Compilare: user.cpp: In function ‘int secv(int*, int, int, int)’: user.cpp:8:39: warning: unused variable ‘a’ [-Wunused-variable] int v[1001]={0},i,max=-1,min=1001,a,b; ^ user.cpp:8:41: warning: unused variable ‘b’ [-Wunused-variable] int v[1001]={0},i,max=-1,min=1001,a,b; ^ user.cpp: In function ‘int main()’: user.cpp:54:13: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(secv(f,N,i,j)==1) ^ user.cpp:22:28: warning: unused variable ‘a’ [-Wunused-variable] int x,i,j,nr,min,max,k,a,b,V,N; ^ user.cpp:22:30: warning: unused variable ‘b’ [-Wunused-variable] int x,i,j,nr,min,max,k,a,b,V,N; ^