Compilare: main.cpp: In function 'int main()': main.cpp:100:25: warning: left operand of comma operator has no effect [-Wunused-value] for(int i=here,j=0;j<arb[1],i>0;) ~^~~~~~~ main.cpp: In function 'void read(int&)': main.cpp:54:36: 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,dim,fin),poz=0; ^ main.cpp:59:40: 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,dim,fin),poz=0; ^