leetcode-daily/cpp/more/0344.cpp

24 lines
408 B
C++

#include <vector>
class Solution {
public:
static void reverseString(std::vector<char>& s) {
char tmp;
for (int i = 0, j = s.size() - 1; i < j; ++i, --j) {
tmp = s[i];
s[i] = s[j];
s[j] = tmp;
}
}
};
int main() {
const char str[] = "hello";
std::vector<char> args;
args.reserve(sizeof str);
for (auto i : str)
if (i)
args.push_back(i);
Solution::reverseString(args);
return 0;
}