Commit 4919675

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update: 300

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+25

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Lines changed: 25 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -19,4 +19,28 @@ var lengthOfLIS = function(nums) {`
`19`	`19`	`let max = res[0];`
`20`	`20`	`res.map(e => e > max ? max=e:null);`
`21`	`21`	`return max;`
`22`		`-};`
	`22`	`+};`
	`23`	`+`
	`24`	`+const lengthOfLIS_2 = (nums) => {`
	`25`	`+ let tails = nums.map(() => 0), res = 0;`
	`26`	`+`
	`27`	`+ nums.map((num) => {`
	`28`	`+ let i = 0, j = res;`
	`29`	`+`
	`30`	`+ while (i<j) {`
	`31`	`+ const m = (i+j) >> 1;`
	`32`	`+ if (tails[m] < num) {`
	`33`	`+ i = m+1;`
	`34`	`+ } else {`
	`35`	`+ j = m;`
	`36`	`+ }`
	`37`	`+ }`
	`38`	`+`
	`39`	`+ tails[i] = num;`
	`40`	`+ if (j === res) {`
	`41`	`+ res += 1;`
	`42`	`+ }`
	`43`	`+ });`
	`44`	`+`
	`45`	`+ return res;`
	`46`	`+}`

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