結果
問題 | No.786 京都大学の過去問 |
ユーザー | mikhail |
提出日時 | 2020-03-23 22:38:09 |
言語 | Kotlin (1.9.23) |
結果 |
AC
|
実行時間 | 248 ms / 2,000 ms |
コード長 | 3,577 bytes |
コンパイル時間 | 14,414 ms |
コンパイル使用メモリ | 464,900 KB |
実行使用メモリ | 49,944 KB |
最終ジャッジ日時 | 2024-06-09 08:17:03 |
合計ジャッジ時間 | 16,621 ms |
ジャッジサーバーID (参考情報) |
judge5 / 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 | 246 ms
49,900 KB |
testcase_01 | AC | 248 ms
49,944 KB |
testcase_02 | AC | 243 ms
49,752 KB |
testcase_03 | AC | 248 ms
49,780 KB |
testcase_04 | AC | 245 ms
49,708 KB |
コンパイルメッセージ
Main.kt:9:10: warning: parameter 'args' is never used fun main(args: Array<String>){ ^ Main.kt:69:118: warning: unnecessary non-null assertion (!!) on a non-null receiver of type Int fun max(a: Int = -INF, b: Int = -INF, c: Int = -INF, d: Int = -INF, e: Int = -INF): Int = listOf(a, b, c, d, e).max()!! ^ Main.kt:70:129: warning: unnecessary non-null assertion (!!) on a non-null receiver of type Long fun max(a: Long = -LINF, b: Long = -LINF, c: Long = -LINF, d: Long = -LINF, e: Long = -LINF): Long = listOf(a, b, c, d, e).max()!!.toLong() ^ Main.kt:71:113: warning: unnecessary non-null assertion (!!) on a non-null receiver of type Int fun min(a: Int = INF, b: Int = INF, c: Int = INF, d: Int = INF, e: Int = INF): Int = listOf(a, b, c, d, e).min()!! ^ Main.kt:72:124: warning: unnecessary non-null assertion (!!) on a non-null receiver of type Long fun min(a: Long = LINF, b: Long = LINF, c: Long = LINF, d: Long = LINF, e: Long = LINF): Long = listOf(a, b, c, d, e).min()!!.toLong() ^
ソースコード
import java.util.* import java.io.* val pw = PrintWriter(System.out) val MOD = 1000000007L val INF = 2147483647 val LINF = 9223372036854775807L fun main(args: Array<String>){ solve() pw.flush() } fun solve(){ val n = nextInt() val dp = longAry(n + 1) dp[0] = 1 dp[1] = 1 for (i in 2..n) { dp[i] = dp[i - 1] + dp[i - 2] } println(dp[n]) } // Print fun println(v: String){ pw.println(v) } fun print(v: String){ pw.print(v) } // Read fun next() = readLine()!! fun nextInt() = next().toInt() fun nextLong() = next().toLong() fun nextDouble() = next().toDouble() fun nextList() = next().split(" ") fun nextIntList() = next().split(" ").map{ it.toInt() } fun nextLongList() = next().split(" ").map{ it.toLong() } fun nextDoubleList() = next().split(" ").map{ it.toDouble() } fun nextAryln(n: Int) = Array(n){ next() } fun nextIntAryln(n: Int) = IntArray(n){ nextInt() } fun nextLongAryln(n: Int) = LongArray(n){ nextLong() } fun nextDoubleAryln(n: Int) = DoubleArray(n) { nextDouble() } // Array fun ary(n: Int, init: String = "") = Array(n) { init } fun intAry(n: Int, init: Int = 0) = IntArray(n) { init } fun longAry(n: Int, init: Long = 0L) = LongArray(n) { init } fun doubleAry(n: Int, init: Double = 0.0) = DoubleArray(n) { init } fun ary2(n: Int, m: Int, init: String = "") = Array(n) { Array(m) { init } } fun intAry2(n: Int, m: Int, init: Int = 0) = Array(n) { IntArray(m) { init } } fun longAry2(n: Int, m: Int, init: Long = 0) = Array(n) { LongArray(m) { init } } fun doubleAry2(n: Int, m: Int, init: Double = 0.0) = Array(n) { DoubleArray(m) { init } } fun ary3(n: Int, m: Int, k: Int, init: String = "") = Array(n) { Array(m) { Array(k) { init } } } fun intAry3(n: Int, m: Int, k: Int, init: Int = 0) = Array(n) { Array(m) { IntArray(k) { init } } } fun longAry3(n: Int, m: Int, k: Int, init: Long = 0L) = Array(n) { Array(m) { LongArray(k) { init } } } fun doubleAry3(n: Int, m: Int, k: Int, init: Double = 0.0) = Array(n) { Array(m) { DoubleArray(k) { init } } } // Math fun abs(n: Int) : Int = Math.abs(n) fun abs(n: Long) : Long = Math.abs(n) fun abs(n: Double) : Double = Math.abs(n) fun max(a: Int = -INF, b: Int = -INF, c: Int = -INF, d: Int = -INF, e: Int = -INF): Int = listOf(a, b, c, d, e).max()!! fun max(a: Long = -LINF, b: Long = -LINF, c: Long = -LINF, d: Long = -LINF, e: Long = -LINF): Long = listOf(a, b, c, d, e).max()!!.toLong() fun min(a: Int = INF, b: Int = INF, c: Int = INF, d: Int = INF, e: Int = INF): Int = listOf(a, b, c, d, e).min()!! fun min(a: Long = LINF, b: Long = LINF, c: Long = LINF, d: Long = LINF, e: Long = LINF): Long = listOf(a, b, c, d, e).min()!!.toLong() fun prime(from: Long, to: Long = from) : List<Long>{ return (from..to).filter{ i -> val max = Math.sqrt(i.toDouble()).toLong() (2..max).all{ j -> i % j != 0L} } } fun gcd(a: Long, b: Long) : Long = if(a % b == 0L) b else gcd(b, (a % b)) fun lcm(a: Long, b: Long) : Long = a / gcd(a, b) * b fun modpow(a: Long, n: Long, p:Long = MOD) : Long { var res = 1L var ar = a var nr = n while(nr > 0){ if((nr and 1) == 1L) res = res * ar % p ar = ar * ar % p nr = nr shr 1 } return res } fun modinv(a: Long, p: Long = MOD) : Long = modpow(a, p - 2, p) fun ncr(n: Long, r: Long) : Long { var a = 1L var b = 1L for (i in 1..r) { a = a * (n + 1 - i) % MOD b = b * i % MOD } return modinv(b, MOD) * a % MOD }