[4 / 2 / ?] 1KiB, 77x58, Summation.gif View SameGoogleImgOpsiqdbSauceNAO Thread Reply Original Report Media View Same Google ImgOps iqdb SauceNAO Download Help with summation Anonymous Thu 12 Nov 2020 14:32:32 No.920804 View ViewReplyOriginalReport Quoted By: Can someone help me understand why the answer is i+1 ? I intuitively think that the answer should be i+j, which is clearly the wrong answer but I have no idea why.