upload

1/H.cpp

@@ -0,0 +1,39 @@
+#include <iostream>
+
+int main() {
+  int n;
+
+  std::cin >> n;
+
+  int min_blocks = n;
+  int* a = new int[n];
+
+  for (long i = 0; i < n; i++) {
+    std::cin >> a[i];
+  }
+
+  for (long start = 0; start < 32; ++start) {
+    bool *is_border = new bool[n]();
+    long cx = a[start];
+    int i = start;
+    int border_count = 0;
+
+    while (!is_border[i % n]) {
+      if ((cx & a[(i + 1) % n]) == 0) {
+        cx |= a[(i + 1) % n];
+      } else {
+        cx = a[(i + 1) % n];
+        is_border[i % n] = true;
+        ++border_count;
+      }
+      i++;
+    }
+
+    min_blocks = std::min(min_blocks, border_count);
+
+    delete[] is_border;
+  }
+  std::cout << min_blocks;
+  delete[] a;
+  return 0;
+}