# unicode
for char in '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ':
    print(f"ord('{char}'), unicode value: {ord(char)}")
print()
print()

# string comparisons.

a = 'hello'
b = 'Hello'
c = 'Hell'
d = '1234'
e = '57'
f = '553'

print(f"'{a}'=='hello': {a=='hello'}")
print(f"'{a}'!='hello': {a!='hello'}")
print(f"'{a}'>'hello': {a>'hello'}")
print(f"'{a}'>='hello': {a>='hello'}")
print(f"'{a}'<'hello': {a<'hello'}")
print(f"'{a}'<='hello': {a<='hello'}")
print()

print(f"'{b}'=='Hello': {b=='Hello'}")

print()
print(f"'{a}'=='{b}': {a==b}")
print(f"'{a}'!='{b}': {a!=b}")
print(f"'{a}'>'{b}': {a>b}")
print(f"'{a}'>='{b}': {a>=b}")
print(f"'{a}'<'{b}': {a<b}")
print(f"'{a}'<='{b}': {a<=b}")

print()
print(f"'{a}'=='{c}': {a==c}")
print(f"'{a}'!='{c}': {a!=c}")
print(f"'{a}'>'{c}': {a>c}")
print(f"'{a}'>='{c}': {a>=c}")
print(f"'{a}'<'{c}': {a<c}")
print(f"'{a}'<='{c}': {a<=c}")

print()
print(f"'{b}'=='{c}': {b==c}")
print(f"'{b}'!='{c}': {b!=c}")
print(f"'{b}'>'{c}': {b>c}")
print(f"'{b}'>='{c}': {b>=c}")
print(f"'{b}'<'{c}': {b<c}")
print(f"'{b}'<='{c}': {b<=c}")

print()
print(f"'{d}'=='{e}': {d==e}")
print(f"'{d}'!='{e}': {d!=e}")
print(f"'{d}'>'{e}': {d>e}")
print(f"'{d}'>='{e}': {d>=e}")
print(f"'{d}'<'{e}': {d<e}")
print(f"'{d}'<='{e}': {d<=e}")

print()
print(f"'{d}'=='{f}': {d==f}")
print(f"'{d}'!='{f}': {d!=f}")
print(f"'{d}'>'{f}': {d>f}")
print(f"'{d}'>='{f}': {d>=f}")
print(f"'{d}'<'{f}': {d<f}")
print(f"'{d}'<='{f}': {d<=f}")

print()
print(f"'{e}'=='{f}': {e==f}")
print(f"'{e}'!='{f}': {e!=f}")
print(f"'{e}'>'{f}': {e>f}")
print(f"'{e}'>='{f}': {e>=f}")
print(f"'{e}'<'{f}': {e<f}")
print(f"'{e}'<='{f}': {e<=f}")