
Asked in LTIMindtree
Sum of Squares of First N Natural Numbers Problem Statement
You are tasked with finding the sum of squares of the first N
natural numbers for given test cases.
Input:
The first line contains an integer 'T', the number of test cases. Each of the next 'T' lines contains a single integer 'N', representing the number for which the sum of squares is to be calculated.
Output:
For each test case, output the sum of squares of the first 'N' natural numbers on a new line.
Example:
Input:
2
4
3
Output:
30
14
Explanation:
For N = 4
, the sum is 1^2 + 2^2 + 3^2 + 4^2 = 30
. For N = 3
, the sum is 1^2 + 2^2 + 3^2 = 14
.
Constraints:
1 ≤ T ≤ 10^4
1 ≤ N ≤ 5*10^5
- Time Limit: 1 sec.
Note:
You are not required to print the expected output, it has already been taken care of. Just implement the function.

AnswerBot
4mo
Calculate the sum of squares of the first N natural numbers for given test cases.
Read the number of test cases 'T'
For each test case, read the value of 'N'
Calculate the sum of squares of the first 'N'...read more
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