Commit c6ec45f

author

Shuo

authored

Merge pull request #694 from openset/develop

Add: Split a String in Balanced Strings

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Lines changed: 16 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,16 @@`
	`1`	`+package problem_1221`
	`2`	`+`
	`3`	`+func balancedStringSplit(s string) int {`
	`4`	`+ ans, flag := 0, 0`
	`5`	`+ for _, b := range s {`
	`6`	`+ if b == 'L' {`
	`7`	`+ flag--`
	`8`	`+ } else {`
	`9`	`+ flag++`
	`10`	`+ }`
	`11`	`+ if flag == 0 {`
	`12`	`+ ans++`
	`13`	`+ }`
	`14`	`+ }`
	`15`	`+ return ans`
	`16`	`+}`

Lines changed: 31 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,31 @@`
	`1`	`+package problem_1221`
	`2`	`+`
	`3`	`+import "testing"`
	`4`	`+`
	`5`	`+type caseType struct {`
	`6`	`+ input string`
	`7`	`+ expected int`
	`8`	`+}`
	`9`	`+`
	`10`	`+func TestBalancedStringSplit(t *testing.T) {`
	`11`	`+ tests := [...]caseType{`
	`12`	`+ {`
	`13`	`+ input: "RLRRLLRLRL",`
	`14`	`+ expected: 4,`
	`15`	`+ },`
	`16`	`+ {`
	`17`	`+ input: "RLLLLRRRLR",`
	`18`	`+ expected: 3,`
	`19`	`+ },`
	`20`	`+ {`
	`21`	`+ input: "LLLLRRRR",`
	`22`	`+ expected: 1,`
	`23`	`+ },`
	`24`	`+ }`
	`25`	`+ for _, tc := range tests {`
	`26`	`+ output := balancedStringSplit(tc.input)`
	`27`	`+ if output != tc.expected {`
	`28`	`+ t.Fatalf("input: %v, output: %v, expected: %v", tc.input, output, tc.expected)`
	`29`	`+ }`
	`30`	`+ }`
	`31`	`+}`

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