Compilare: user.cpp: In function ‘int main()’: user.cpp:60:19: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(max-min==j-i && ok==1) ^ user.cpp:8:11: warning: unused variable ‘d’ [-Wunused-variable] int n,d,i; ^ user.cpp:12:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d%d",&p,&n,&k); ^ user.cpp:14:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&a[i]); ^