递归,无限迷茫中……
#include <iostream> void countdown (int n); int main() { countdown(4); return 0; } void countdown(int n) { using namespace std; cout<<"Counting down ... "<<n<<"\t(n at "<<&n<<")"<<endl; if (n > 0) countdown(n-1); cout<<n<<": Kaboom!\t\t"<<"(n at "<<&n<<")"<<endl; }
迷茫啊迷茫。。呃

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