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24 lines
462 B
24 lines
462 B
2 years ago
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#include <bits/stdc++.h>
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using namespace std;
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typedef long long LL;
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int main() {
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int k;
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scanf("%d", &k);
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while (k--) {
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LL n, d, e;
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scanf("%lld%lld%lld", &n, &d, &e);
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LL m = n - e * d + 2;
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LL dt = m * m - 4 * n;
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LL r = sqrt(dt);
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if (dt < 0 || r * r != dt)
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puts("NO");
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else
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printf("%lld %lld\n", (m - r) / 2, (m + r) / 2);
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}
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return 0;
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}
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