Compilare: user.cpp: In function ‘int cautbin(int)’: user.cpp:16:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (p+i<=n&&x>=t[p+i].a) ^ user.cpp: In function ‘int main()’: user.cpp:43:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (t[x].a==p) ^ user.cpp:49:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (x>=1&&t[x].a>=p) ^ user.cpp:53:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (y<n&&t[y+1].a<=q) ^