Compilare: user.cpp: In function ‘int main()’: user.cpp:91:26: warning: pointer to a function used in arithmetic [-Wpointer-arith] del[v[lo]]; ^ user.cpp:91:26: warning: value computed is not used [-Wunused-value] user.cpp:91:26: warning: statement has no effect [-Wunused-value] user.cpp:92:30: warning: pointer to a function used in arithmetic [-Wpointer-arith] if(caut[v[lo]]==false) ^ user.cpp:49:13: warning: unused variable ‘j’ [-Wunused-variable] int n,i,j,lo,hi,l,u,mid,cnt=1,nr; ^ user.cpp:49:25: warning: unused variable ‘mid’ [-Wunused-variable] int n,i,j,lo,hi,l,u,mid,cnt=1,nr; ^ user.cpp:49:35: warning: unused variable ‘nr’ [-Wunused-variable] int n,i,j,lo,hi,l,u,mid,cnt=1,nr; ^ user.cpp:51:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d%d%d",&n,&l,&u); ^ user.cpp:55:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d",&v[i]); ^