Problem ID Title Solved Submit Pass Rate
1237NOIP2002:选数20042147.506%
1240NOIP2002:字串变换7731324.601%
1242NOIP2002:矩形覆盖102343.478%
1248NOIP2003:传染病控制71353.846%
1249NOIP2003:神经网络7118438.587%
1258NOIP2004:虫食算184242.857%