Compilare: main.cpp:4:0: warning: ignoring #pragma warning [-Wunknown-pragmas] #pragma warning "da 100% din tine. :)" main.cpp: In function 'int main()': main.cpp:34:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (unsigned pos = 0; pos < (1 << m); ++pos) { ~~~~^~~~~~~~~~ main.cpp:24:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("flip.in", "r", stdin); ^ main.cpp:25:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("flip.out", "w", stdout); ^