#include #include #include #include #include #include using namespace std; bool Nnew[15]; int n = 9; int a[15][15] = {{0,0,1,1,0,0,0,0,0},{0,0,1,0,0,0,0,0,0},{1,1,0,0,0,1,0,0,0,},{1,0,0,0,1,0,0,0,0},{0,0,0,1,0,0,1,1,0,},{0,0,1,0,0,0,1,0,0,},{0,0,0,0,1,1,0,1,1},{0,0,0,0,1,0,1,0,0},{0,0,0,0,0,0,1,0,0}}; void Pg(int v) { int i; Nnew[v] = false; cout<