GATE Civil Engineering (CE) 2020 Shift 2 Solved Paper

A year has 365 days, except a leap year, which has 366 days.
365 days $=52$ weeks $+1$ day.
366 days $=52$ weeks $+2$ days.
So, for a normal year, the next year's calendar will shift by one day and for a leap year,
the next year's calendar will shift by two days.
Assuming 2019 starts on a Sunday.
2018: Saturday
2017: Friday
2016: Wednesday (Since 2016 is a leap year)
2015: Tuesday
2014: Monday
2013: Sunday