Commit 27e5326

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openset

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Add: Array Nesting

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+53

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Lines changed: 16 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -1 +1,16 @@`
`1`		`-package array_nesting`
	`1`	`+package problem_565`
	`2`	`+`
	`3`	`+func arrayNesting(nums []int) int {`
	`4`	`+ ans := 0`
	`5`	`+ for i := range nums {`
	`6`	`+ c := 1`
	`7`	`+ for nums[i] != i {`
	`8`	`+ nums[i], nums[nums[i]] = nums[nums[i]], nums[i]`
	`9`	`+ c++`
	`10`	`+ }`
	`11`	`+ if ans < c {`
	`12`	`+ ans = c`
	`13`	`+ }`
	`14`	`+ }`
	`15`	`+ return ans`
	`16`	`+}`

Lines changed: 37 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -1 +1,37 @@`
`1`		`-package array_nesting`
	`1`	`+package problem_565`
	`2`	`+`
	`3`	`+import (`
	`4`	`+ "testing"`
	`5`	`+)`
	`6`	`+`
	`7`	`+type caseType struct {`
	`8`	`+ input []int`
	`9`	`+ expected int`
	`10`	`+}`
	`11`	`+`
	`12`	`+func TestArrayNesting(t *testing.T) {`
	`13`	`+ tests := [...]caseType{`
	`14`	`+ {`
	`15`	`+ input: []int{5, 4, 0, 3, 1, 6, 2},`
	`16`	`+ expected: 4,`
	`17`	`+ },`
	`18`	`+ {`
	`19`	`+ input: []int{0, 3, 1, 5, 4, 6, 2},`
	`20`	`+ expected: 5,`
	`21`	`+ },`
	`22`	`+ {`
	`23`	`+ input: []int{6, 2, 5, 4, 0, 3, 1},`
	`24`	`+ expected: 7,`
	`25`	`+ },`
	`26`	`+ {`
	`27`	`+ input: []int{3, 1, 5, 4, 0, 6, 2},`
	`28`	`+ expected: 3,`
	`29`	`+ },`
	`30`	`+ }`
	`31`	`+ for _, tc := range tests {`
	`32`	`+ output := arrayNesting(tc.input)`
	`33`	`+ if output != tc.expected {`
	`34`	`+ t.Fatalf("input: %v, output: %v, expected: %v", tc.input, output, tc.expected)`
	`35`	`+ }`
	`36`	`+ }`
	`37`	`+}`

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