n \u003c/div\u003e\n \u003cpre\u003e30\u003cbr\u003e\u003c/pre\u003e\n \u003c/div\u003e\n \u003cdiv class\u003d\"input\"\u003e\n \u003cdiv class\u003d\"title\"\u003e\n Input\n \u003c/div\u003e\n \u003cpre\u003e2 3\u003cbr\u003e\u003c/pre\u003e\n \u003c/div\u003e\n \u003cdiv class\u003d\"output\"\u003e\n \u003cdiv class\u003d\"title\"\u003e\n Output\n \u003c/div\u003e\n \u003cpre\u003e25\u003cbr\u003e\u003c/pre\u003e\n \u003c/div\u003e\n \u003c/div\u003e\n\u003c/div\u003e"}},{"title":"Note","value":{"format":"HTML","content":"\u003cdiv class\u003d\"note\"\u003e\n \u003cdiv class\u003d\"section-title\"Note/div\u003e\n \u003ccenter\u003e \n \u003cimg class\u003d\"tex-graphics\" src\u003d\"CDN_BASE_URL/d6a7edeace63610feb73b4c78005481e?v\u003d1514945157\" style\u003d\"max-width: 100.0%;max-height: 100.0%;\" SRC\u003d\"CDN_BASE_URL/d6a7edeace63610feb73b4c78005481e?v\u003d1514945157\"\u003e \n \u003c/center\u003e\n \u003cp\u003e上面的图表对应于样本1.最大的矩形显示为红色并且“面积”为30(12个点的X,Y相加)。\u003c/p\u003e\n\u003c/div\u003e"}}]}