27 lines
394 B
C++
27 lines
394 B
C++
#include <iostream>
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#include <vector>
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#include <algorithm>
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using namespace std;
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vector<int> a;
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void solve() {
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a.resize(4);
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for (int i = 0; i < a.size(); ++i) {
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cin >> a[i];
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}
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sort(begin(a), end(a));
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if (a.front() == a.back()) {
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cout << "YES";
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} else
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cout << "NO";
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cout << '\n';
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}
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int main() {
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int t;
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cin >> t;
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for (int i = 0; i < t; ++i) {
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solve();
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}
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}
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