alloc
# write 2x80 chars
write abcdefghijklmnopqrtsuvwxyzabcdefghijklmnopqrtsuvwxyzabcdefghijklmnopqrtsuvwxyz12
write abcdefghijklmnopqrtsuvwxyzabcdefghijklmnopqrtsuvwxyzabcdefghijklmnopqrtsuvwxyz12
write 9876
dump
read 75
dump
read 7
dump
read 75
dump
read 100
dump
