26 lines
461 B
Go
26 lines
461 B
Go
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package main
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func mincostTickets(days []int, costs []int) int {
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daily, weekly, monthly := costs[0], costs[1], costs[2]
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lastDay := days[len(days)-1]
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dp := make([]int, lastDay+1)
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for i, day := 0, 1; day <= lastDay; day++ {
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if day < days[i] {
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// skip tickets when not travelling
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dp[day] = dp[day-1]
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continue
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}
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dp[day] = min(
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dp[day-1]+daily,
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dp[max(0, day-7)]+weekly,
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dp[max(0, day-30)]+monthly,
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)
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i++
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}
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return dp[lastDay]
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}
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