#!/usr/bin/env python3

# Pretend this was user input
x = '7'
y = 'o'
total = 0
# We need to catch the exception this should be a ValueError
try:
    total = int(x) + int(y)
    print(total)
except:
    print('Something bad happened')

print(total)

# l = list(range(1,11))
l = [0] * 10
print(l)
try:
    l[4] = 22
    print(l)
except:
    print('Tried to access a bad index.')