(因为我是若只所以只会写这几题题解) A chmod 点此跳转 打表模拟即可 参考代码 #include<bits/stdc++.h> using namespace std; string a[8] = {"---","--x","-w-","-wx","r--","r-x","rw-","rwx"}; void solve(){ string s; cin >> s; int n = 3; while(n--){ cout << a[s[2 - n] - '0']; } cout << endl; return ; } int main(...