Compilare: user.cpp: In function ‘int main()’: user.cpp:73:14: warning: suggest parentheses around comparison in operand of ‘&’ [-Wparentheses] if(numar[i]&1==1) ^ user.cpp:62:6: warning: unused variable ‘a’ [-Wunused-variable] int a,b; ^ user.cpp:62:8: warning: unused variable ‘b’ [-Wunused-variable] int a,b; ^ user.cpp:60:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d%d",&nod,&muc); ^ user.cpp:66:36: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d%d",&v[i].x,&v[i].y); ^