{"trustable":true,"prependHtml":"\u003cstyle type\u003d\"text/css\"\u003e\n section pre {\n display: block;\n padding: 9.5px;\n margin: 0 0 10px;\n font-size: 13px;\n line-height: 1.42857143;\n word-break: break-all;\n word-wrap: break-word;\n color: #333;\n background: rgba(255, 255, 255, 0.5);\n border: 1px solid #ccc;\n border-radius: 6px;\n }\n\u003c/style\u003e\n\u003cscript\u003e\n window.katexOptions \u003d {\n delimiters: [\n {left: \u0027\\\\(\u0027, right: \u0027\\\\)\u0027, display: false},\n {left: \u0027\\\\[\u0027, right: \u0027\\\\]\u0027, display: true}\n ]\n };\n\u003c/script\u003e\n","sections":[{"title":"Problem Statement","value":{"format":"HTML","content":"\r\n\u003csection\u003e\r\n\u003cp\u003e\u003cvar\u003e\\(N\\)\u003c/var\u003e problems are proposed for an upcoming contest. Problem \u003cvar\u003e\\(i\\)\u003c/var\u003e has an initial integer score of \u003cvar\u003e\\(A_i\\)\u003c/var\u003e points.\u003c/p\u003e\r\n\u003cp\u003e\u003cvar\u003e\\(M\\)\u003c/var\u003e judges are about to vote for problems they like. Each judge will choose exactly \u003cvar\u003e\\(V\\)\u003c/var\u003e problems, independently from the other judges,\r\nand increase the score of each chosen problem by \u003cvar\u003e\\(1\\)\u003c/var\u003e.\u003c/p\u003e\r\n\u003cp\u003eAfter all \u003cvar\u003e\\(M\\)\u003c/var\u003e judges cast their vote, the problems will be sorted in non-increasing order of score, and the first \u003cvar\u003e\\(P\\)\u003c/var\u003e problems will be chosen for the problemset.\r\nProblems with the same score can be ordered arbitrarily, this order is decided by the chief judge.\u003c/p\u003e\r\n\u003cp\u003eHow many problems out of the given \u003cvar\u003e\\(N\\)\u003c/var\u003e have a chance to be chosen for the problemset?\u003c/p\u003e\r\n\u003c/section\u003e\r\n"}},{"title":"Constraints","value":{"format":"HTML","content":"\r\n\u003csection\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e\u003cvar\u003e\\(2 \\le N \\le 10^5\\)\u003c/var\u003e\u003c/li\u003e\r\n\u003cli\u003e\u003cvar\u003e\\(1 \\le M \\le 10^9\\)\u003c/var\u003e\u003c/li\u003e\r\n\u003cli\u003e\u003cvar\u003e\\(1 \\le V \\le N - 1\\)\u003c/var\u003e\u003c/li\u003e\r\n\u003cli\u003e\u003cvar\u003e\\(1 \\le P \\le N - 1\\)\u003c/var\u003e\u003c/li\u003e\r\n\u003cli\u003e\u003cvar\u003e\\(0 \\le A_i \\le 10^9\\)\u003c/var\u003e\u003c/li\u003e\r\n\u003c/ul\u003e\r\n\u003c/section\u003e\r\n"}},{"title":"Input","value":{"format":"HTML","content":"\r\n\u003csection\u003e\r\n\u003cp\u003eInput is given from Standard Input in the following format:\u003c/p\u003e\r\n\u003cpre\u003e\u003cvar\u003e\\(N\\)\u003c/var\u003e \u003cvar\u003e\\(M\\)\u003c/var\u003e \u003cvar\u003e\\(V\\)\u003c/var\u003e \u003cvar\u003e\\(P\\)\u003c/var\u003e\r\n\u003cvar\u003e\\(A_1\\)\u003c/var\u003e \u003cvar\u003e\\(A_2\\)\u003c/var\u003e \u003cvar\u003e\\(...\\)\u003c/var\u003e \u003cvar\u003e\\(A_N\\)\u003c/var\u003e\r\n\u003c/pre\u003e\r\n\r\n\u003c/section\u003e\r\n"}},{"title":"Output","value":{"format":"HTML","content":"\r\n\u003csection\u003e\r\n\u003cp\u003ePrint the number of problems that have a chance to be chosen for the problemset.