Compilare: user.cpp: In function ‘int main()’: user.cpp:44:24: warning: deprecated conversion from string constant to ‘char*’ [-Wwrite-strings] readinit("ksecv.in"); ^ user.cpp: In function ‘char getch()’: user.cpp:26:42: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] if(ind==4096) {fread(buffer,1,4096,f);ind=0;} ^