Submission #1518228
Source Code Expand
import java.util.Scanner import scala.collection.mutable object Main { def solve(sc: => Scanner): Unit = { val N, M = sc.nextInt val S, T = sc.nextInt - 1 val mapping = Array.fill[List[Int]](N)(List()) for (i <- 0 until M) { val x, y = sc.nextInt - 1 mapping(x).+:=(y) mapping(y).+:=(x) } val len1 = Array.fill[Int](N)(Int.MaxValue / 6) len1(S) = 0 val que1 = mutable.Queue[Int](S) while (que1.size != 0) { val now = que1.dequeue() for (next <- mapping(now)) { if (len1(next) > len1(now) + 1 && len1(now) + 1 <= len1(T)) { len1(next) = len1(now) + 1 que1.enqueue(next) } } } val lenST = len1(T) - 2 val len2 = Array.fill[Int](N)(Int.MaxValue / 6) len2(T) = 0 val que2 = mutable.Queue[Int](T) while (que2.size != 0) { val now = que2.dequeue() for (next <- mapping(now)) { if (len2(next) > len2(now) + 1 && len2(now) + 1 <= lenST) { len2(next) = len2(now) + 1 que2.enqueue(next) } } } var ans = 0 for (i <- 0 to lenST) { val j = lenST - i var x = 0 for (z <- len1) { if (z == i) (x += 1) } var y = 0 for (z <- len2) { if (z == j) (y += 1) } ans += x * y } println(ans) } def main(args: Array[String]): Unit = { val sc: Scanner = new Scanner(System.in) solve(sc) } }
Submission Info
Submission Time | |
---|---|
Task | B - Minus One |
User | goryudyuma |
Language | Scala (2.11.7) |
Score | 0 |
Code Size | 1511 Byte |
Status | MLE |
Exec Time | 1280 ms |
Memory | 128600 KB |
Judge Result
Set Name | All | ||||
---|---|---|---|---|---|
Score / Max Score | 0 / 100 | ||||
Status |
|
Set Name | Test Cases |
---|---|
All | 00-sample1.txt, 00-sample2.txt, 00-sample4.txt, 50-random10.txt, 50-random11.txt, 50-random12.txt, 50-random13.txt, 50-random14.txt, 50-random15.txt, 50-random16.txt, 50-random17.txt, 50-random18.txt, 50-random19.txt, 50-random20.txt, 50-random21.txt, 50-random22.txt, 50-random23.txt, 50-random24.txt, 50-random25.txt, 50-random26.txt, 50-random27.txt, 50-random28.txt, 50-random29.txt, 50-random30.txt, 50-random31.txt, 50-random32.txt, 50-random33.txt, 50-random34.txt, 50-random35.txt, 50-random36.txt, 50-random37.txt, 50-random38.txt, 50-random39.txt, 50-random40.txt, 50-random41.txt, 50-random42.txt, 50-random43.txt, 50-random44.txt, 50-random45.txt, 50-random46.txt, 50-random47.txt, 50-random48.txt, 50-random49.txt, 50-random50.txt, 50-random51.txt, 50-random52.txt, 50-random53.txt, 50-random54.txt, 50-random55.txt, 50-random56.txt, 50-random57.txt, 50-random58.txt, 50-random59.txt, 50-random60.txt, 50-random61.txt, 50-random62.txt, 50-random63.txt, 50-random64.txt, 50-random65.txt, 50-random66.txt, 50-random67.txt, 50-random68.txt, 50-random69.txt, intoverflow00.txt, intoverflow01.txt, intoverflow02.txt, intoverflow03.txt, intoverflow04.txt, intoverflow05.txt, intoverflow06.txt, intoverflow07.txt, intoverflow08.txt, intoverflow09.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
00-sample1.txt | AC | 332 ms | 25016 KB |
00-sample2.txt | AC | 331 ms | 25120 KB |
00-sample4.txt | AC | 337 ms | 25556 KB |
50-random10.txt | AC | 332 ms | 25408 KB |
