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View Code? Open in Web Editor NEW剑指offer的Go实现 完整版
License: MIT License
剑指offer的Go实现 完整版
License: MIT License
func hasSub(p *TreeNode, c *TreeNode) bool {
if c == nil { return true }
if p == nil { return false }
if p.Val != c.Val {
// 这个地方是不是应该改成 return false
return true
}
return hasSub(p.Left, c.Left) && hasSub(p.Right, c.Right)
}
首先肯定作者的整理,建议同时考虑下实现的鲁棒性,使得代码更健壮,谢谢。
package problem003
import "testing"
func TestIsExist(t *testing.T) {
type args struct {
matrix [][]int
number int
}
tests := []struct {
name string
args args
want bool
}{
{name: "exist",
args: args{
matrix: [][]int{
{1, 2, 8, 9},
{2, 4, 9, 12},
{4, 7, 10, 13},
{6, 8, 11, 15},
},
number: 7,
},
want: true},
{name: "notExist",
args: args{
matrix: [][]int{
{1, 2, 8, 9},
{2, 4, 9, 12},
{4, 7, 10, 13},
{6, 8, 11, 15},
},
number: 5,
},
want: false},
{name: "empty",
args: args{
matrix: [][]int{},
number: 7,
},
want: false},
{name: "emptyRow",
args: args{
matrix: [][]int{{}},
number: 7,
},
want: false},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if got := Find(tt.args.matrix, tt.args.number); got != tt.want {
t.Errorf("IsExist() = %v, want %v", got, tt.want)
}
})
}
}
您的测试用例和剑指offer作者的官方测试用例数据有些许差异,是不是Go版本只能补足x字符串进行测试呢?
https://github.com/zhedahht/CodingInterviewChinese2/blob/master/05_ReplaceSpaces/ReplaceSpaces.cpp
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