Lecture Notes on 26 Aug 2022

import sys

def longest_subsequence (s1, s2):
  

def main():
  # read the number of pairs
  num_pairs = sys.stdin.readline()
  num_pairs = num_pairs.strip()
  num_pairs = int(num_pairs)

  print (num_pairs)

  # for each pair find the longest common sequence
  for i in range (num_pairs):
    st1 = sys.stdin.readline()
    st2 = sys.stdin.readline()

    st1 = st1.strip()
    st2 = st2.strip()

    st1 = st1.upper()
    st2 = st2.upper()

    print (st1)
    print (st2)

    # get the longest subsequences
    long_sub = longest_subsequence (st1, st2)

    # print the result



if __name__ == "__main__":
  main()