'commit'

LuoGu/RuMen/P2006.cpp

@@ -0,0 +1,17 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+int main() {
+    ios::sync_with_stdio(false); //读入输出优化的强迫症
+    int k, m, n, f, s, i, fl = 1;
+    cin >> k >> m >> n;
+    for (i = 1; i <= m; i++) {
+        cin >> f >> s;
+        if (f == 0 || k / f * s >= n) {
+            fl = 0;
+            cout << i << ' ';
+        }
+    }
+    if (fl) cout << -1;
+}