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#include <bits/stdc++.h> using namespace std; int main() { vector<vector<char>> table= {{},{},{}}; char a,b,c; for (int i = 0; i < 3; i++) { cin >> a >> b>> c; table[i].push_back(a); table[i].push_back(b); table[i].push_back(c); } return 0; }