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Commit 3f1171f

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feat: add solutions to lc problem: No.1497 (doocs#3596)
1 parent feac470 commit 3f1171f

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‎solution/1400-1499/1497.Check If Array Pairs Are Divisible by k/README.md‎

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@@ -145,6 +145,42 @@ func canArrange(arr []int, k int) bool {
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}
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```
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#### TypeScript
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```ts
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function canArrange(arr: number[], k: number): boolean {
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const cnt = Array(k).fill(0);
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for (const x of arr) {
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cnt[((x % k) + k) % k]++;
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}
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for (let i = 1; i < k; i++) {
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if (cnt[i] !== cnt[k - i]) return false;
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}
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return cnt[0] % 2 === 0;
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}
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```
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#### JavaScript
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```js
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function canArrange(arr, k) {
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const cnt = Array(k).fill(0);
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for (const x of arr) {
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cnt[((x % k) + k) % k]++;
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}
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for (let i = 1; i < k; i++) {
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if (cnt[i] !== cnt[k - i]) return false;
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}
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return cnt[0] % 2 === 0;
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}
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```
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<!-- tabs:end -->
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<!-- solution:end -->

‎solution/1400-1499/1497.Check If Array Pairs Are Divisible by k/README_EN.md‎

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@@ -137,6 +137,42 @@ func canArrange(arr []int, k int) bool {
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}
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```
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#### TypeScript
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```ts
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function canArrange(arr: number[], k: number): boolean {
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const cnt = Array(k).fill(0);
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for (const x of arr) {
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cnt[((x % k) + k) % k]++;
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}
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for (let i = 1; i < k; i++) {
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if (cnt[i] !== cnt[k - i]) return false;
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}
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return cnt[0] % 2 === 0;
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}
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```
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#### JavaScript
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```js
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function canArrange(arr, k) {
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const cnt = Array(k).fill(0);
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for (const x of arr) {
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cnt[((x % k) + k) % k]++;
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}
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for (let i = 1; i < k; i++) {
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if (cnt[i] !== cnt[k - i]) return false;
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}
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return cnt[0] % 2 === 0;
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}
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```
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<!-- tabs:end -->
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<!-- solution:end -->
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function canArrange(arr, k) {
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const cnt = Array(k).fill(0);
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for (const x of arr) {
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cnt[((x % k) + k) % k]++;
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}
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for (let i = 1; i < k; i++) {
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if (cnt[i] !== cnt[k - i]) return false;
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}
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return cnt[0] % 2 === 0;
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}
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@@ -0,0 +1,13 @@
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function canArrange(arr: number[], k: number): boolean {
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const cnt = Array(k).fill(0);
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for (const x of arr) {
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cnt[((x % k) + k) % k]++;
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}
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for (let i = 1; i < k; i++) {
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if (cnt[i] !== cnt[k - i]) return false;
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}
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return cnt[0] % 2 === 0;
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}

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