\u003c/p\u003e\r\n\u003c/section\u003e\r\n"}},{"title":"Sample 1","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\u003e6 1 2 2\r\n2 1 1 3 0 2\r\n\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003e5\r\n\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n\r\n\u003csection\u003e\r\n\r\n\r\n\u003c/section\u003e\r\n\r\n\u003csection\u003e\r\n\r\n\r\n\u003cp\u003eIf the only judge votes for problems \u003cvar\u003e\\(2\\)\u003c/var\u003e and \u003cvar\u003e\\(5\\)\u003c/var\u003e, the scores will be \u003cvar\u003e\\(2\\)\u003c/var\u003e \u003cvar\u003e\\(2\\)\u003c/var\u003e \u003cvar\u003e\\(1\\)\u003c/var\u003e \u003cvar\u003e\\(3\\)\u003c/var\u003e \u003cvar\u003e\\(1\\)\u003c/var\u003e \u003cvar\u003e\\(2\\)\u003c/var\u003e.\r\nThe problemset will consist of problem \u003cvar\u003e\\(4\\)\u003c/var\u003e and one of problems \u003cvar\u003e\\(1\\)\u003c/var\u003e, \u003cvar\u003e\\(2\\)\u003c/var\u003e, or \u003cvar\u003e\\(6\\)\u003c/var\u003e.\u003c/p\u003e\r\n\u003cp\u003eIf the only judge votes for problems \u003cvar\u003e\\(3\\)\u003c/var\u003e and \u003cvar\u003e\\(4\\)\u003c/var\u003e, the scores will be \u003cvar\u003e\\(2\\)\u003c/var\u003e \u003cvar\u003e\\(1\\)\u003c/var\u003e \u003cvar\u003e\\(2\\)\u003c/var\u003e \u003cvar\u003e\\(4\\)\u003c/var\u003e \u003cvar\u003e\\(0\\)\u003c/var\u003e \u003cvar\u003e\\(2\\)\u003c/var\u003e.\r\nThe problemset will consist of problem \u003cvar\u003e\\(4\\)\u003c/var\u003e and one of problems \u003cvar\u003e\\(1\\)\u003c/var\u003e, \u003cvar\u003e\\(3\\)\u003c/var\u003e, or \u003cvar\u003e\\(6\\)\u003c/var\u003e.\u003c/p\u003e\r\n\u003cp\u003eThus, problems \u003cvar\u003e\\(1\\)\u003c/var\u003e, \u003cvar\u003e\\(2\\)\u003c/var\u003e, \u003cvar\u003e\\(3\\)\u003c/var\u003e, \u003cvar\u003e\\(4\\)\u003c/var\u003e, and \u003cvar\u003e\\(6\\)\u003c/var\u003e have a chance to be chosen for the problemset. On the contrary, there is no way for problem \u003cvar\u003e\\(5\\)\u003c/var\u003e to be chosen.\u003c/p\u003e\r\n\u003c/section\u003e\r\n"}},{"title":"Sample 2","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\u003e6 1 5 2\r\n2 1 1 3 0 2\r\n\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003e3\r\n\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n\r\n\u003csection\u003e\r\n\r\n\r\n\u003c/section\u003e\r\n\r\n\u003csection\u003e\r\n\r\n\r\n\u003cp\u003eOnly problems \u003cvar\u003e\\(1\\)\u003c/var\u003e, \u003cvar\u003e\\(4\\)\u003c/var\u003e, and \u003cvar\u003e\\(6\\)\u003c/var\u003e have a chance to be chosen.\u003c/p\u003e\r\n\u003c/section\u003e\r\n"}},{"title":"Sample 3","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\u003e10 4 8 5\r\n7 2 3 6 1 6 5 4 6 5\r\n\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003e8\r\n\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n\r\n\u003csection\u003e\r\n\r\n\r\n\u003c/section\u003e\r\n\r\n\u003csection\u003e\r\n\u003c/section\u003e\r\n"}}]}