/in/foo.cc: In function 'int FindiMinPos(int, int*)':
/in/foo.cc:16:4: warning: 'k' may be used uninitialized in this function [-Wmaybe-uninitialized]
    if(a[i]<k)
    ^~
/in/foo.cc:21:9: warning: 'j' may be used uninitialized in this function [-Wmaybe-uninitialized]
  return j;
         ^
/in/foo.cc: In function 'int main()':
/in/foo.cc:16:4: warning: 'k' may be used uninitialized in this function [-Wmaybe-uninitialized]
    if(a[i]<k)
    ^~
/in/foo.cc:6:10: note: 'k' was declared here
  int i,j,k;
          ^
/in/foo.cc:16:4: warning: 'k' may be used uninitialized in this function [-Wmaybe-uninitialized]
    if(a[i]<k)
    ^~
/in/foo.cc:6:10: note: 'k' was declared here
  int i,j,k;
          ^
/in/foo.cc:36:27: warning: 'j' may be used uninitialized in this function [-Wmaybe-uninitialized]
  cout<<FindiMinPos(n1,a)<<" "<<FindiMinPos(n2,b);
                           ^~~
/in/foo.cc:36:49: warning: 'j' may be used uninitialized in this function [-Wmaybe-uninitialized]
  cout<<FindiMinPos(n1,a)<<" "<<FindiMinPos(n2,b);
                                                 ^