'commit'

TangDou/LanQiaoBei/ZhongGaoJi/LanQiao14STEMA202302/8.cpp

@@ -0,0 +1,25 @@
+#include <iostream>
+using namespace std;
+int n, cnt;
+int f(int n) {
+    if (n == 2)
+        cnt = 2;
+    else if (n == 4)
+        cnt = 4;
+    else if (n == 5)
+        cnt = 3;
+    else if (n == 7)
+        cnt = 3;
+    else if (n % 3 == 0)
+        cnt = n / 3;
+    else if (n % 3 == 1)
+        cnt = (n - 7) / 3 + 3;
+    else if (n % 3 == 2)
+        cnt = (n - 5) / 3 + 3;
+    return cnt;
+}
+int main() {
+    for (int i = 2; i <= 100; i++)
+        cout << "i=" << i << ",fan=" << f(i) << endl;
+    return 0;
+}