#include <iostream> using namespace std; int main() { int n, m, k; cin >> n >> m >> k; int count = 0; for (int i = 0; i < n; i++) { int total_score = 0; for (int j = 0; j < m; j++) { int score; cin >> score; total_score += score; } if (total_score >= k) { count++; } } cout << count << endl; return 0; } /************************************************************** Problem: 2026 User: fuyijun Language: C++ Result: Accepted Time:8 ms Memory:2072 kb ****************************************************************/