Compilare: main.cpp: In function 'void Fill(int, int, const int&)': main.cpp:30:17: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if (Verify(i + dx[k], j + dy[k])); ^~ main.cpp:31:21: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' Fill(i + dx[k], j + dy[k], cost); ^~~~ main.cpp: In function 'int main()': main.cpp:52:9: warning: unused variable 'cost' [-Wunused-variable] int cost = 0; ^~~~