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@monhime
Last active Aug 15, 2021
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ABC214_B
import sys
from fractions import gcd
from collections import Counter, deque, defaultdict
from heapq import heappush, heappop, heappushpop, heapify, heapreplace, merge
from bisect import bisect_left, bisect_right, bisect, insort_left, insort_right, insort
from itertools import accumulate, product, permutations, combinations
from operator import itemgetter
import math # math.inf
def input(): return sys.stdin.readline().rstrip()
def main():
mod = 10**9 + 7
s, t = map(int,input().split())
ans = 0
for a in range(s + 1):
for b in range(s + 1):
if a + b > s:
break
for c in range(s + 1):
if a + b + c > s:
break
if a*b*c <= t:
ans += 1
print(ans)
if __name__=='__main__':
main()
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