Submission #1518220
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(next) = len1(now) + 1 que1.enqueue(next) } } } 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(next) = len2(now) + 1 que2.enqueue(next) } } } val lenST = len1(T) - 2 var ans = 0 for (i <- 0 to lenST) { val j = lenST - i ans += len1.filter(x => x == i).length * len2.filter(x => x == 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 | 1355 Byte |
Status | MLE |
Exec Time | 1312 ms |
Memory | 128680 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 | 25292 KB |
00-sample2.txt | AC | 334 ms | 25396 KB |
00-sample4.txt | AC | 335 ms | 25384 KB |
50-random10.txt | AC | 334 ms | 25392 KB |
50-random11.txt | AC | 332 ms | 25424 KB |
50-random12.txt | AC | 331 ms | 25400 KB |
50-random13.txt | AC | 336 ms | 23620 KB |
50-random14.txt | AC | 333 ms | 25396 KB |
50-random15.txt | AC | 340 ms | 25128 KB |
50-random16.txt | AC | 346 ms | 25540 KB |
50-random17.txt | AC | 341 ms | 25284 KB |
50-random18.txt | AC | 332 ms | 25388 KB |
50-random19.txt | AC | 349 ms | 25032 KB |
50-random20.txt | AC | 345 ms | 25296 KB |
50-random21.txt | AC | 335 ms | 25300 KB |
50-random22.txt | AC | 335 ms | 23608 KB |
50-random23.txt | AC | 336 ms | 25376 KB |
50-random24.txt | AC | 331 ms | 25396 KB |
50-random25.txt | AC | 331 ms | 25400 KB |
50-random26.txt | AC | 333 ms | 25404 KB |
50-random27.txt | AC | 336 ms | 25532 KB |
50-random28.txt | AC | 345 ms | 25536 KB |
50-random29.txt | AC | 354 ms | 23596 KB |
50-random30.txt | AC | 346 ms | 25288 KB |
50-random31.txt | AC | 340 ms | 25408 KB |
50-random32.txt | AC | 346 ms | 25020 KB |
50-random33.txt | AC | 349 ms | 25780 KB |
50-random34.txt | AC | 352 ms | 25508 KB |
50-random35.txt | AC | 335 ms | 23492 KB |
50-random36.txt | AC | 357 ms | 25400 KB |
50-random37.txt | AC | 351 ms | 27852 KB |
50-random38.txt | AC | 374 ms | 23956 KB |
50-random39.txt | AC | 340 ms | 25284 KB |
50-random40.txt | AC | 539 ms | 31200 KB |
50-random41.txt | AC | 424 ms | 27848 KB |
50-random42.txt | AC | 448 ms | 28244 KB |
50-random43.txt | AC | 367 ms | 25268 KB |
50-random44.txt | AC | 442 ms | 26460 KB |
50-random45.txt | AC | 350 ms | 25540 KB |
50-random46.txt | AC | 472 ms | 28788 KB |
50-random47.txt | AC | 455 ms | 28772 KB |
50-random48.txt | AC | 485 ms | 28884 KB |
50-random49.txt | AC | 490 ms | 28896 KB |
50-random50.txt | AC | 710 ms | 39424 KB |
50-random51.txt | AC | 784 ms | 37416 KB |
50-random52.txt | AC | 582 ms | 37340 KB |
50-random53.txt | AC | 782 ms | 39284 KB |
50-random54.txt | AC | 794 ms | 40164 KB |
50-random55.txt | AC | 803 ms | 40600 KB |
50-random56.txt | AC | 467 ms | 28368 KB |
50-random57.txt | AC | 728 ms | 39376 KB |
50-random58.txt | AC | 725 ms | 39664 KB |
50-random59.txt | AC | 671 ms | 38688 KB |
50-random60.txt | AC | 1025 ms | 80208 KB |
50-random61.txt | AC | 1018 ms | 80360 KB |
50-random62.txt | MLE | 1176 ms | 117756 KB |
50-random63.txt | AC | 1085 ms | 80172 KB |
50-random64.txt | AC | 1058 ms | 79872 KB |
50-random65.txt | AC | 897 ms | 56100 KB |
50-random66.txt | AC | 917 ms | 52256 KB |
50-random67.txt | AC | 854 ms | 42920 KB |
50-random68.txt | AC | 758 ms | 41616 KB |
50-random69.txt | AC | 678 ms | 37320 KB |
intoverflow00.txt | MLE | 1270 ms | 128680 KB |
intoverflow01.txt | MLE | 1242 ms | 125588 KB |
intoverflow02.txt | MLE | 1273 ms | 124452 KB |
intoverflow03.txt | MLE | 1293 ms | 125876 KB |
intoverflow04.txt | MLE | 1312 ms | 126940 KB |
intoverflow05.txt | MLE | 1243 ms | 126648 KB |
intoverflow06.txt | MLE | 1270 ms | 127680 KB |
intoverflow07.txt | MLE | 1267 ms | 126836 KB |
intoverflow08.txt | MLE | 1255 ms | 125484 KB |
intoverflow09.txt | MLE | 1253 ms | 127444 KB |