Add chuanzhi cup final contest.

1 files changed, 48 insertions, 0 deletions

diff --git a/chuanzhi-cup/final-contest/5.cpp b/chuanzhi-cup/final-contest/5.cpp
new file mode 100644
index 0000000..a2707c0
--- /dev/null
+++ b/chuanzhi-cup/final-contest/5.cpp
@@ -0,0 +1,48 @@
+#include <algorithm>
+#include <iostream>
+
+int n, m;
+int w[100010];
+int c[100010];
+
+int main() {
+  std::ios_base::sync_with_stdio(false);
+  std::cin.tie(nullptr);
+
+  std::cin >> n >> m;
+
+  for (int i = 0; i < n; i++) {
+    std::cin >> w[i];
+  }
+
+  for (int i = 0; i < m; i++) {
+    std::cin >> c[i];
+  }
+
+  std::sort(w, w + n);
+  std::sort(c, c + m);
+
+  int a = 0, b = 0;
+  int count = 0;
+
+  while (true) {
+    if (a == n) {
+      break;
+    }
+    if (b == m) {
+      break;
+    }
+
+    if (w[a] >= c[b]) {
+      a++;
+      b++;
+      count++;
+    } else {
+      a++;
+    }
+  }
+
+  std::cout << count;
+
+  return 0;
+}