n, k = map(int, input().split())
count = 0
while n != 0:
  n = n//k
  count += 1
print(count) n, k = map(int, input().split()) n map(int, input().split()) map int input().split() ().split () input split k count = 0 count 0 while n != 0:
  n = n//k
  count += 1 n != 0 n 0 n = n//k n n//k n k count += 1 count 1 print(count) print count k = map(int, input().split()) map(int, input().split()) k n = n//k n//k n count += 1 1 count n, k = map(int, input().split()) map(int, input().split()) n count = 0 0 count
n, k = map(int, input().split())
count = 0
while n != 0:
  n = n//k
  count += 1
print(count)