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#include<iostream>
using namespace std;
template<int N, int M>
bool func(string (&A)[N][M], short w) {
bool check{false};
for(int i = 0; i < N; ++i) {
bool counter{false};
string str{""};
string str2{""};
for(int j = 0; j < M; ++j) {
if(A[i][j].length() < w) {
counter = false;
continue;
}
if(!counter) {
str = A[i][j].substr(0, w);
counter = true;
continue;
}
str2 = A[i][j].substr(A[i][j].length()-w, w);
if(str == str2) {
check = true;
break;
} else {
j--;
counter = false;
}
}
if(check) break;
}
return check;
}
int main() {
string A[3][3] = {
{"parola", "allorapar", "bla",},
{"", "red", "red",},
{"blue", "", "",},
};
cout << func(A, 3);
return 0;
}
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