添加 problem 387

Algorithms/0387. First Unique Character in a String/387. First Unique Character in a String.go

@@ -0,0 +1,14 @@
+package leetcode
+
+func firstUniqChar(s string) int {
+	result := make([]int, 26)
+	for i := 0; i < len(s); i++ {
+		result[s[i]-'a']++
+	}
+	for i := 0; i < len(s); i++ {
+		if result[s[i]-'a'] == 1 {
+			return i
+		}
+	}
+	return -1
+}

Algorithms/0387. First Unique Character in a String/387. First Unique Character in a String_test.go

@@ -0,0 +1,47 @@
+package leetcode
+
+import (
+	"fmt"
+	"testing"
+)
+
+type question387 struct {
+	para387
+	ans387
+}
+
+// para 是参数
+// one 代表第一个参数
+type para387 struct {
+	n string
+}
+
+// ans 是答案
+// one 代表第一个答案
+type ans387 struct {
+	one int
+}
+
+func Test_Problem387(t *testing.T) {
+
+	qs := []question387{
+
+		question387{
+			para387{"leetcode"},
+			ans387{0},
+		},
+
+		question387{
+			para387{"loveleetcode"},
+			ans387{2},
+		},
+	}
+
+	fmt.Printf("------------------------Leetcode Problem 387------------------------\n")
+
+	for _, q := range qs {
+		_, p := q.ans387, q.para387
+		fmt.Printf("【input】:%v       【output】:%v\n", p, firstUniqChar(p.n))
+	}
+	fmt.Printf("\n\n\n")
+}