add: leetcode 0997 test

leetcode/0997.Find-the-Town-Judge/997.Find the Town Judge_test.go

@@ -0,0 +1,51 @@
+package leetcode
+
+import (
+	"fmt"
+	"testing"
+)
+
+type question997 struct {
+	para997
+	ans997
+}
+
+// para 是参数
+type para997 struct {
+	n     int
+	trust [][]int
+}
+
+// ans 是答案
+type ans997 struct {
+	ans int
+}
+
+func Test_Problem997(t *testing.T) {
+
+	qs := []question997{
+
+		{
+			para997{2, [][]int{{1, 2}}},
+			ans997{2},
+		},
+
+		{
+			para997{3, [][]int{{1, 3}, {2, 3}}},
+			ans997{3},
+		},
+
+		{
+			para997{3, [][]int{{1, 3}, {2, 3}, {3, 1}}},
+			ans997{-1},
+		},
+	}
+
+	fmt.Printf("------------------------Leetcode Problem 997------------------------\n")
+
+	for _, q := range qs {
+		_, p := q.ans997, q.para997
+		fmt.Printf("【input】:%v    【output】:%v\n", p, findJudge(p.n, p.trust))
+	}
+	fmt.Printf("\n\n\n")
+}