blob: 3098381c98e4c10d649e5115df00db5a8b3d2afb (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
#include <iostream>
#include <forward_list>
/*
*
* 9.28
*
*
*/
std::forward_list<std::string> &ch9e28(std::forward_list<std::string> &fl, std::string findme, std::string s) {
bool success = false;
auto beg = fl.begin();
auto end = fl.cend();
while(beg != end) {
if(*beg == findme) {
beg = fl.insert_after(beg, s);
success = true;
break;
} else {
++beg;
}
}
if(success == false) {
auto sbeg = fl.begin();
auto sbbeg = fl.before_begin();
for(; sbeg != end ; ++sbeg, ++sbbeg) {
}
fl.insert_after(sbbeg, s);
}
return fl;
}
int main () {
/*
My solution felt a bit hacky but it works, whatever.
*/
std::forward_list<std::string> flm = {"HELLO", "AA", "YO", "HELL"};
std::string s = "HELLOafter";
ch9e28(flm, "HELLO", s);
for(auto &a : flm) {
std::cout << a << std::endl;
}
return 0;
}
|
