結果
問題 | No.1417 100の倍数かつ正整数(2) |
ユーザー | yagisumi |
提出日時 | 2021-03-31 04:18:06 |
言語 | TypeScript (5.4.3) |
結果 |
CE
(最新)
AC
(最初)
|
実行時間 | - |
コード長 | 3,682 bytes |
コンパイル時間 | 6,781 ms |
コンパイル使用メモリ | 146,440 KB |
最終ジャッジ日時 | 2024-05-08 05:28:16 |
合計ジャッジ時間 | 7,373 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge4 |
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コンパイルエラー時のメッセージ・ソースコードは、提出者また管理者しか表示できないようにしております。(リジャッジ後のコンパイルエラーは公開されます)
ただし、clay言語の場合は開発者のデバッグのため、公開されます。
ただし、clay言語の場合は開発者のデバッグのため、公開されます。
コンパイルメッセージ
main.ts(1,27): error TS2307: Cannot find module 'console' or its corresponding type declarations. main.ts(2,21): error TS2307: Cannot find module 'fs' or its corresponding type declarations. main.ts(30,26): error TS2580: Cannot find name 'process'. Do you need to install type definitions for node? Try `npm i --save-dev @types/node`. main.ts(30,69): error TS2580: Cannot find name 'process'. Do you need to install type definitions for node? Try `npm i --save-dev @types/node`.
ソースコード
import { timeStamp } from 'console' import * as fs from 'fs' // import * as readline from 'readline' // const rl = readline.createInterface({ input: process.stdin, output: process.stdout }) // const ask = (query: string) => new Promise<string>((resolve) => rl.question(query, resolve)) // // Don't forget `rl.close()`. const INT = Math.floor declare global { interface Array<T> { last(): T | undefined isEmpty(): boolean } } Array.prototype.last = function () { return this.length === 0 ? undefined : this[this.length - 1] } Array.prototype.isEmpty = function () { return this.length === 0 } const bigIntMax = (...args: bigint[]) => args.reduce((m, e) => (e > m ? e : m)) const bigIntMin = (...args: bigint[]) => args.reduce((m, e) => (e < m ? e : m)) const bigIntAbs = (arg: bigint) => (arg < 0 ? -arg : arg) declare const stdin: number function read_stdin() { return fs.readFileSync(process.env.NODE_ENV === 'debug' ? stdin : process.stdin.fd, 'utf8') } class Input { readonly inputs: string[] private index = 0 constructor(str?: string) { this.inputs = (str ? str : read_stdin()).split(/\s+/) } number() { return Number(this.inputs[this.index++]) } numbers(n: number) { return this.inputs.slice(this.index, (this.index += n)).map(Number) } bigint() { return BigInt(this.inputs[this.index++]) } bigints(n: number) { return this.inputs.slice(this.index, (this.index += n)).map(BigInt) } word() { return this.inputs[this.index++] } words(n: number) { return this.inputs.slice(this.index, (this.index += n)) } } function array<T>(len: number, init: T): T[] { return Array(len).fill(init) } function array2<T>(h: number, w: number, init: T): T[][] { return array(h, 0).map(() => array(w, init)) } function main() { const input = new Input() const N = input.word() const M = 10 ** 9 + 7 const B = 100 const tight = 1 let tight_state = { has0: false, count2: 0, count5: 0, } let dp = array2(3, 3, 0) for (let i = 0; i < N.length; i++) { const dp2 = array2(3, 3, 0) dp2[0][0] = 1 if (!tight_state.has0) { const digit = Number(N[i]) for (let j = 1; j < digit; j++) { let c2 = tight_state.count2 let c5 = tight_state.count5 if (j === 2 || j === 6) { c2 = Math.min(2, c2 + 1) } else if (j === 4 || j === 8) { c2 = Math.min(2, c2 + 2) } else if (j === 5) { c5 = Math.min(2, c5 + 1) } dp2[c2][c5] += tight } if (digit === 0) { tight_state.has0 = true } else if (digit === 2 || digit === 6) { tight_state.count2 = Math.min(2, tight_state.count2 + 1) } else if (digit === 4 || digit === 8) { tight_state.count2 = Math.min(2, tight_state.count2 + 2) } else if (digit === 5) { tight_state.count5 = Math.min(2, tight_state.count5 + 1) } } for (let c2 = 0; c2 < 3; c2++) { for (let c5 = 0; c5 < 3; c5++) { for (let j = 1; j < 10; j++) { let curr_c2 = c2 let curr_c5 = c5 if (j === 2 || j === 6) { curr_c2 = Math.min(2, c2 + 1) } else if (j === 4 || j === 8) { curr_c2 = Math.min(2, c2 + 2) } else if (j === 5) { curr_c5 = Math.min(2, c5 + 1) } dp2[curr_c2][curr_c5] = (dp2[curr_c2][curr_c5] + dp[c2][c5]) % M } } } // console.log(dp2) dp = dp2 } // console.log(dp) let ans = 0 if (!tight_state.has0 && tight_state.count2 === 2 && tight_state.count5 === 2) { ans++ } ans = (ans + dp[2][2]) % M console.log(ans) } main()