how can be there are four ways to reach to the step “3” ?
my ans : three ways only, (2,3) (1,3) (0,3)
can you explain how four ?
At timestamp 6:36
(1,2,3) taking one each time! this will be 4th way
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how can be there are four ways to reach to the step “3” ?
my ans : three ways only, (2,3) (1,3) (0,3)
can you explain how four ?
(1,2,3) taking one each time! this will be 4th way