# APL+WIN, <s>49</s> <s>54</s> <s>41</s> <s>40</s> 35bytes

Rewritten to reject equal integer inputs

Prompts for screen input of a vector of the two integers.

 (≠/n)×2=+/n=⌽+/¨¯1↓¨(0=m|n)×m←⍳¨n←⎕