蓝桥杯 ADV-78 算法提高 最长单词

#include <iostream>
using namespace std;
int main() {
string s;
string temp;
int mmax = 0;
while(cin >> temp) {
int len = temp.length();
if(mmax < len) {
mmax = len;
s = temp;
}
}
cout << s;
return 0;
}