题解 | #字符串反转#
字符串反转
https://www.nowcoder.com/practice/e45e078701ab4e4cb49393ae30f1bb04
## 双指针
int main(){
string str;
getline(cin,str);
for(int i=0,j=str.size()-1;i<j;i++,j--){
char temp;
temp = str[i];
str[i] = str[j];
str[j] = temp;
}
cout << str << endl;
return 0;
}