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zhyf  •  12小时前


include <bits/stdc++.h>

using namespace std;

int main() {

int k, sum = 0;
cin >> k;
for (int a = 0; a <= 50; a++) {
	for (int b = 0; b <= 30; b++) {
		for (int c = 0; c <= 20; c++) {
			if (a * a + b * b * 2 + c * c * 3 == k)
				sum++;
		}
	}

}
cout << sum;
return 0;

}


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