insert ACGT
insert AAAA
insert AA
insert AAACCCCGGTGAAAACGTA
insert ACTGGGAA
insert AAAACCCTGCCC
insert AAAACCCTGCATGC
remove ACGT
print
insert ACCTT
remove AA
print
remove AAAA
print
remove AAAA
print
remove AAAACCCTGCCC
print

