nowyNumer='1000'
print(nowyNumer)

print(int(nowyNumer)+1)

z=nowyNumer+str(1)
print(z)

print(type(nowyNumer))


article= '''
Document "cv.doc" byl sobie drukowany na drukarce: XEROX
'''
print(article.upper())
print(article.lower().replace('monty','flying'))
print(article.split(' '))
print('word python appears', article.lower().count('python'),'times')

print(article.swapcase())