23KiB, 501x337, pattern test.jpg View SameGoogleiqdbSauceNAO Anonymous Tue 23 Mar 07:54:37 2021 No.12871474 ViewReplyOriginalReport Quoted By: >>12871578 >>12871678 >>12873229 >>12873257 >>12873259 >>12873525 If you can't answer this simple riddle you don't belong in STEM.