added old solutions

This commit is contained in:
Aéna Aria 2025-12-22 13:15:04 +01:00
parent 3a4827b082
commit a373abfdf1
14 changed files with 153 additions and 0 deletions

2
py/10.py Normal file
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import sympy
print(sum(filter(sympy.isprime,range(2000000))))

9
py/2.py Normal file
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last1 = 1
last2 = 2
res = 2
while (last1 + last2 <= 4000000):
new = last1 + last2
res += (new if new%2 == 0 else 0)
last1 = last2
last2 = new
print(res)

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py/3.py Normal file
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from sympy.ntheory import isprime
import math
def primefactor(x):
res = 0
for i in range(2,math.ceil(math.sqrt(x))):
if(not isprime(i) or x%i != 0): continue
res = i
return res
print(primefactor(600851475143))

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py/4.py Normal file
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def palindromic(x):
return str(x) == str(x)[::-1]
maxi = 0
for i in range(1,999):
for j in range(1,999):
if(palindromic(i*j)): maxi = max(maxi,(i*j))
print(maxi)

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py/7.py Normal file
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## zzz

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py/8.py Normal file
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from functools import reduce
val = list(map(int,list(str(7316717653133062491922511967442657474235534919493496983520312774506326239578318016984801869478851843858615607891129494954595017379583319528532088055111254069874715852386305071569329096329522744304355766896648950445244523161731856403098711121722383113622298934233803081353362766142828064444866452387493035890729629049156044077239071381051585930796086670172427121883998797908792274921901699720888093776657273330010533678812202354218097512545405947522435258490771167055601360483958644670632441572215539753697817977846174064955149290862569321978468622482839722413756570560574902614079729686524145351004748216637048440319989000889524345065854122758866688116427171479924442928230863465674813919123162824586178664583591245665294765456828489128831426076900422421902267105562632111110937054421750694165896040807198403850962455444362981230987879927244284909188845801561660979191338754992005240636899125607176060588611646710940507754100225698315520005593572972571636269561882670428252483600823257530420752963450))))
res = 0
for i in range(len(val)-13):
res = max(res,reduce(lambda a,b: a*b,val[i:i+13]))
print(res)

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py/9.py Normal file
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for a in range(1,1000):
for i in range(1,a):
b = a+i
c = 1000-(a+b)
if(a**2+b**2 == c**2):
print(a*b*c)

0
py/93.py Normal file
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