Compilare: main.cpp:4:0: warning: ignoring #pragma warning [-Wunknown-pragmas] #pragma warning (disable:4996) main.cpp: In function 'int main()': main.cpp:97:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < s.size(); ++i) ~~^~~~~~~~~~ main.cpp:100:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 0; j < s.size(); ++j) ~~^~~~~~~~~~ main.cpp:112:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < s.size(); ++i) ~~^~~~~~~~~~ main.cpp:114:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 0; j < s.size(); ++j) ~~^~~~~~~~~~ main.cpp: In member function 'char InParser::read()': main.cpp:23:29: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result] fread(buff, 1, 4096, fin); ^