Problem link https://onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=14&page=show_problem&problem=1141 Hints Attention to accuracy issues Solution code UVa OJ 10200 – Prime Time2019-11-03 in OJ tagged accuracy issues / OJ / UVa OJ by Haar (updated on 2019-11-03)