Submission #1518225
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) } } } val list1g = len1.filter(x => x <= lenST).groupBy(x => x) val list2g = len2.filter(x => x <= lenST).groupBy(x => x) var ans = 0 for (i <- 0 to lenST) { val j = lenST - i ans += list1g(i).length * list2g(j).length } 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 | 1505 Byte |
Status | MLE |
Exec Time | 1406 ms |
Memory | 128392 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 | 337 ms | 25400 KB |
00-sample2.txt | AC | 336 ms | 25392 KB |
00-sample4.txt | AC | 337 ms | 25412 KB |
50-random10.txt | AC | 341 ms | 25384 KB |
50-random11.txt | AC | 333 ms | 25520 KB |
50-random12.txt | AC | 338 ms | 25284 KB |
50-random13.txt | AC | 338 ms | 25284 KB |
50-random14.txt | AC | 336 ms | 25392 KB |
50-random15.txt | AC | 335 ms | 25280 KB |
50-random16.txt | AC | 333 ms | 27344 KB |
50-random17.txt | AC | 334 ms | 25388 KB |
50-random18.txt | AC | 339 ms | 25384 KB |
50-random19.txt | AC | 341 ms | 25656 KB |
50-random20.txt | AC | 336 ms | 25380 KB |
50-random21.txt | AC | 338 ms | 25524 KB |
50-random22.txt | AC | 344 ms | 25672 KB |
50-random23.txt | AC | 337 ms | 25424 KB |
50-random24.txt | AC | 335 ms | 25536 KB |
50-random25.txt | AC | 337 ms | 25404 KB |
50-random26.txt | AC | 337 ms | 25536 KB |
50-random27.txt | AC | 337 ms | 23596 KB |
50-random28.txt | AC | 337 ms | 25284 KB |
50-random29.txt | AC | 337 ms | 25532 KB |
50-random30.txt | AC | 342 ms | 25404 KB |
50-random31.txt | AC | 338 ms | 25408 KB |
50-random32.txt | AC | 339 ms | 25400 KB |
50-random33.txt | AC | 350 ms | 25388 KB |
50-random34.txt | AC | 356 ms | 23624 KB |
50-random35.txt | AC | 345 ms | 25280 KB |
50-random36.txt | AC | 357 ms | 25792 KB |
50-random37.txt | AC | 353 ms | 25784 KB |
50-random38.txt | AC | 356 ms | 25652 KB |
50-random39.txt | AC | 343 ms | 25400 KB |
50-random40.txt | AC | 508 ms | 30792 KB |
50-random41.txt | AC | 397 ms | 26056 KB |
50-random42.txt | AC | 419 ms | 28040 KB |
50-random43.txt | AC | 357 ms | 25792 KB |
50-random44.txt | AC | 426 ms | 28652 KB |
50-random45.txt | AC | 347 ms | 25412 KB |
50-random46.txt | AC | 447 ms | 30120 KB |
50-random47.txt | AC | 447 ms | 28652 KB |
50-random48.txt | AC | 457 ms | 28836 KB |
50-random49.txt | AC | 470 ms | 29016 KB |
50-random50.txt | AC | 643 ms | 37908 KB |
50-random51.txt | AC | 724 ms | 39688 KB |
50-random52.txt | AC | 558 ms | 35924 KB |
50-random53.txt | AC | 755 ms | 39244 KB |
50-random54.txt | AC | 759 ms | 40168 KB |
50-random55.txt | AC | 793 ms | 39184 KB |
50-random56.txt | AC | 451 ms | 28424 KB |
50-random57.txt | AC | 633 ms | 38016 KB |
50-random58.txt | AC | 658 ms | 37844 KB |
50-random59.txt | AC | 599 ms | 38204 KB |
50-random60.txt | AC | 1122 ms | 80276 KB |
50-random61.txt | AC | 900 ms | 78700 KB |
50-random62.txt | MLE | 1122 ms | 117648 KB |
50-random63.txt | AC | 993 ms | 75984 KB |
50-random64.txt | AC | 1082 ms | 81040 KB |
50-random65.txt | AC | 865 ms | 52164 KB |
50-random66.txt | AC | 1001 ms | 53452 KB |
50-random67.txt | AC | 809 ms | 40584 KB |
50-random68.txt | AC | 698 ms | 39168 KB |
50-random69.txt | AC | 621 ms | 36368 KB |
intoverflow00.txt | MLE | 1371 ms | 127704 KB |
intoverflow01.txt | MLE | 1395 ms | 126080 KB |
intoverflow02.txt | MLE | 1363 ms | 125924 KB |
intoverflow03.txt | MLE | 1379 ms | 126140 KB |
intoverflow04.txt | MLE | 1380 ms | 126392 KB |
intoverflow05.txt | MLE | 1388 ms | 128264 KB |
intoverflow06.txt | MLE | 1406 ms | 126560 KB |
intoverflow07.txt | MLE | 1385 ms | 127552 KB |
intoverflow08.txt | MLE | 1399 ms | 128392 KB |
intoverflow09.txt | MLE | 1372 ms | 126184 KB |