add new solutions

solutions/0/q14/solution.go

@@ -0,0 +1,19 @@
+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