XX11X1X121X12112
X12XXX11X12XX122
112111X111X1XX12
21X22121X112121M
XX11X1X1X12XX122
XX11X1X111X1XX12
XX11X1X1X112121M
X12XXX1121X12112
X12XXX1111X1XX12
X12XXX11X112121M
112111X121X12112
112111X1X12XX122
112111X1X112121M
21X2212121X12112
21X22121X12XX122
21X2212111X1XX12
