Compilare: main.cpp:9:0: warning: ignoring #pragma warning [-Wunknown-pragmas] #pragma warning(disable:4996) main.cpp: In member function 'InParser& InParser::operator>>(int&)': main.cpp:34:13: warning: this 'while' clause does not guard... [-Wmisleading-indentation] while(!isdigit(c = read())); ^~~~~ main.cpp:35:17: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'while' n = c - '0'; ^ main.cpp: In member function 'char InParser::read()': main.cpp:20:40: 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, f); ^