Compilare: user.cpp: In function ‘int main()’: user.cpp:51:9: warning: variable ‘prec’ set but not used [-Wunused-but-set-variable] int prec[10]; ^ user.cpp: In function ‘int minim(bool*, int*, int)’: user.cpp:32:12: warning: ‘k’ may be used uninitialized in this function [-Wmaybe-uninitialized] return k; ^ user.cpp: In function ‘int main()’: user.cpp:72:34: warning: ‘k’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(A[i][j]+dmin[i]<dmin[j]) ^