Compilare: user.cpp: In function ‘int task1(long int, long int, long unsigned int)’: user.cpp:20:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(v[mij>q]) return task1(p,mij-1,q); ^ user.cpp: In function ‘int task0(long int, long int, long unsigned int)’: user.cpp:14:38: warning: control reaches end of non-void function [-Wreturn-type] if(v[mij]<q) return task0(mij+1,u,q);} ^ user.cpp: In function ‘int task1(long int, long int, long unsigned int)’: user.cpp:21:38: warning: control reaches end of non-void function [-Wreturn-type] if(v[mij]<q) return task1(mij+1,u,q);} ^ user.cpp: In function ‘int task2(long int, long int, long unsigned int)’: user.cpp:27:47: warning: control reaches end of non-void function [-Wreturn-type] if(v[mij]>=q) {ok=1; return task2(p,mij-1,q);}} ^