{"trustable":true,"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":"\u003cp\u003eLimak is going to participate in a contest on the last day of the 2016. The contest will start at 20:00 and will last four hours, exactly until midnight. There will be \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003en\u003c/i\u003e\u003c/span\u003e problems, sorted by difficulty, i.e. problem \u003cspan class\u003d\"tex-span\"\u003e1\u003c/span\u003e is the easiest and problem \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003en\u003c/i\u003e\u003c/span\u003e is the hardest. Limak knows it will take him \u003cspan class\u003d\"tex-span\"\u003e5·\u003ci\u003ei\u003c/i\u003e\u003c/span\u003e minutes to solve the \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003ei\u003c/i\u003e\u003c/span\u003e-th problem.\u003c/p\u003e\u003cp\u003eLimak\u0027s friends organize a New Year\u0027s Eve party and Limak wants to be there at midnight or earlier. He needs \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003ek\u003c/i\u003e\u003c/span\u003e minutes to get there from his house, where he will participate in the contest first.\u003c/p\u003e\u003cp\u003eHow many problems can Limak solve if he wants to make it to the party?\u003c/p\u003e"}},{"title":"Input","value":{"format":"HTML","content":"\u003cp\u003eThe only line of the input contains two integers \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003en\u003c/i\u003e\u003c/span\u003e and \u003cspan class\u003d\"tex-span\"\u003e\u003ci\u003ek\u003c/i\u003e\u003c/span\u003e (\u003cspan class\u003d\"tex-span\"\u003e1 ≤ \u003ci\u003en\u003c/i\u003e ≤ 10\u003c/span\u003e, \u003cspan class\u003d\"tex-span\"\u003e1 ≤ \u003ci\u003ek\u003c/i\u003e ≤ 240\u003c/span\u003e)\u0026nbsp;— the number of the problems in the contest and the number of minutes Limak needs to get to the party from his house.\u003c/p\u003e"}},{"title":"Output","value":{"format":"HTML","content":"\u003cp\u003ePrint one integer, denoting the maximum possible number of problems Limak can solve so that he could get to the party at midnight or earlier.\u003c/p\u003e"}},{"title":"Examples","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\u003e3 222\n\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003e2\n\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n"}},{"title":"","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\u003e4 190\n\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003e4\n\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n"}},{"title":"","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\u003e7 1\n\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003e7\n\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n"}},{"title":"Note","value":{"format":"HTML","content":"\u003cp\u003eIn the first sample, there are \u003cspan class\u003d\"tex-span\"\u003e3\u003c/span\u003e problems and Limak needs \u003cspan class\u003d\"tex-span\"\u003e222\u003c/span\u003e minutes to get to the party. The three problems require \u003cspan class\u003d\"tex-span\"\u003e5\u003c/span\u003e, \u003cspan class\u003d\"tex-span\"\u003e10\u003c/span\u003e and \u003cspan class\u003d\"tex-span\"\u003e15\u003c/span\u003e minutes respectively. Limak can spend \u003cspan class\u003d\"tex-span\"\u003e5 + 10 \u003d 15\u003c/span\u003e minutes to solve first two problems. Then, at 20:15 he can leave his house to get to the party at 23:57 (after \u003cspan class\u003d\"tex-span\"\u003e222\u003c/span\u003e minutes). In this scenario Limak would solve \u003cspan class\u003d\"tex-span\"\u003e2\u003c/span\u003e problems. He doesn\u0027t have enough time to solve \u003cspan class\u003d\"tex-span\"\u003e3\u003c/span\u003e problems so the answer is \u003cspan class\u003d\"tex-span\"\u003e2\u003c/span\u003e.\u003c/p\u003e\u003cp\u003eIn the second sample, Limak can solve all \u003cspan class\u003d\"tex-span\"\u003e4\u003c/span\u003e problems in \u003cspan class\u003d\"tex-span\"\u003e5 + 10 + 15 + 20 \u003d 50\u003c/span\u003e minutes. At 20:50 he will leave the house and go to the party. He will get there exactly at midnight.\u003c/p\u003e\u003cp\u003eIn the third sample, Limak needs only \u003cspan class\u003d\"tex-span\"\u003e1\u003c/span\u003e minute to get to the party. He has enough time to solve all \u003cspan class\u003d\"tex-span\"\u003e7\u003c/span\u003e problems.\u003c/p\u003e"}}]}