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feat: add typescript solution to lc problem: No.2319

No.2319.Check if Matrix Is X-Matrix

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Lines changed: 13 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -139,7 +139,19 @@ func checkXMatrix(grid [][]int) bool {`
`139`	`139`	`### TypeScript`
`140`	`140`
`141`	`141`	```ts
`142`		`-`
	`142`	`+function checkXMatrix(grid: number[][]): boolean {`
	`143`	`+ const m = grid.length, n = grid[0].length;`
	`144`	`+ for (let i = 0; i < m; i++) {`
	`145`	`+ for (let j = 0; j < n; j++) {`
	`146`	`+ if (j == i \|\| j == (n - 1 - i)) {`
	`147`	`+ if (!grid[i][j]) return false;`
	`148`	`+ } else {`
	`149`	`+ if (grid[i][j]) return false;`
	`150`	`+ }`
	`151`	`+ }`
	`152`	`+ }`
	`153`	`+ return true;`
	`154`	`+};`
`143`	`155`	```
`144`	`156`
`145`	`157`	`### ...`

Lines changed: 13 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -131,7 +131,19 @@ func checkXMatrix(grid [][]int) bool {`
`131`	`131`	`### TypeScript`
`132`	`132`
`133`	`133`	```ts
`134`		`-`
	`134`	`+function checkXMatrix(grid: number[][]): boolean {`
	`135`	`+ const m = grid.length, n = grid[0].length;`
	`136`	`+ for (let i = 0; i < m; i++) {`
	`137`	`+ for (let j = 0; j < n; j++) {`
	`138`	`+ if (j == i \|\| j == (n - 1 - i)) {`
	`139`	`+ if (!grid[i][j]) return false;`
	`140`	`+ } else {`
	`141`	`+ if (grid[i][j]) return false;`
	`142`	`+ }`
	`143`	`+ }`
	`144`	`+ }`
	`145`	`+ return true;`
	`146`	`+};`
`135`	`147`	```
`136`	`148`
`137`	`149`	`### ...`

Lines changed: 13 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,13 @@`
	`1`	`+function checkXMatrix(grid: number[][]): boolean {`
	`2`	`+ const m = grid.length, n = grid[0].length;`
	`3`	`+ for (let i = 0; i < m; i++) {`
	`4`	`+ for (let j = 0; j < n; j++) {`
	`5`	`+ if (j == i \|\| j == (n - 1 - i)) {`
	`6`	`+ if (!grid[i][j]) return false;`
	`7`	`+ } else {`
	`8`	`+ if (grid[i][j]) return false;`
	`9`	`+ }`
	`10`	`+ }`
	`11`	`+ }`
	`12`	`+ return true;`
	`13`	`+};`

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