Commit c760d56

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Add: DI String Match

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Lines changed: 15 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -1 +1,16 @@`
`1`	`1`	`package di_string_match`
	`2`	`+`
	`3`	`+func diStringMatch(S string) []int {`
	`4`	`+ lo, hi := 0, len(S)`
	`5`	`+ ans := make([]int, hi, hi+1)`
	`6`	`+ for i, v := range S {`
	`7`	`+ if v == 'I' {`
	`8`	`+ ans[i] = lo`
	`9`	`+ lo++`
	`10`	`+ } else {`
	`11`	`+ ans[i] = hi`
	`12`	`+ hi--`
	`13`	`+ }`
	`14`	`+ }`
	`15`	`+ return append(ans, lo)`
	`16`	`+}`

Lines changed: 33 additions & 0 deletions

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

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