Submission #213790

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Source Code Expand

n,h=map(int,input().split())
a,b,c,d,e=map(int,input().split())

ret = 999999999999999999999999999999

for i in range(n+1):
	hh = h+b*i
	remdays = n-i
	# dx-e(r-x)>=-(hh-1)
	# (d+e)x>=-hh+1+er
	num = -hh+1+e*remdays
	den = d+e
	if num <= 0:
		x = 0
	else:
		x = (num+den-1)//den
		if x > remdays:
			continue
	ret = min(ret, a*i+c*x)
print(ret)

Submission Info

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