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P7589 黑白棋(2021 CoE-II B)
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19
Luogu/problem/P7589/P7589.cpp
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19
Luogu/problem/P7589/P7589.cpp
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#include <bits/stdc++.h>
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using namespace std;
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int t, n, k, d, y, b, w, r;
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int main() {
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cin >> t;
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while (t--) {
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r = 0;
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cin >> n >> k >> d;
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while (n--) {
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cin >> y >> b >> w;
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r ^= abs(b - w) - 1;
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}
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cout << (r ? "Yes" : "No") << endl;
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}
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return 0;
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}
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