print('n=123')
print('f=456.789')
print('s1=\'Hello,world\'')
print('s2=\'Hello,\\\'Adam\\\'\'')
print('s3=r\'Hello,\'\'Bart\'\'\'')
print('''s4=r\'\'\'Hello,
Lisa!\'\'\'''')
Sign in to make a reply
sunbably
print('n=123')
print('f=456.789')
print('s1=\'Hello,world\'')
print('s2=\'Hello,\\\'Adam\\\'\'')
print('s3=r\'Hello,\'\'Bart\'\'\'')
print('''s4=r\'\'\'Hello,
Lisa!\'\'\'''')