44 lines
1.0 KiB
Markdown
44 lines
1.0 KiB
Markdown
|
---
|
||
|
|
icon: edit
|
||
|
|
date: 2023-01-31
|
||
|
|
category:
|
||
|
|
- cpp
|
||
|
|
headerDepth: 5
|
||
|
|
---
|
||
|
|
|
||
|
|
|
||
|
|
# C++ 字符串比较的一下方法
|
||
|
|
字符串比较是否包含
|
||
|
|
```
|
||
|
|
bool canConstruct(std::string ransomNote, std::string magazine)
|
||
|
|
{ //字符串等长情况
|
||
|
|
int magazineLength =magazine.length();
|
||
|
|
int ransomNoteLength =ransomNote.length();
|
||
|
|
if(magazineLength == ransomNoteLength){
|
||
|
|
for (size_t i = 0; i < ransomNoteLength; i++)
|
||
|
|
{
|
||
|
|
if(magazine[i]!=ransomNote[i]){
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (magazineLength > ransomNoteLength)
|
||
|
|
{
|
||
|
|
int temp= 0;
|
||
|
|
for (size_t i = 0; i < magazineLength; i++)
|
||
|
|
{
|
||
|
|
if(magazine[i]==ransomNote[temp]){
|
||
|
|
temp++;
|
||
|
|
}else{
|
||
|
|
temp = 0;
|
||
|
|
}
|
||
|
|
if(temp==ransomNoteLength){
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
```
|