prev <<
Was ich beim Advent Of Code 2018 gelernt habe
>> next
TIL: Summed Area Table
-3
1 3 5 7
-4
4 3 3 4 -3 + -4 = -7 -5 3 3 4 -4 4 3 3 4 -3 3 3 3 -5 -1