gistfile1.txt

##Write code to add ‘Guadalajara’ to the end of the list trav_dest using a list method.
trav_dest = ['Beirut', 'Milan', 'Pittsburgh', 'Buenos Aires', 'Nairobi', 'Kathmandu', 'Osaka', 'Melbourne']

trav_dest.append('Guadalajara')

gistfile2.txt

##Write code to rearrange the strings in the list winners so that they are in alphabetical order from A to Z

winners = ['Kazuo Ishiguro', 'Rainer Weiss', 'Youyou Tu', 'Malala Yousafzai', 'Alice Munro', 'Alvin E. Roth']
for i in winners:
    winners.sort()

gistfile3.txt

Write code to switch the order of the winners list so that it is now Z to A. Assign this list to the variable z_winners.

winners = ['Alice Munro', 'Alvin E. Roth', 'Kazuo Ishiguro', 'Malala Yousafzai', 'Rainer Weiss', 'Youyou Tu']
winners.sort(reverse=True)
z_winners = winners

gistfile4.txt

##For each character in the string already saved in the variable str1, add each character to a list called chars.

str1 = "I love python"
# HINT: what's the accumulator? That should go here.
chars=[]
for i in str1:
    chars.append(i)

gistfile5.txt

###Assign an empty string to the variable output. Using the range function, write code to make it so that the variable output has 35 a s inside it (like "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"). 
Hint: use the accumulation pattern!

output = ""

for i in range(0,35):
  output = output + 'a'
print(output)

gistfile6.txt

#For each string in wrds, add ‘ed’ to the end of the word (to make the word past tense). Save these past tense words to a list called past_wrds.

wrds = ["end", 'work', "play", "start", "walk", "look", "open", "rain", "learn", "clean"]

check=[]
for string in wrds:
    string=string+"ed"
    check.append(string)
print (check)
past_wrds=check

Lists and Strings

## Write code to take ‘London’ out of the list trav_dest.

trav_dest = ['Beirut', 'Milan', 'Pittsburgh', 'Buenos Aires', 'Nairobi', 'Kathmandu', 'Osaka', 'London', 'Melbourne']


trav_dest.remove('London')

Hi Team,
colors = ["Red", "Orange", "Yellow", "Green", "Blue", "Indigo", "Violet", "Purple", "Pink", "Brown", "Teal", "Turquois", "Peach", "Beige"]

for position in range(len(colors)):
color = colors[position]
print(color)
if color[0] in ["P", "B", "T"]:
del colors[position]

print(colors)
#can you explain what is doing the renge and the len functions. Thanks