Commit 8309641

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add 0055 go tanxin

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Original file line number	Diff line number	Diff line change
`@@ -139,7 +139,31 @@ func canJUmp(nums []int) bool {`
`139`	`139`	`}`
`140`	`140`	```
`141`	`141`
	`142`	+```go
	`143`	`+// 贪心`
	`144`	`+func canJump(nums []int) bool {`
	`145`	`+ cover := 0`
	`146`	`+ n := len(nums)-1`
	`147`	`+ for i := 0; i <= cover; i++ { // 每次与覆盖值比较`
	`148`	`+ cover = max(i+nums[i], cover) //每走一步都将 cover 更新为最大值`
	`149`	`+ if cover >= n {`
	`150`	`+ return true`
	`151`	`+ }`
	`152`	`+ }`
	`153`	`+ return false`
	`154`	`+}`
	`155`	`+func max(a, b int ) int {`
	`156`	`+ if a > b {`
	`157`	`+ return a`
	`158`	`+ }`
	`159`	`+ return b`
	`160`	`+}`
	`161`	+```
	`162`	`+`
	`163`	`+`
	`164`	`+`
`142`	`165`	`### Javascript`
	`166`	`+`
`143`	`167`	```Javascript
`144`	`168`	`var canJump = function(nums) {`
`145`	`169`	`if(nums.length === 1) return true`

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