結果
問題 | No.990 N×Mマス計算(Kの倍数) |
ユーザー | yakamoto |
提出日時 | 2020-02-14 23:59:46 |
言語 | Kotlin (1.9.23) |
結果 |
AC
|
実行時間 | 920 ms / 2,000 ms |
コード長 | 4,473 bytes |
コンパイル時間 | 19,124 ms |
コンパイル使用メモリ | 470,372 KB |
実行使用メモリ | 90,356 KB |
最終ジャッジ日時 | 2024-04-27 20:39:50 |
合計ジャッジ時間 | 24,951 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 250 ms
50,220 KB |
testcase_01 | AC | 271 ms
51,568 KB |
testcase_02 | AC | 286 ms
51,576 KB |
testcase_03 | AC | 266 ms
50,332 KB |
testcase_04 | AC | 283 ms
51,684 KB |
testcase_05 | AC | 276 ms
50,268 KB |
testcase_06 | AC | 295 ms
51,936 KB |
testcase_07 | AC | 283 ms
51,852 KB |
testcase_08 | AC | 255 ms
49,968 KB |
testcase_09 | AC | 248 ms
50,092 KB |
testcase_10 | AC | 487 ms
63,780 KB |
testcase_11 | AC | 573 ms
78,476 KB |
testcase_12 | AC | 920 ms
85,496 KB |
testcase_13 | AC | 537 ms
76,464 KB |
testcase_14 | AC | 524 ms
70,600 KB |
testcase_15 | AC | 480 ms
62,812 KB |
testcase_16 | AC | 523 ms
69,052 KB |
testcase_17 | AC | 471 ms
58,692 KB |
testcase_18 | AC | 917 ms
85,708 KB |
testcase_19 | AC | 736 ms
85,128 KB |
testcase_20 | AC | 628 ms
90,356 KB |
ソースコード
import java.io.BufferedReader import java.io.InputStream import java.io.InputStreamReader import java.util.* import kotlin.math.abs import kotlin.math.max import kotlin.math.min val MOD = 1_000_000_007 typealias Fac = List<Pair<Int, Int>> typealias Cnt = MutableList<Int> class Solver(stream: InputStream, private val out: java.io.PrintWriter) { fun solve() { val N = ni() val M = ni() val K = ni() val op = next() val B = na(M) val A = na(N) if (op == "+") { val C = mutableMapOf<Int, Int>() for (i in 0 until M) { val m = B[i] % K C.merge(m, 1, Int::plus) } var ans = 0L for (i in 0 until N) { val mm = A[i] % K val m = (K - mm) % K ans += C.getOrDefault(m, 0) } out.println(ans) } else { val fk = factorize(K).toList() val fkCnt = fk.map{it.second}.toMutableList() debug{fk.toString()} debug{fkCnt.toString()} fun mkCnt(a: IntArray): MutableMap<Cnt, Int> { val C = mutableMapOf<Cnt, Int>() for (i in 0 until a.size) { val fb = factorize(a[i], fk) C.merge(filter(fb, fkCnt), 1, Int::plus) } return C } val Ca = mkCnt(A) val Cb = mkCnt(B) debug{Ca.toString()} debug{Cb.toString()} var ans = 0L for (e in Ca) { val needed = needs(e.key, fkCnt) debug{needed.toString()} Cb.forEach { if (isSatisfy(it.key, needed)) { ans += it.value.toLong() * e.value } } } out.println(ans) } } fun factorize(a: Int, base: Fac): Cnt { var x = a val res = mutableListOf<Int>() for (e in base) { var cnt = 0 for (j in 0 until e.second) { if (x % e.first != 0) break x /= e.first cnt++ } res += cnt } return res } fun factorize(a: Int): MutableMap<Int, Int> { val res = mutableMapOf<Int, Int>() var x = a loop@while(x > 1) { var i = 2 while(i * i <= x) { if (x % i == 0) { res.merge(i, 1, Int::plus) x /= i continue@loop } i++ } res.merge(x, 1, Int::plus) x = 0 } return res } fun filter(x: Cnt, filter: Cnt): Cnt { val res: Cnt = mutableListOf() for (i in 0 until x.size) { res.add(min(filter[i], x[i])) } return res } fun needs(x: Cnt, target: Cnt): MutableList<Int> { val res: Cnt = mutableListOf() for (i in 0 until x.size) { res.add(max(0, target[i] - x[i])) } return res } fun isSatisfy(x: Cnt, needed: Cnt): Boolean { var ok = true for (i in 0 until x.size) { ok = ok and (needed[i] <= x[i]) } return ok } private val isDebug = try { // なんか本番でエラーでる System.getenv("MY_DEBUG") != null } catch (t: Throwable) { false } private var tokenizer: StringTokenizer? = null private val reader = BufferedReader(InputStreamReader(stream), 32768) private fun next(): String { while (tokenizer == null || !tokenizer!!.hasMoreTokens()) { tokenizer = StringTokenizer(reader.readLine()) } return tokenizer!!.nextToken() } private fun ni() = next().toInt() private fun nl() = next().toLong() private fun ns() = next() private fun na(n: Int, offset: Int = 0): IntArray { return map(n, offset) { ni() } } private inline fun map(n: Int, offset: Int = 0, f: (Int) -> Int): IntArray { val res = IntArray(n) for (i in 0 until n) { res[i] = f(i + offset) } return res } private inline fun debug(msg: () -> String) { if (isDebug) System.err.println(msg()) } private fun debug(a: LongArray) { debug { a.joinToString(" ") } } private fun debug(a: IntArray) { debug { a.joinToString(" ") } } private fun debug(a: BooleanArray) { debug { a.map { if (it) 1 else 0 }.joinToString("") } } private fun debugDim(A: Array<IntArray>) { if (isDebug) { for (a in A) { debug(a) } } } /** * 勝手にimport消されるのを防ぎたい */ private fun hoge() { min(1, 2) max(1, 2) abs(-10) } } fun <A, B> pair(a: A, b: B) = RPair(a, b) data class RPair<A, B>(val _1: A, val _2: B) fun main() { val out = java.io.PrintWriter(System.out) Solver(System.`in`, out).solve() out.flush() }