EXREST - Editorial

PROBLEM LINK:

Practice
Contest: Division 1
Contest: Division 2
Contest: Division 3
Contest: Division 4

Author: iceknight1093
Tester: sushil2006
Editorialist: iceknight1093

DIFFICULTY:

Cakewalk

PREREQUISITES:

None

PROBLEM:

Chef works out for two days and rests for one.
Today’s the N-th rest day. How many days has Chef been following his plan?

EXPLANATION:

Each rest day follows two exercise days, so that’s three days in total.
N rest days thus means 3N days in total have passed.

TIME COMPLEXITY:

\mathcal{O}(1) per testcase.

CODE:

Editorialist's code (PyPy3)
n = int(input())
print(3*n)