{{ item.prblmDtlExpln }}
1. Hello WORLD
my name is dd
step3.
{{ currentProblemIndex + 1 }}. {{ dataList.prblmExpln }}
{{ timer }}
sec
step3.
{{ currentProblemIndex + 1 }}. {{ dataList.prblmExpln }}
{{ timer }}
sec
{{ item.prblmDtlExpln }}