Compilare: user.cpp: In function ‘void insert(node*)’: user.cpp:26:8: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(nou->where>p->where) ^ user.cpp:29:11: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(nou->where<p->where) ^ user.cpp: In function ‘int main()’: user.cpp:50:32: warning: unused variable ‘c’ [-Wunused-variable] long long begin, end, eMax=0, c, ci, length=0, maxLength=0, vmin; ^ user.cpp:50:39: warning: unused variable ‘length’ [-Wunused-variable] long long begin, end, eMax=0, c, ci, length=0, maxLength=0, vmin; ^ user.cpp:50:62: warning: unused variable ‘vmin’ [-Wunused-variable] long long begin, end, eMax=0, c, ci, length=0, maxLength=0, vmin; ^ user.cpp:51:14: warning: unused variable ‘hi’ [-Wunused-variable] int n,h, hi; ^