runtimequestion 97 Fundamentals Integration · medium
Weekly totals from daily steps
A fitness app stores one step count per day, oldest first. The weekly view groups them into blocks of 7 days starting from the first day; a final block shorter than 7 days is still shown. Return the total of each block.
Function
block_totals(daily, size=7)dailya list of whole-number step counts
Returnsa new list with the total of each block of
size days, in order; the last block may be shorterExamples
callblock_totals([8200, 10450, 6120, 9900, 12010, 4300, 7650, 11020, 9050])returns[58630, 20070]
callblock_totals([1000, 2000, 3000], 2)returns[3000, 3000]
callblock_totals([500])returns[500]