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feat: add ts solution to lc problem: No.0846 #3059

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Merged
yanglbme merged 7 commits into doocs:main from rain84:feature/lc-0846
Jun 7, 2024
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59 changes: 59 additions & 0 deletions solution/0800-0899/0846.Hand of Straights/README.md
View file Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -169,6 +169,31 @@ func isNStraightHand(hand []int, groupSize int) bool {
}
```

#### TypeScript

```ts
function isNStraightHand(hand: number[], groupSize: number) {
const cnt: Record<number, number> = {};
for (const i of hand) {
cnt[i] = (cnt[i] ?? 0) + 1;
}

const keys = Object.keys(cnt).map(Number);
for (const i of keys) {
while (cnt[i]) {
for (let j = i; j < groupSize + i; j++) {
if (!cnt[j]) {
return false;
}
cnt[j]--;
}
}
}

return true;
}
```

<!-- tabs:end -->

<!-- solution:end -->
Expand Down Expand Up @@ -299,6 +324,40 @@ func isNStraightHand(hand []int, groupSize int) bool {
}
```

#### TypeScript

```ts
function isNStraightHand(hand: number[], groupSize: number): boolean {
const n = hand.length;
if (n % groupSize) {
return false;
}

const groups: number[][] = Array.from({ length: n / groupSize }, () => []);
hand.sort((a, b) => a - b);

for (let i = 0; i < n; i++) {
let isPushed = false;

for (const g of groups) {
if (g.length === groupSize || (g.length && hand[i] - g.at(-1)! !== 1)) {
continue;
}

g.push(hand[i]);
isPushed = true;
break;
}

if (!isPushed) {
return false;
}
}

return true;
}
```

<!-- tabs:end -->

<!-- solution:end -->
Expand Down
59 changes: 59 additions & 0 deletions solution/0800-0899/0846.Hand of Straights/README_EN.md
View file Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -160,6 +160,31 @@ func isNStraightHand(hand []int, groupSize int) bool {
}
```

#### TypeScript

```ts
function isNStraightHand(hand: number[], groupSize: number) {
const cnt: Record<number, number> = {};
for (const i of hand) {
cnt[i] = (cnt[i] ?? 0) + 1;
}

const keys = Object.keys(cnt).map(Number);
for (const i of keys) {
while (cnt[i]) {
for (let j = i; j < groupSize + i; j++) {
if (!cnt[j]) {
return false;
}
cnt[j]--;
}
}
}

return true;
}
```

<!-- tabs:end -->

<!-- solution:end -->
Expand Down Expand Up @@ -284,6 +309,40 @@ func isNStraightHand(hand []int, groupSize int) bool {
}
```

#### TypeScript

```ts
function isNStraightHand(hand: number[], groupSize: number): boolean {
const n = hand.length;
if (n % groupSize) {
return false;
}

const groups: number[][] = Array.from({ length: n / groupSize }, () => []);
hand.sort((a, b) => a - b);

for (let i = 0; i < n; i++) {
let isPushed = false;

for (const g of groups) {
if (g.length === groupSize || (g.length && hand[i] - g.at(-1)! !== 1)) {
continue;
}

g.push(hand[i]);
isPushed = true;
break;
}

if (!isPushed) {
return false;
}
}

return true;
}
```

<!-- tabs:end -->

<!-- solution:end -->
Expand Down
20 changes: 20 additions & 0 deletions solution/0800-0899/0846.Hand of Straights/Solution.ts
View file Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,20 @@
function isNStraightHand(hand: number[], groupSize: number) {
const cnt: Record<number, number> = {};
for (const i of hand) {
cnt[i] = (cnt[i] ?? 0) + 1;
}

const keys = Object.keys(cnt).map(Number);
for (const i of keys) {
while (cnt[i]) {
for (let j = i; j < groupSize + i; j++) {
if (!cnt[j]) {
return false;
}
cnt[j]--;
}
}
}

return true;
}
29 changes: 29 additions & 0 deletions solution/0800-0899/0846.Hand of Straights/Solution2.ts
View file Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,29 @@
function isNStraightHand(hand: number[], groupSize: number): boolean {
const n = hand.length;
if (n % groupSize) {
return false;
}

const groups: number[][] = Array.from({ length: n / groupSize }, () => []);
hand.sort((a, b) => a - b);

for (let i = 0; i < n; i++) {
let isPushed = false;

for (const g of groups) {
if (g.length === groupSize || (g.length && hand[i] - g.at(-1)! !== 1)) {
continue;
}

g.push(hand[i]);
isPushed = true;
break;
}

if (!isPushed) {
return false;
}
}

return true;
}

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