Compilare: user.cpp: In function ‘int main()’: user.cpp:111:9: warning: unused variable ‘a’ [-Wunused-variable] int a,b,c,d; ^ user.cpp:111:11: warning: unused variable ‘b’ [-Wunused-variable] int a,b,c,d; ^ user.cpp:111:13: warning: unused variable ‘c’ [-Wunused-variable] int a,b,c,d; ^ user.cpp:111:15: warning: unused variable ‘d’ [-Wunused-variable] int a,b,c,d; ^ user.cpp: In function ‘void normalizare()’: user.cpp:42:78: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d%d%d%d",&x[i].bval,&y[i].bval,&x[i+n].bval,&y[i+n].bval); ^ user.cpp: In function ‘int main()’: user.cpp:109:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d %d",&n,&k); ^