We will hold <a href="https://atcoder.jp/contests/ahc018">RECRUIT Nihonbashi Half Marathon 2023 Winter（AtCoder Heuristic Contest 018）</a>. - Contest URL: https://atcoder.jp/contests/ahc018 - Start Time: http://www.timeanddate.com/worldclock/fixedtime.html?iso=20230218T1200&p1=248 - Duration: 8 days - Staff：<a href="https://atcoder.jp/users/dpforest" class="username user-blue"><span class="user-blue">dpforest</span></a>, <a href="https://atcoder.jp/users/eha" class="username user-yellow"><span class="user-yellow">eha</span></a>, <a href="https://atcoder.jp/users/japlj" class="username user-red"><span class="user-red">japlj</span></a>, <a href="https://atcoder.jp/users/roiti" class="username user-blue"><span class="user-blue">roiti</span></a>, <a href="https://atcoder.jp/users/shichinomiya" class="username user-cyan"><span class="user-cyan">shichinomiya</span></a>, <a href="https://atcoder.jp/users/shiratty8" class="username user-yellow"><span class="user-yellow">shiratty8</span></a>, <a href="https://atcoder.jp/users/sugim48" class="username"><span style="color:#C06000;">sugim48</span></a>, <a href="https://atcoder.jp/users/suzume" class="username user-blue"><span class="user-blue">suzume</span></a>, <a href="https://atcoder.jp/users/TangentDay" class="username user-orange"><span class="user-orange">TangentDay</span></a>, <a href="https://atcoder.jp/users/Ti11192916" class="username user-cyan"><span class="user-cyan">Ti11192916</span></a>, <a href="https://atcoder.jp/users/tomerun?contestType=heuristic" class="username user-red"><span class="user-red">tomerun</span></a>, <a href="https://atcoder.jp/users/yupiteru" class="username user-yellow"><span class="user-yellow">yupiteru</span></a>, <a href="https://atcoder.jp/users/yusk" class="username user-cyan"><span class="user-cyan">yusk</span></a> - Rated range: All (Heuristic Rating) The goal of AHC is to create a better solution to a problem for which it is difficult to find the optimal solution. We are looking forward to your participation!