求方程 $$x^5 + y^4 + z^3 + w^2 + t = n$$ 的解的个数，其中 $x, y, z, w, t$ 为正整数变量，$n$ 为已知的正整数。
输入包含一个整数 $n$ ($1 \le n \le 10^9$)。
输出一个整数，即解的个数。
样例
输入格式 1
12
输出格式 1
3
输入格式 2
2019
输出格式 2
7386
输入格式 3
1000000
输出格式 3
26734730
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QOJ
Límite de tiempo: 1.0 s
Límite de memoria: 64 MB
Puntuación total: 100
#18083. 简单方程
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