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P8254 [NOI Online 2022 普及组] 王国比赛(民间数据)
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Luogu/P8254/P8254.cpp
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30
Luogu/P8254/P8254.cpp
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#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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const int N = 1005;
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int n, m, a[N], ans;
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int main() {
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std::ios::sync_with_stdio(false);
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cin >> n >> m;
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for (int i = 1; i <= m; i++) {
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for (int j = 1, x; j <= n; j++) {
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cin >> x;
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if (x) a[j]++;
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}
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}
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for (int i = 1, x; i <= n; i++) {
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cin >> x;
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if (x == (a[i] > m - a[i])) ans++;
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}
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cout << ans << endl;
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return 0;
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}
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