Zomato Happy Order Number
Zomato Happy Order Number
EasyMath0% accepted
Zomato assigns happy numbers to lucky orders. A happy number repeatedly replaces itself with the sum of squares of its digits; if it reaches 1 it is happy. Given n, determine if it is a happy number.
Approach
Determine if a number is happy (sum of digit squares eventually reaches 1).
Input
1
Output
YES
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