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LeetCode/go/longest-palindrome.go
Matej Focko d2ef757754
go: allow testing
Signed-off-by: Matej Focko <me@mfocko.xyz>
2024-06-16 11:44:08 +02:00

26 lines
382 B
Go

package main
func longestPalindrome(s string) int {
getFreqs := func() map[rune]int {
freqs := make(map[rune]int)
for _, c := range s {
freqs[c]++
}
return freqs
}
freqs := getFreqs()
length := 0
usedOdd := false
for _, count := range freqs {
length += 2 * (count / 2)
if !usedOdd && count%2 == 1 {
length += 1
usedOdd = true
}
}
return length
}