Compilare: main.cpp: In function 'void citire()': main.cpp:28:29: 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:30:36: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d",&G[i],&V[i]); ^ main.cpp: In function 'void pd()': main.cpp:34:7: warning: 'i' is used uninitialized in this function [-Wuninitialized] for(i=G[i];i<=Gmax;i++) ~^~~~~