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28 lines
480 B
C++
28 lines
480 B
C++
#include <iostream>
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using std::cin;
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using std::cout;
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const char endl = '\n';
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int n, a, b, c, d, ans;
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int main() {
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std::ios::sync_with_stdio(false);
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cin.tie(nullptr);
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cin >> n;
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while (n--) {
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cin >> a >> b >> c >> d;
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for (int i = 1, j; i <= std::min(b, d); i = j + 1) {
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j = std::min(b / (b / i), d / (d / i));
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if (b / j * j >= a && d / j * j >= c) ans = j;
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}
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cout << ans << endl;
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}
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return 0;
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}
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