Commit 3439bc1

authored

feat: add typescript solution to lc problem: No.2062 (doocs#611)

No.2062.Count Vowel Substrings of a String

1 parent 90d21ff commit 3439bc1Copy full SHA for 3439bc1

File tree

+97

-0

lines changed

+97

-0

lines changed

Lines changed: 34 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -86,6 +86,40 @@`
`86`	`86`
`87`	`87`	```
`88`	`88`
	`89`	`+### TypeScript`
	`90`	`+`
	`91`	+```ts
	`92`	`+function countVowelSubstrings(word: string): number {`
	`93`	`+ const n = word.length;`
	`94`	`+ let left = 0, right = 0;`
	`95`	`+ let ans = 0;`
	`96`	`+ while (right < n) {`
	`97`	`+ if (!isVowel(word.charAt(right))) {`
	`98`	`+ // 移动左指针`
	`99`	`+ left = right + 1;`
	`100`	`+ } else {`
	`101`	`+ let cur = word.substring(left, right + 1).split('');`
	`102`	`+ while (cur.length > 0) {`
	`103`	`+ if (isValiedArr(cur)) {`
	`104`	`+ ans++;`
	`105`	`+ }`
	`106`	`+ cur.shift();`
	`107`	`+ }`
	`108`	`+ }`
	`109`	`+ right++;`
	`110`	`+ }`
	`111`	`+ return ans;`
	`112`	`+};`
	`113`	`+`
	`114`	`+function isVowel (char: string): boolean {`
	`115`	`+ return ['a', 'e', 'i', 'o', 'u'].includes(char);`
	`116`	`+}`
	`117`	`+`
	`118`	`+function isValiedArr(arr: Array<string>): boolean {`
	`119`	`+ return new Set(arr).size == 5;`
	`120`	`+}`
	`121`	+```
	`122`	`+`
`89`	`123`	`### ...`
`90`	`124`
`91`	`125`	```

Lines changed: 34 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -75,6 +75,40 @@`
`75`	`75`
`76`	`76`	```
`77`	`77`
	`78`	`+### TypeScript`
	`79`	`+`
	`80`	+```ts
	`81`	`+function countVowelSubstrings(word: string): number {`
	`82`	`+ const n = word.length;`
	`83`	`+ let left = 0, right = 0;`
	`84`	`+ let ans = 0;`
	`85`	`+ while (right < n) {`
	`86`	`+ if (!isVowel(word.charAt(right))) {`
	`87`	`+ // 移动左指针`
	`88`	`+ left = right + 1;`
	`89`	`+ } else {`
	`90`	`+ let cur = word.substring(left, right + 1).split('');`
	`91`	`+ while (cur.length > 0) {`
	`92`	`+ if (isValiedArr(cur)) {`
	`93`	`+ ans++;`
	`94`	`+ }`
	`95`	`+ cur.shift();`
	`96`	`+ }`
	`97`	`+ }`
	`98`	`+ right++;`
	`99`	`+ }`
	`100`	`+ return ans;`
	`101`	`+};`
	`102`	`+`
	`103`	`+function isVowel (char: string): boolean {`
	`104`	`+ return ['a', 'e', 'i', 'o', 'u'].includes(char);`
	`105`	`+}`
	`106`	`+`
	`107`	`+function isValiedArr(arr: Array<string>): boolean {`
	`108`	`+ return new Set(arr).size == 5;`
	`109`	`+}`
	`110`	+```
	`111`	`+`
`78`	`112`	`### ...`
`79`	`113`
`80`	`114`	```

Lines changed: 29 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,29 @@`
	`1`	`+function countVowelSubstrings(word: string): number {`
	`2`	`+ const n = word.length;`
	`3`	`+ let left = 0, right = 0;`
	`4`	`+ let ans = 0;`
	`5`	`+ while (right < n) {`
	`6`	`+ if (!isVowel(word.charAt(right))) {`
	`7`	`+ // 移动左指针`
	`8`	`+ left = right + 1;`
	`9`	`+ } else {`
	`10`	`+ let cur = word.substring(left, right + 1).split('');`
	`11`	`+ while (cur.length > 0) {`
	`12`	`+ if (isValiedArr(cur)) {`
	`13`	`+ ans++;`
	`14`	`+ }`
	`15`	`+ cur.shift();`
	`16`	`+ }`
	`17`	`+ }`
	`18`	`+ right++;`
	`19`	`+ }`
	`20`	`+ return ans;`
	`21`	`+};`
	`22`	`+`
	`23`	`+function isVowel (char: string): boolean {`
	`24`	`+ return ['a', 'e', 'i', 'o', 'u'].includes(char);`
	`25`	`+}`
	`26`	`+`
	`27`	`+function isValiedArr(arr: Array<string>): boolean {`
	`28`	`+ return new Set(arr).size == 5;`
	`29`	`+}`

Comments

(0)