Four-day week of work on Fridays. In 2016, a IT company in Romania, declared Monday as a day-off. As a result of reducing with 20% of working time, Friday has become much more productive. The employees said that three days off actually means 50% more free time then before. In New Zealand, trust company Perpetual Guardian announced in February 2018 that it would begin trialing a four-day work week in March 2018. Unlike many four-day week initiatives which require staff to work longer days for the same pay, or receive less pay, Perpetual Guardian’s plan, instigated by founder Andrew Barnes, saw the
Determination of the day of the week enter a self-contained function for converting a Gregorian date into a numerical day of the week. It preserves neither y nor d, and returns 0 = Sunday, 1 = Monday, etc. Shortly afterwards, Hans Lachman streamlined their algorithm for ease of use on low-end devices. As designed originally for four-function calculators, his method needs fewer keypad entries by limiting its range either to A.D. 1905-2099, or to historical Julian dates. It was later modified to convert any Gregorian date, even on an abacus. On Motorola 68000-based devices, there is similarly less need of either processor registers or opcodes, depending on