Compilare: user.cpp: In function ‘int main()’: user.cpp:8:22: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&n); ^ user.cpp:11:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&x); ^ user.cpp:24:24: warning: ‘bmax’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(i-a>bmax-amax){amax=a;bmax=i;} ^ user.cpp:24:24: warning: ‘amax’ may be used uninitialized in this function [-Wmaybe-uninitialized]