2

2026-07-24 13:46:36 +08:00
parent 536a697566
commit 2b6dc69bde
7 changed files with 305 additions and 36 deletions
@@ -0,0 +1,78 @@
+#include <iostream>
+#include <vector>
+
+using namespace std;
+
+int package_requirement(vector<int> box_counts) {
+    int answer = box_counts[5] + box_counts[4] + box_counts[3];
+    // 5x5
+    box_counts[0] -= min(box_counts[4] * 11, box_counts[0]);
+    // 4x4
+    box_counts[1] -= box_counts[3] * 5;
+    if (box_counts[1] < 0) {
+        // 放 1x1
+        box_counts[0] -= min(-box_counts[1] * 4, box_counts[0]);
+        box_counts[1] = 0;
+    }
+    // 3x3
+    if (box_counts[2]) {
+        answer += (box_counts[2] - 1) / 4 + 1;
+        switch (4 - box_counts[2] % 4) {
+            case 4: break;
+            case 1:
+                box_counts[1]--;
+                box_counts[0] -= min(5, box_counts[0]);;
+                // if (box_counts[1]) {
+                //     box_counts[1]--;
+                //     box_counts[0] -= min(5, box_counts[0]);;
+                // } else {
+                //     box_counts[0] -= min(9, box_counts[0]);
+                // }
+                break;
+            case 2:
+                box_counts[1] -= 3;
+                box_counts[0] -= min(6, box_counts[0]);
+                break;
+            case 3:
+                box_counts[1] -= 5;
+                box_counts[0] -= min(7, box_counts[0]);
+                break;
+            default:
+                throw logic_error("remaining_3x3_areas must be 4(0), 1, 2, or 3");
+        }
+        if (box_counts[1] < 0) {
+            // 放 1x1
+            box_counts[0] -= min(-box_counts[1] * 4, box_counts[0]);
+            box_counts[1] = 0;
+        }
+    }
+    // 2x2
+    if (box_counts[1]) {
+        answer += (box_counts[1] - 1) / 9 + 1;
+        int remaining_2x2_areas = 9 - box_counts[1] % 9;
+        if (remaining_2x2_areas == 9) { remaining_2x2_areas = 0; }
+        box_counts[0] -= min(remaining_2x2_areas * 4, box_counts[0]);
+    }
+    // 1x1
+    if (box_counts[0]) {
+        answer += (box_counts[0] - 1) / 36 + 1;
+    }
+    return answer;
+}
+
+int main() {
+    ios::sync_with_stdio(false);
+    cin.tie(nullptr);
+    vector<int> box_counts(6);
+
+    for (;;) {
+        cin >> box_counts[0] >> box_counts[1] >> box_counts[2] >> box_counts[3] >> box_counts[4] >> box_counts[5];
+        if (box_counts[0] == 0 && box_counts[1] == 0 && box_counts[2] == 0 && box_counts[3] == 0 && box_counts[4] == 0
+            && box_counts[5] == 0) {
+            break;
+        }
+        cout << package_requirement(box_counts) << endl;
+    }
+
+    return 0;
+}