题目描述:
解法:
//双指针交换
class Solution {
public:
void reverseString(vector<char>& s) {
int l=0,r=s.size()-1;
char temp;
while(l<r){
swap(s[l],s[r]);
l++;r--;
}
}
};
题目描述:
解法:
//双指针交换
class Solution {
public:
void reverseString(vector<char>& s) {
int l=0,r=s.size()-1;
char temp;
while(l<r){
swap(s[l],s[r]);
l++;r--;
}
}
};