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Problem B: Sum
Problem B: Sum
Time Limit:
1 Sec
Memory Limit:
128 MB
Submit:
1659
Solved:
490
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Description
Given \(n\), please calculate \(S(n)\) where
\[
S(n)=\sum_{i=1}^n i*(i+1)/2
\]
Input
The 1st line is a positive integer \(T(1⩽ T ⩽ 100000)\)
which is the number of test cases.
Then \(T\) lines follow. Each line
has
an integer \(n(1⩽ n ⩽ 1000000)\) for a test case.
Output
Output
T
lines. Each line is the result value
ans
.
Sample Input
2 1 2
Sample Output
1 4
HINT
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