# 3.4:  new program:  open the FF_abbreviated file, loop through it line-by-line and print just the
# year from each line, so you see just a 4-digit year from each line.  (hint:  take a 4-digit slice
# of each line and instead of printing the line, print the slice)

# Expected Output:

# 1926
# 1926
# 1926
# 1926
# 1926
# 1926
# 1926
# 1926
# 1926
# 1927
# 1927
# 1927
# 1927
# 1927
# 1927
# 1927
# 1927
# 1928
# 1928
# 1928
# 1928
# 1928
# 1928
# 1928
# 1928
# 1928

