[{"N":4,"a":2,"type":1,"first":281},{"so1":978,"so2":1},{"so1":688,"so2":282},{"so1":2,"so2":4},{"type":1,"so1":3,"so2":15},{"pheptinh":"-","dv":1,"vitri":0,"so1":85,"so2":4},{"sIndex":5,"cIndex":16,"color":"#119dff"},{"type":2,"so2":5,"so3":1,"so1":25},{"type":1,"b":3,"c":2},{"em":9,"anh":13,"type":2}]
[["284","287","290"],"979","406",{"ans0":"4*2","ans1":"8"},{"ans0":"15:3","ans1":"5"},"45","6","30",">","9"]
