pat乙级1052

输出“”字符：

1 cout << "\";

因为‘’是转义字符，例如“ ”代表换行。

同理，printf输出“%”:

1 printf("%%");

 1 #include <iostream>
 2 #include <string>
 3 using namespace std;
 4 
 5 void func(string s, string arr[])
 6 {
 7     int t = 0;
 8     for (int i = 0; i < s.size(); i++)
 9     {
10         if (s[i] == '[')
11         {
12             i++;
13             while (s[i] != ']')
14             {
15                 arr[t] += s[i];
16                 i++;
17             }
18             t++;
19         }
20     }
21 }
22 bool func2(string &s, int i, string arr[])
23 {
24     if (i >= 10 || arr[i].empty())
25     {
26         cout << "Are you kidding me? @\/@" << endl;
27         return false;
28     }
29     s += arr[i];
30     return true;
31 }
32 int main()
33 {
34     string hands, eyes, mouths;
35     getline(cin, hands);
36     getline(cin, eyes);
37     getline(cin, mouths);
38     string hands2[10], eyes2[10], mouths2[10];
39     func(hands, hands2);
40     func(eyes, eyes2);
41     func(mouths, mouths2);
42     
43     int n;
44     cin >> n;
45     int h1, e1, m, e2, h2;
46     for (int i = 0; i < n; i++)
47     {
48         string s;
49         cin >> h1 >> e1 >> m >> e2 >> h2;
50         if (!func2(s, h1-1, hands2)) continue;
51         s += "(";
52         if (!func2(s, e1-1, eyes2)) continue;
53         if (!func2(s, m-1, mouths2)) continue;
54         if (!func2(s, e2-1, eyes2)) continue;
55         s += ")";
56         if (!func2(s, h2-1, hands2)) continue;
57         cout << s << endl;
58     }
59     return 0;
60 }