foo.cc: In function 'void SetInte(int*, int*)':
foo.cc:26:10: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
   if(b[j]=a[i])
      ~~~~^~~~~
foo.cc:23:10: warning: unused variable 'y' [-Wunused-variable]
  int i,j,y,res[10000],k;
          ^
foo.cc:24:10: warning: 'i' is used uninitialized in this function [-Wuninitialized]
  for(;a[i]!=0;i++)
          ^
foo.cc:23:23: warning: 'k' may be used uninitialized in this function [-Wmaybe-uninitialized]
  int i,j,y,res[10000],k;
                       ^
foo.cc:23:8: warning: 'j' may be used uninitialized in this function [-Wmaybe-uninitialized]
  int i,j,y,res[10000],k;
        ^

自豪的采用HydroJudge(https://github.com/hydro-dev/Hydro)进行评测。