Compilare: main.cpp: In function 'void bfs()': main.cpp:34:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if ( nod.s == S.size() ) ~~~~~~^~~~~~~~~~~ main.cpp:48:13: warning: this 'while' clause does not guard... [-Wmisleading-indentation] while ( ok ( ci , -- cj ) ) ^~~~~ main.cpp:51:17: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'while' if ( S [ directie ] == 'N' ) ^~ main.cpp:52:13: warning: this 'while' clause does not guard... [-Wmisleading-indentation] while ( ok ( -- ci , cj ) ) ^~~~~ main.cpp:55:17: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'while' if ( S [ directie ] == 'E' ) ^~ main.cpp:56:13: warning: this 'while' clause does not guard... [-Wmisleading-indentation] while ( ok ( ci , ++ cj ) ) ^~~~~ main.cpp:59:17: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'while' if ( S [ directie ] == 'S' ) ^~