Counting words in R

Question

Why is result 1?
https://code.sololearn.com/ckJXy8d82zRF/?ref=app

Answer 1

# strsplit return as list which is sort of a dictionary in R (not a vector)
# unlist tries to flatten it to a list
print(length(unlist(strsplit(t," "))))

Answer 2

Lisa what is difference between seq, vector, list?

Answer 3

vector and list are data types.
seq() creates a vector according to a given pattern (int)
to illustrate, here some examples:
https://code.sololearn.com/cHZdo066MbXL/?ref=app