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#46328: Python解


chunyutsai97@gmail.com (淳)

q836. 1. 小心陷阱 -- 2025年6月 APCS | From: [122.116.19.249] | 發表日期: 2025-06-15 22:56
k = int(input())
x1, y1 = map(int, input().split())
x2, y2 = map(int, input().split())

i = 0
while k > 0:
    i += k
    if i % x1 == 0:
        k -= y1
    if i % x2 == 0:
        k -= y2

print(i)
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