Submission #1071252


Source Code Expand

H, W = gets.split.map(&:to_i)
As = ([[0] * (W + 2)] + readlines.map{|l| [0] + l.split.map(&:to_i) + [0]} + [[0] * (W + 2)]).flatten
MOD = 1_000_000_007

def dp(k)
  return @dp[k] if @dp[k]
  ret = 1
  a = As[k]
  [k + W + 2, k - W - 2, k + 1, k - 1].each do |t|
    ret += dp(t) if As[t] > a
  end
  @dp[k] = ret
end

@dp = Array.new((H + 2) * (W + 2), nil)
ans = 0
(1 .. H).each do |i|
  (1 .. W).each do |j|
    ans = (ans + dp(i * (W + 2) + j)) % MOD
  end
end
puts ans

Submission Info

Submission Time
Task D - 経路
User noriakiokubo
Language Ruby (2.3.3)
Score 0
Code Size 473 Byte
Status TLE
Exec Time 2131 ms
Memory 371788 KB

Judge Result

Set Name sample All
Score / Max Score 0 / 0 0 / 100
Status
AC × 2
AC × 19
TLE × 3
Set Name Test Cases
sample sample01.txt, sample02.txt
All 00.txt, 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, sample01.txt, sample02.txt
Case Name Status Exec Time Memory
00.txt TLE 2121 ms 203900 KB
01.txt TLE 2131 ms 371788 KB
02.txt AC 1263 ms 29108 KB
03.txt AC 11 ms 1916 KB
04.txt AC 11 ms 1788 KB
05.txt AC 11 ms 1788 KB
06.txt AC 13 ms 1916 KB
07.txt AC 13 ms 1916 KB
08.txt AC 11 ms 1788 KB
09.txt AC 11 ms 1788 KB
10.txt AC 15 ms 2044 KB
11.txt AC 1382 ms 36220 KB
12.txt AC 1353 ms 36220 KB
13.txt AC 1372 ms 36344 KB
14.txt AC 1355 ms 36212 KB
15.txt TLE 2120 ms 185696 KB
16.txt AC 1366 ms 36220 KB
17.txt AC 1364 ms 36220 KB
18.txt AC 1178 ms 28592 KB
19.txt AC 1071 ms 28532 KB
sample01.txt AC 11 ms 1788 KB
sample02.txt AC 11 ms 1788 KB