{"trustable":false,"prependHtml":"\u003cstyle type\u003d\"text/css\"\u003e\n .markdown img {\n max-width: 900px;\n display: block;\n margin: 10px auto;\n }\n .markdown code {\n display: inline-block;\n padding: 0 4px;\n margin: 0;\n background-color: rgba(0, 0, 0, 0.04);\n border-radius: 3px;\n font-weight: bold;\n }\n .markdown pre code {\n display: block;\n padding: 20px;\n font-weight: normal;\n }\n .markdown table {\n width: 100%;\n table-layout: fixed;\n border-collapse: collapse;\n }\n .markdown table th {\n font-size: 13px;\n text-align: left;\n padding: 10px;\n border: 1px solid #e0e0e0;\n background: #f1f1f1;\n }\n .markdown table td {\n font-size: 14px;\n padding: 5px 10px;\n border: 1px solid #e0e0e0;\n }\n .markdown-form-widget .markdown-notice p {\n padding: 0;\n margin: 0;\n color: #999999;\n font-size: 11px;\n }\n\u003c/style\u003e\n","sections":[{"title":"Đề bài","value":{"format":"MD","content":"Bạn được cung cấp một số nguyên dương $n$, hãy đếm số lượng số $1$ khi ta viết $n$ dưới dạng nhị phân."}},{"title":"Input","value":{"format":"MD","content":"Số nguyên dương $n$ $(0 \\leq n \\leq 2 \\times 10^9)$."}},{"title":"Output","value":{"format":"MD","content":"Số lượng số $1$ khi ta viết $n$ dưới dạng nhị phân."}},{"title":"Ví dụ 1","value":{"format":"MD","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\u003e5\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003e2\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n"}},{"title":"Ví dụ 2","value":{"format":"MD","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\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003e3\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n"}}]}