Refer to python variable

Asked 2 years ago, Updated 2 years ago, 17 views

case = int(input())
TM = 1000*1000*10
factors = [0] * (TM + 1)

def getFactorsBrute(hi):
  for div in range(1, hi+1):
    multiple = div
    while multiple <= hi:
      factors[multiple] += 1
      multiple += div
  return 0

for i in range(case):
  n, lo, hi = map(int, input().strip().split(' '))
  getFactorsBrute(hi)

  cnt = 0
  for i in range(lo, hi+1):
    if factors[i] == n:
      cnt += 1
  print(cnt)

Declare factors[] externally and use factors[] in getFactorsBrute. Repeat the first for statement as much as the case and use factors I wonder how you can get the factors you want without initializing them every time.

python

2022-09-22 19:31

1 Answers

# For an integer from 1 to hi+1
for div in range(1, hi+1):

    # I assigned that number to the multiple variable
    multiple = div
    while multiple <= hi:

        # In the factors list, you can import elements with multiple indexes into factors [multiple].
        factors[multiple] += 1
        multiple += div


2022-09-22 19:31

If you have any answers or tips


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