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authorYuqian Yang <crupest@crupest.life>2025-02-28 23:13:39 +0800
committerYuqian Yang <crupest@crupest.life>2025-02-28 23:13:39 +0800
commit99e2e923d0c77b02f3fb4ff648ea916954868606 (patch)
treeec8e03f6f2cd1ce43990fb4fe6cd631967d0237e /store/works/solutions/acwing/1227.cpp
parent1cee979f5d36b311a03cc7397a036ba11caf3d42 (diff)
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chore(store): move everything to store.
Diffstat (limited to 'store/works/solutions/acwing/1227.cpp')
-rw-r--r--store/works/solutions/acwing/1227.cpp50
1 files changed, 50 insertions, 0 deletions
diff --git a/store/works/solutions/acwing/1227.cpp b/store/works/solutions/acwing/1227.cpp
new file mode 100644
index 0000000..ff14be2
--- /dev/null
+++ b/store/works/solutions/acwing/1227.cpp
@@ -0,0 +1,50 @@
+#include <iostream>
+
+const int M = 1e5 + 10;
+
+int N, K;
+int H[M];
+int W[M];
+
+bool check(int l) {
+ if (l == 0)
+ return true;
+
+ int count = 0;
+
+ for (int i = 1; i <= N; i++) {
+ count += (H[i] / l) * (W[i] / l);
+ if (K <= count) {
+ return true;
+ }
+ }
+
+ return false;
+}
+
+int main() {
+ std::ios_base::sync_with_stdio(false);
+ std::cin.tie(nullptr);
+
+ std::cin >> N >> K;
+
+ for (int i = 1; i <= N; i++) {
+ std::cin >> H[i] >> W[i];
+ }
+
+ int l = 0, r = M;
+
+ while (l != r) {
+ int m = l + ((r - l + 1) / 2);
+
+ if (check(m)) {
+ l = m;
+ } else {
+ r = m - 1;
+ }
+ }
+
+ std::cout << l;
+
+ return 0;
+}