Compilare: user.cpp: In function ‘int calcmin()’: user.cpp:27:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(v[i].X<minn) ^ user.cpp: In function ‘int main()’: user.cpp:46:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=1;i<=p;i++) ^ user.cpp:42:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j,k,poz; ^ user.cpp:42:13: warning: unused variable ‘k’ [-Wunused-variable] int i,j,k,poz; ^ user.cpp:42:15: warning: unused variable ‘poz’ [-Wunused-variable] int i,j,k,poz; ^ user.cpp: In function ‘int calcmin()’: user.cpp:33:12: warning: ‘j’ may be used uninitialized in this function [-Wmaybe-uninitialized] return j; ^