Consider four digit numbers for which the first two digits are equal and the last two digits are also equal. How many such numbers are perfect squares?

3
2
4
0
1

[spoiler]OA E

Is there any method to reach the number or just have to do squares of all the numbers from 32 to 99. The number is 7744, If there is any method in number system to solve this problem
Please share.
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