50-random11.txt | AC | 329 ms | 25024 KB |
50-random12.txt | AC | 330 ms | 25408 KB |
50-random13.txt | AC | 334 ms | 27336 KB |
50-random14.txt | AC | 330 ms | 27328 KB |
50-random15.txt | AC | 335 ms | 25536 KB |
50-random16.txt | AC | 345 ms | 25676 KB |
50-random17.txt | AC | 333 ms | 23724 KB |
50-random18.txt | AC | 334 ms | 25396 KB |
50-random19.txt | AC | 334 ms | 25292 KB |
50-random20.txt | AC | 330 ms | 25400 KB |
50-random21.txt | AC | 349 ms | 25412 KB |
50-random22.txt | AC | 331 ms | 25404 KB |
50-random23.txt | AC | 333 ms | 25404 KB |
50-random24.txt | AC | 333 ms | 25280 KB |
50-random25.txt | AC | 336 ms | 25392 KB |
50-random26.txt | AC | 332 ms | 25276 KB |
50-random27.txt | AC | 334 ms | 25400 KB |
50-random28.txt | AC | 338 ms | 25284 KB |
50-random29.txt | AC | 337 ms | 25524 KB |
50-random30.txt | AC | 350 ms | 25540 KB |
50-random31.txt | AC | 344 ms | 25164 KB |
50-random32.txt | AC | 339 ms | 25404 KB |
50-random33.txt | AC | 350 ms | 25676 KB |
50-random34.txt | AC | 350 ms | 27420 KB |
50-random35.txt | AC | 336 ms | 25284 KB |
50-random36.txt | AC | 351 ms | 25636 KB |
50-random37.txt | AC | 363 ms | 25548 KB |
50-random38.txt | AC | 353 ms | 25664 KB |
50-random39.txt | AC | 338 ms | 25156 KB |
50-random40.txt | AC | 519 ms | 31036 KB |
50-random41.txt | AC | 409 ms | 27836 KB |
50-random42.txt | AC | 437 ms | 28304 KB |
50-random43.txt | AC | 358 ms | 25652 KB |
50-random44.txt | AC | 435 ms | 28048 KB |
50-random45.txt | AC | 347 ms | 25660 KB |
50-random46.txt | AC | 456 ms | 28168 KB |
50-random47.txt | AC | 444 ms | 28884 KB |
50-random48.txt | AC | 466 ms | 29168 KB |
50-random49.txt | AC | 476 ms | 29008 KB |
50-random50.txt | AC | 644 ms | 38148 KB |
50-random51.txt | AC | 732 ms | 44032 KB |
50-random52.txt | AC | 557 ms | 35528 KB |
50-random53.txt | AC | 727 ms | 41932 KB |
50-random54.txt | AC | 733 ms | 40600 KB |
50-random55.txt | AC | 762 ms | 49092 KB |
50-random56.txt | AC | 455 ms | 28428 KB |
50-random57.txt | AC | 625 ms | 38052 KB |
50-random58.txt | AC | 650 ms | 38092 KB |
50-random59.txt | AC | 596 ms | 37832 KB |
50-random60.txt | AC | 1040 ms | 79588 KB |
50-random61.txt | AC | 891 ms | 73904 KB |
50-random62.txt | MLE | 1121 ms | 117596 KB |
50-random63.txt | AC | 1006 ms | 78320 KB |
50-random64.txt | AC | 1003 ms | 88724 KB |
50-random65.txt | AC | 854 ms | 53444 KB |
50-random66.txt | AC | 886 ms | 54332 KB |
50-random67.txt | AC | 766 ms | 43236 KB |
50-random68.txt | AC | 696 ms | 38764 KB |
50-random69.txt | AC | 631 ms | 37792 KB |
intoverflow00.txt | MLE | 1244 ms | 125396 KB |
intoverflow01.txt | MLE | 1253 ms | 128568 KB |
intoverflow02.txt | MLE | 1268 ms | 127076 KB |
intoverflow03.txt | MLE | 1259 ms | 126932 KB |
intoverflow04.txt | MLE | 1245 ms | 127752 KB |
intoverflow05.txt | MLE | 1268 ms | 128088 KB |
intoverflow06.txt | MLE | 1273 ms | 128600 KB |
intoverflow07.txt | MLE | 1260 ms | 127716 KB |
intoverflow08.txt | MLE | 1280 ms | 126632 KB |
intoverflow09.txt | MLE | 1261 ms | 126996 KB |