The sum of the smallest cost from suffix and prefix of a `costs` size of `candidates` in `k` iterations
# 26.06.2023 [2462. Total Cost to Hire K Workers]
# 26.06.2023 [2462. Total Cost to Hire K…
# 26.06.2023 [2462. Total Cost to Hire K Workers]
The sum of the smallest cost from suffix and prefix of a `costs` size of `candidates` in `k` iterations