class Solution {
public:
void reverseString(vector<char>& s) {
char temp;
for (int i = 0, j = s.size() - 1; i < j; i++, j--) {
temp = s[i];
s[i] = s[j];
s[j] = temp;
}
}
};
class Solution {
public:
void reverseString(vector<char>& s) {
char temp;
for (int i = 0, j = s.size() - 1; i < j; i++, j--) {
temp = s[i];
s[i] = s[j];
s[j] = temp;
}
}
};