Submission #124036
Source Code Expand
r,c = gets.split(/ /).map(&:to_i) x,y = gets.split(/ /).map(&:to_i) d,l = gets.split(/ /).map(&:to_i) def perm(n, r) ((n-r+1)..n).reduce(1){|s,x|s*x} end def combi(n, r) perm(n,r)/perm(r,r) end $mm = {} def sel(x, y, d, l) if d+l <= x*y then combi(x*y,d)*combi(x*y-d,l) else 0 end end def solve(x, y, d, l) return 0 if x*y < d+l return combi(x*y,d) if x*y == d+l s = combi(x*y,d)*combi(x*y-d,l) s -= 2*sel(x-1,y,d,l) s -= 2*sel(x,y-1,d,l) s += 4*sel(x-1,y-1,d,l) s += sel(x-2,y,d,l) s += sel(x,y-2,d,l) s -= 2*sel(x-1,y-2,d,l) s -= 2*sel(x-2,y-1,d,l) s += sel(x-2,y-2,d,l) s end m = (r+1-x)*(c+1-y) puts m * solve(x, y, d, l) % 1000000007
Submission Info
Submission Time | |
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Task | D - AtCoder社の冬 |
User | kinodjnz |
Language | Ruby (1.9.3) |
Score | 101 |
Code Size | 722 Byte |
Status | AC |
Exec Time | 59 ms |
Memory | 4844 KB |
Judge Result
Set Name | sub | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 100 / 100 | 1 / 1 | ||||
Status |
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Set Name | Test Cases |
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sub | 00_sample_01E.txt, 00_sample_02E.txt, 00_sample_03E.txt, test_03E.txt, test_04E.txt, test_07E.txt, test_08E.txt, test_11E.txt, test_12E.txt, test_15E.txt, test_16E.txt, test_19E.txt, test_20E.txt, test_23E.txt, test_24E.txt, test_27E.txt, test_28E.txt, test_31E.txt, test_32E.txt, test_36E.txt, test_37E.txt, test_38E.txt, test_39E.txt, test_45E.txt, test_47E.txt |
All | 00_sample_01E.txt, 00_sample_02E.txt, 00_sample_03E.txt, 00_sample_04.txt, test_01.txt, test_02.txt, test_03E.txt, test_04E.txt, test_05.txt, test_06.txt, test_07E.txt, test_08E.txt, test_09.txt, test_10.txt, test_11E.txt, test_12E.txt, test_13.txt, test_14.txt, test_15E.txt, test_16E.txt, test_17.txt, test_18.txt, test_19E.txt, test_20E.txt, test_21.txt, test_22.txt, test_23E.txt, test_24E.txt, test_25.txt, test_26.txt, test_27E.txt, test_28E.txt, test_29.txt, test_30.txt, test_31E.txt, test_32E.txt, test_33.txt, test_34.txt, test_35.txt, test_36E.txt, test_37E.txt, test_38E.txt, test_39E.txt, test_40.txt, test_41.txt, test_42.txt, test_43.txt, test_44.txt, test_45E.txt, test_46.txt, test_47E.txt, test_48.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
00_sample_01E.txt | AC | 58 ms | 4096 KB |
00_sample_02E.txt | AC | 53 ms | 4116 KB |
00_sample_03E.txt | AC | 54 ms | 4076 KB |
00_sample_04.txt | AC | 57 ms | 4332 KB |
test_01.txt | AC | 52 ms | 4064 KB |
test_02.txt | AC | 53 ms | 4076 KB |
test_03E.txt | AC | 53 ms | 4068 KB |
test_04E.txt | AC | 54 ms | 4196 KB |
test_05.txt | AC | 53 ms | 4076 KB |
test_06.txt | AC | 54 ms | 4332 KB |
test_07E.txt | AC | 54 ms | 4076 KB |
test_08E.txt | AC | 54 ms | 4196 KB |
test_09.txt | AC | 54 ms | 4236 KB |
test_10.txt | AC | 53 ms | 4176 KB |
test_11E.txt | AC | 52 ms | 4076 KB |
test_12E.txt | AC | 53 ms | 4204 KB |
test_13.txt | AC | 53 ms | 4204 KB |
test_14.txt | AC | 55 ms | 4844 KB |
test_15E.txt | AC | 54 ms | 4084 KB |
test_16E.txt | AC | 59 ms | 4196 KB |
test_17.txt | AC | 55 ms | 4076 KB |
test_18.txt | AC | 58 ms | 4180 KB |
test_19E.txt | AC | 54 ms | 4200 KB |
test_20E.txt | AC | 56 ms | 4076 KB |
test_21.txt | AC | 52 ms | 4076 KB |
test_22.txt | AC | 57 ms | 4580 KB |
test_23E.txt | AC | 54 ms | 4076 KB |
test_24E.txt | AC | 54 ms | 4076 KB |
test_25.txt | AC | 54 ms | 4196 KB |
test_26.txt | AC | 55 ms | 4076 KB |
test_27E.txt | AC | 54 ms | 4072 KB |
test_28E.txt | AC | 53 ms | 4076 KB |
test_29.txt | AC | 54 ms | 4332 KB |
test_30.txt | AC | 56 ms | 4592 KB |
test_31E.txt | AC | 53 ms | 4204 KB |
test_32E.txt | AC | 53 ms | 4076 KB |
test_33.txt | AC | 54 ms | 4072 KB |
test_34.txt | AC | 55 ms | 4192 KB |
test_35.txt | AC | 53 ms | 4076 KB |
test_36E.txt | AC | 55 ms | 4076 KB |
test_37E.txt | AC | 54 ms | 4228 KB |
test_38E.txt | AC | 54 ms | 4072 KB |
test_39E.txt | AC | 55 ms | 4076 KB |
test_40.txt | AC | 54 ms | 4204 KB |
test_41.txt | AC | 55 ms | 4192 KB |
test_42.txt | AC | 53 ms | 4072 KB |
test_43.txt | AC | 53 ms | 4076 KB |
test_44.txt | AC | 54 ms | 4076 KB |
test_45E.txt | AC | 56 ms | 4200 KB |
test_46.txt | AC | 54 ms | 4316 KB |
test_47E.txt | AC | 54 ms | 4220 KB |
test_48.txt | AC | 54 ms | 4072 KB |