#include #include using namespace std;void fun(char *s){ fstream file; file.open("D:\\1.txt",ios::out); if(!file.is_open()) { cout<<"D:\\1.txt打开失败"<='a'&&s[i]<='z') file<>s; fun(s); file.open("D:\\1.txt",ios::in); if(!file.is_open()) { cout<<"D:\\1.txt打开失败"<>c; if(c=='#') n++; } cout<
