版权声明: https://blog.csdn.net/weixin_39792252/article/details/82415095
J Rikka with Nickname
模拟:
#include<bits/stdc++.h>
using namespace std;
string ans, s, t;
int main()
{
int T;
scanf("%d", &T);
while(T--) {
int n;
scanf("%d", &n);
cin >> ans; n--;
while(n--) {
cin >> s;
int i = 0, j = 0;
for(; i < ans.length()&&j < s.length(); i++) {
if(ans[i] == s[j]) j++;
}
for(; j < s.length(); j++) ans += s[j];
}
cout << ans << endl;
}
return 0;
}