HDU ACM 11 2023 求平均成绩

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#include <iostream>using namespace std;int main(){double Lu[100][100];int n, m, x, j = 0, Yi = 0, Zheng = 0;double sum = 0, averange;double Hui[100];double w[100];while (cin >> n >> m && n){for (int i = 0; i < n; i++)for (x = 0; x < m; x++)cin >> Lu[i][x];for (int i = 0; i < n; i++){for (x = 0; x < m; x++)sum += Lu[i][x];averange = sum/m;w[i] = averange;averange = 0;sum = 0;}cout << fixed;cout.precision(2);cout << w[0];for (int i = 1; i < n; i++)cout << ' ' << w[i];cout << endl;for (int i = 0; i < m; i++){for (x = 0; x < n; x++)sum += Lu[x][i];averange = sum/n;Hui[i] = averange;cout << fixed;cout.precision(2);averange = 0;sum = 0;}cout << Hui[0];for (int i = 1; i < m; i++)cout << ' ' << Hui[i];cout << endl;for (int i = 0; i < n; i++){for (x = 0; x < m; x++){if (Lu[i][x] >= Hui[x])Yi++;}if (Yi == m)Zheng++;Yi = 0;}cout << Zheng << endl << endl;Zheng = 0;j = 0;}return 0;}

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