package q14

func longestCommonPrefix(strs []string) string {
	minLen := len(strs[0])
	for i := 1; i < len(strs); i++ {
		minLen = min(minLen, len(strs[i]))
	}

	for pfxLen := range minLen {
		for i := 1; i < len(strs); i++ {
			if strs[i][pfxLen] != strs[0][pfxLen] {
				return strs[0][:pfxLen]
			}
		}
	}
	return strs[0][:minLen]
}

var _ = longestCommonPrefix