Compilare: user.cpp: In function ‘void Fibonacci(int)’: user.cpp:8:16: warning: unused variable ‘s’ [-Wunused-variable] { int i,ap,p,s; ^ user.cpp: In function ‘int main()’: user.cpp:23:31: warning: unused variable ‘j’ [-Wunused-variable] int n,m,i,st,dr,k,maxi=-1,j,l,x; ^ user.cpp:23:35: warning: unused variable ‘x’ [-Wunused-variable] int n,m,i,st,dr,k,maxi=-1,j,l,x; ^ user.cpp:26:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d",&n,&m); ^ user.cpp:29:40: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d %d",&st,&dr,&k); ^ user.cpp:37:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d",&n,&m); ^ user.cpp:40:40: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d %d",&st,&dr,&k); ^