Compilare: main.cpp:13:0: warning: ignoring #pragma warning [-Wunknown-pragmas] #pragma warning "sorry" main.cpp: In function 'int main()': main.cpp:47:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = i + 1; j < words.size(); ++j) { ~~^~~~~~~~~~~~~~ main.cpp:56:45: warning: array subscript has type 'char' [-Wchar-subscripts] } else { d[i] = m[uc-'a'] + 1; m[pcc] = d[i]; } ^ main.cpp:63:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = _+1 ;i<words.size()&&d[_];++i){ ~^~~~~~~~~~~~~ main.cpp:26:33: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("text.in","r",stdin); ^ main.cpp:27:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("text.out","w",stdout); ^