Submission #26544665

Source Code Expand

N,K = gets.split.map(&:to_i)
W = K+K
Q = W+W

■□ = Array.new(W){[0]*W}
$<.each{|ln|
	x,y,c = ln.split
	x,y = x.to_i%W,y.to_i%W
	z,w = (x+K)%W,(y+K)%W
	if c==?B
		■□[y][x] += 1
		■□[w][z] += 1
	else
		■□[w][x] += 1
		■□[y][z] += 1
	end
}

S = ■□.inject([[0]*(W+1)]){|s,r|
	sr,sr0 = 0,s[-1].dup
	next s << r.inject([sr0.shift+sr]){|s,c|
		s << sr0.shift+sr+=c
	}
}

p [(K..W).map{|r|
	sr,srk = S[r],S[r-K]
	srw,srkw = sr[W],srk[W]
	next [(K..W).map{|c|
		sr[c]-sr[c-K]-srk[c]+srk[c-K]
	}.max,(1..K).map{|c|
		(srw+sr[c])-(sr[c+K])-(srkw+srk[c])+srk[c+K]
	}.max].max
}.max,(1..K).map{|r|
	sr,srk = S[r],S[r+K]
	srw,srkw = sr[W],srk[W]
	next [(K..W).map{|c|
		sr[c]-sr[c-K]-srk[c]+srk[c-K]
	}.max,(1..K).map{|c|
		(srw+sr[c])-sr[c+K]-(srkw+srk[c])+srk[c+K]
	}.max].max
}.max].max

Submission Info

Submission Time
Task D - Checker
User ds14050
Language Ruby (2.7.1)
Score 500
Code Size 842 Byte
Status AC
Exec Time 956 ms
Memory 126220 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 500 / 500
Status
AC × 3
AC × 31
Set Name Test Cases
Sample 0_000.txt, 0_001.txt, 0_002.txt
All 0_000.txt, 0_001.txt, 0_002.txt, 1_003.txt, 1_004.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt, 1_010.txt, 1_011.txt, 1_012.txt, 1_013.txt, 1_014.txt, 1_015.txt, 1_016.txt, 1_017.txt, 1_018.txt, 1_019.txt, 1_020.txt, 1_021.txt, 1_022.txt, 1_023.txt, 1_024.txt, 1_025.txt, 1_026.txt, 1_027.txt, 1_028.txt, 1_029.txt, 1_030.txt
Case Name Status Exec Time Memory
0_000.txt AC 61 ms 14228 KiB
0_001.txt AC 864 ms 126180 KiB
0_002.txt AC 57 ms 14208 KiB
1_003.txt AC 865 ms 122928 KiB
1_004.txt AC 61 ms 14260 KiB
1_005.txt AC 60 ms 14344 KiB
1_006.txt AC 56 ms 14212 KiB
1_007.txt AC 68 ms 16568 KiB
1_008.txt AC 862 ms 126220 KiB
1_009.txt AC 63 ms 14160 KiB
1_010.txt AC 59 ms 14132 KiB
1_011.txt AC 60 ms 14320 KiB
1_012.txt AC 70 ms 16464 KiB
1_013.txt AC 866 ms 120080 KiB
1_014.txt AC 131 ms 14348 KiB
1_015.txt AC 130 ms 14200 KiB
1_016.txt AC 133 ms 14144 KiB
1_017.txt AC 140 ms 16532 KiB
1_018.txt AC 956 ms 113368 KiB
1_019.txt AC 77 ms 16328 KiB
1_020.txt AC 71 ms 16368 KiB
1_021.txt AC 76 ms 16316 KiB
1_022.txt AC 75 ms 16444 KiB
1_023.txt AC 77 ms 16260 KiB
1_024.txt AC 75 ms 16424 KiB
1_025.txt AC 127 ms 14188 KiB
1_026.txt AC 933 ms 113608 KiB
1_027.txt AC 128 ms 14352 KiB
1_028.txt AC 940 ms 113424 KiB
1_029.txt AC 128 ms 14276 KiB
1_030.txt AC 948 ms 111416 KiB