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Problem B
Cubes
Languages
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sv
Nadja’s cubes (cc by-sa Swedish Olympiad in Informatics
2018)
Input
The input consists of a single integer N on the first and only line, $1 \leq N \leq 100$.
Output
The program should output a single line containing an integer: the number of small cubes Nadja needs.
Scoring
|
Group |
Points |
Constraints |
|
$1$ |
$20$ |
$N = 10$ |
|
$2$ |
$80$ |
No additional constraints. |
Explanation of Example
In example 1, Nadja wants one cube of each side length from $1$ to $4$. Thus, she needs $1^3 + 2^3 + 3^3 + 4^3 = 100$ small cubes.
| Sample Input 1 | Sample Output 1 |
|---|---|
4 |
100 |
| Sample Input 2 | Sample Output 2 |
|---|---|
7 |
784 |
