Compilare: user.cpp: In function ‘int cb0(int, int, int)’: user.cpp:13:14: warning: ‘sol’ may be used uninitialized in this function [-Wmaybe-uninitialized] if (v[sol]==x) return sol; ^ user.cpp: In function ‘int cb1(int, int, int)’: user.cpp:25:12: warning: ‘sol’ may be used uninitialized in this function [-Wmaybe-uninitialized] return sol; ^ user.cpp: In function ‘int cb2(int, int, int)’: user.cpp:36:12: warning: ‘sol’ may be used uninitialized in this function [-Wmaybe-uninitialized] return sol; ^ user.cpp: In function ‘int main()’: user.cpp:50:39: warning: ‘sol’ may be used uninitialized in this function [-Wmaybe-uninitialized] else printf("%d\n",cb2(x,1,N)); ^ user.cpp:49:53: warning: ‘sol’ may be used uninitialized in this function [-Wmaybe-uninitialized] else if (tipOp==1) printf("%d\n",cb1(x,1,N)); ^ user.cpp:13:14: warning: ‘sol’ may be used uninitialized in this function [-Wmaybe-uninitialized] if (v[sol]==x) return sol; ^ user.cpp:6:9: note: ‘sol’ was declared here int sol; ^