题解 | #反转字符串#
反转字符串
http://www.nowcoder.com/practice/c3a6afee325e472386a1c4eb1ef987f3
class Solution {
public:
/**
* 反转字符串
* @param str string字符串
* @return string字符串
*/
string solve(string str) {
int len = str.length();
int i;
char temp;
for (i = 0; i < len / 2; i++)
{
temp = str[i];
str[i] = str[len-1 - i];
str[len-1 - i] = temp;
}
return str;
}
};