[{"so1":8,"so2":3},{"so1":9,"so2":8},{"so1":3,"so2":7},{"type":0,"so1":7,"so2":21},{"type":7,"op1":2,"op2":1,"so1":6,"so2":6,"so3":9},{"so2":4,"so1":6,"idx":1},{"so2":2,"so1":12,"idx":4},{"a":6,"b":2},{"thu":5,"ty":0,"thang":10,"k":6,"ngay":9},{"sType":1,"sIndex":3,"cIndex":0,"color":"#ff2a2a"}]
["24","8",{"ans0":"7x3","ans1":"21"},{"ans0":"21:7","ans1":"3"},{"A":"6","B":"36"},{"ans1":"6x4=24","ans2":"24"},{"ans1":"12:2=6","ans2":"6"},"26,62",[4],[0,0,1]]