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Question
The minimum number of steps required to construct 21100 is:
The minimum number of steps required to construct 21100 is:
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Solution
The correct option is C 5
Start with 20.
Step 1: 20
Step 2: 200 (Logic 2)
Step 3: 20000 (Logic 2)
Step 4: 200000000 (Logic 2)
Step 5: 21100 (Logic 3)
Start with 20.
Step 1: 20
Step 2: 200 (Logic 2)
Step 3: 20000 (Logic 2)
Step 4: 200000000 (Logic 2)
Step 5: 21100 (Logic 3)
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