-
Notifications
You must be signed in to change notification settings - Fork 146
/
1509D-BinaryLiterature.cpp
28 lines (22 loc) · 1.04 KB
/
1509D-BinaryLiterature.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
#include <iostream>
int main(){
long t; std::cin >> t;
while(t--){
long n; std::cin >> n;
std::string a, b, c; std::cin >> a >> b >> c;
long x(0), y(0), z(0);
std::string t("");
for(long p = 0; p < 3 * n && x < a.size() && y < b.size() && z < c.size(); p++){
if(a[x] == b[y]){t += a[x]; ++x; ++y;}
else if(a[x] == c[z]){t += a[x]; ++x; ++z;}
else if(b[y] == c[z]){t += b[y]; ++y; ++z;}
}
if(x == a.size() && y <= z){for(long p = z; p < c.size(); p++){t += c[p];}}
else if(x == a.size() && z <= y){for(long p = y; p < b.size(); p++){t += b[p];}}
else if(y == b.size() && x <= z){for(long p = z; p < c.size(); p++){t += c[p];}}
else if(y == b.size() && z <= x){for(long p = x; p < a.size(); p++){t += a[p];}}
else if(z == c.size() && x <= y){for(long p = y; p < b.size(); p++){t += b[p];}}
else if(z == c.size() && y <= x){for(long p = x; p < a.size(); p++){t += a[p];}}
std::cout << t << std::endl;
}
}