numstring = "7316717653133062491922511967442657474235534919493496983520312774506326239578318016984801869478851843858615607891129494954595017379583319528532088055111254069874715852386305071569329096329522744304355766896648950445244523161731856403098711121722383113622298934233803081353362766142828064444866452387493035890729629049156044077239071381051585930796086670172427121883998797908792274921901699720888093776657273330010533678812202354218097512545405947522435258490771167055601360483958644670632441572215539753697817977846174064955149290862569321978468622482839722413756570560574902614079729686524145351004748216637048440319989000889524345065854122758866688116427171479924442928230863465674813919123162824586178664583591245665294765456828489128831426076900422421902267105562632111110937054421750694165896040807198403850962455444362981230987879927244284909188845801561660979191338754992005240636899125607176060588611646710940507754100225698315520005593572972571636269561882670428252483600823257530420752963450"

def productseries():
	llst = [numstring[x:x+13] for x in range(987)]
	largestproduct = 0
	for lst in llst:
		product = 1
		for digit in lst:
			product *= int(digit)
		if product > largestproduct:
			largestproduct = product

	print(largestproduct)
		
		

productseries()

adfad3bd71bcb5ae4d213058b0d4bba506688494
<mask token>

<mask token>


def productseries():
    llst = [numstring[x:x + 13] for x in range(987)]
    largestproduct = 0
    for lst in llst:
        product = 1
        for digit in lst:
            product *= int(digit)
        if product > largestproduct:
            largestproduct = product
    print(largestproduct)


<mask token>

<mask token>


def productseries():
    llst = [numstring[x:x + 13] for x in range(987)]
    largestproduct = 0
    for lst in llst:
        product = 1
        for digit in lst:
            product *= int(digit)
        if product > largestproduct:
            largestproduct = product
    print(largestproduct)


productseries()

numstring = (
    '7316717653133062491922511967442657474235534919493496983520312774506326239578318016984801869478851843858615607891129494954595017379583319528532088055111254069874715852386305071569329096329522744304355766896648950445244523161731856403098711121722383113622298934233803081353362766142828064444866452387493035890729629049156044077239071381051585930796086670172427121883998797908792274921901699720888093776657273330010533678812202354218097512545405947522435258490771167055601360483958644670632441572215539753697817977846174064955149290862569321978468622482839722413756570560574902614079729686524145351004748216637048440319989000889524345065854122758866688116427171479924442928230863465674813919123162824586178664583591245665294765456828489128831426076900422421902267105562632111110937054421750694165896040807198403850962455444362981230987879927244284909188845801561660979191338754992005240636899125607176060588611646710940507754100225698315520005593572972571636269561882670428252483600823257530420752963450'
    )


def productseries():
    llst = [numstring[x:x + 13] for x in range(987)]
    largestproduct = 0
    for lst in llst:
        product = 1
        for digit in lst:
            product *= int(digit)
        if product > largestproduct:
            largestproduct = product
    print(largestproduct)


productseries()

numstring = "7316717653133062491922511967442657474235534919493496983520312774506326239578318016984801869478851843858615607891129494954595017379583319528532088055111254069874715852386305071569329096329522744304355766896648950445244523161731856403098711121722383113622298934233803081353362766142828064444866452387493035890729629049156044077239071381051585930796086670172427121883998797908792274921901699720888093776657273330010533678812202354218097512545405947522435258490771167055601360483958644670632441572215539753697817977846174064955149290862569321978468622482839722413756570560574902614079729686524145351004748216637048440319989000889524345065854122758866688116427171479924442928230863465674813919123162824586178664583591245665294765456828489128831426076900422421902267105562632111110937054421750694165896040807198403850962455444362981230987879927244284909188845801561660979191338754992005240636899125607176060588611646710940507754100225698315520005593572972571636269561882670428252483600823257530420752963450"

def productseries():
	llst = [numstring[x:x+13] for x in range(987)]
	largestproduct = 0
	for lst in llst:
		product = 1
		for digit in lst:
			product *= int(digit)
		if product > largestproduct:
			largestproduct = product

	print(largestproduct)
		
		

productseries()
