python lrogram ease answer this question and explain with comments final program

(Demansfrate cancrilferion orar a) A cantellarion crrar oscun when you are manipularing a very lagge number wish a very smull number. The laref number may canesl out the samaller number. For cuample, the result of 100000000.0+0.000000001 is equal to 100000000.0. To avoid cancellation crues and ohtain mone accurate results, carefulty select the oeder of cornputation. For example, it consputing the follow ing yeries, yow will obtain more accurate results by computing from right to leff fether than froen Iefi to rusht: 1+21311 Write a program thal coenpares the results of the summation of the preceding scrics, comperting beeh from left to rieht and from right to left with n=50000. Ideally your progeram thould exe cenc of more fimetions