Problem ID Title Solved Submit Pass Rate
2160珠心算测验(count)2014 NOIP J111100.000%
2161比例简化(ratio)2014 NOIP J211100.000%
2162螺旋矩阵(matrix)2014 NOIP J311100.000%
2163子矩阵(submatrix)2014 NOIP J4000.000%