Compilare: main.cpp: In function 'void afisare()': main.cpp:27:54: warning: format '%d' expects argument of type 'int', but argument 4 has type 'double' [-Wformat=] fprintf(fout,"%d %d\n",v[i].greutate,v[i].val); ^ main.cpp: In function 'int main()': main.cpp:47:9: warning: unused variable 'greutate' [-Wunused-variable] int greutate=0; ^~~~~~~~ main.cpp:37:33: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d %d",&n,&gMax); ^ main.cpp:40:53: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d %f",&v[i].greutate,&v[i].val); ^