『算法-ACM竞赛』矩阵快速幂--HDU 6030 Happy Necklace
『算法-ACM 竞赛』矩阵快速幂–HDU 6030 Happy NecklaceProblem DescriptionLittle Q wants to buy a necklace for his girlfriend. Necklaces are single strings composed of multiple red and blue beads.Little Q desperatel