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本期打卡已结算完成。报名最新一期的打卡活动 [点这里](https://mp.weixin.qq.com/s/eUG2OOzY3k_ZTz-CFvtv5Q)
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本期打卡已结算完成。报名最新一期的打卡活动 [点这里](https://mp.weixin.qq.com/s/eUG2OOzY3k_ZTz-CFvtv5Q)
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本期打卡已结算完成。报名最新一期的打卡活动 [点这里](https://mp.weixin.qq.com/s/eUG2OOzY3k_ZTz-CFvtv5Q)
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本期打卡已结算完成。报名最新一期的打卡活动 [点这里](https://mp.weixin.qq.com/s/eUG2OOzY3k_ZTz-CFvtv5Q)
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This is my submission. The code works very well locally.
```go
func numIslands(grid [][]byte) int {
m, n := len(grid), len(grid[0])
var mark func(int, int)
mark = func(x, y int) {
grid[x][y…
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本期打卡已结算完成。报名最新一期的打卡活动 [点这里](https://mp.weixin.qq.com/s/eUG2OOzY3k_ZTz-CFvtv5Q)
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**Backwards compatibility should be a function of a previous design's quality.** It should **NOT** be a function of adherence to backwards compatibility. Go 2 does not promise to be compatible with Go…
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本期打卡已结算完成。报名最新一期的打卡活动 [点这里](https://mp.weixin.qq.com/s/eUG2OOzY3k_ZTz-CFvtv5Q)
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#### Your LeetCode username
lc207
#### Category of the bug
- [ ] Question
- [ ] Solution
- [ ] Language
- [x] Missing Test Cases
#### Description of the bug
Missing test case wi…
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### What version of Go are you using (`go version`)?
$ go version
go version go1.16.7 darwin/amd64
### Does this issue reproduce with the latest release?
Not sure
### What operati…