Submission #163396
Source Code Expand
myread = lambda : map(int,raw_input().split()) memo = [[[-1 for _ in xrange(2)] for _ in xrange(2)] for _ in xrange(20)] def dp_go(now,OK,in_49,num): if now == len(num): if in_49: return 1 else: return 0 if memo[now][OK][in_49] >= 0: return memo[now][OK][in_49] ret = 0 if OK: for i in range(10): if i == 4 or i == 9: ret += dp_go(now+1,True,True,num) else: ret += dp_go(now+1,True,in_49,num) else: for i in range(int(num[now])): if i == 4 or i == 9: ret += dp_go(now+1,True,True,num) else: ret += dp_go(now+1,True,in_49,num) if num[now] == '4' or num[now] == '9': ret += dp_go(now+1,False,True,num) else: ret += dp_go(now+1,False,in_49,num) memo[now][OK][in_49] = ret return ret def solver(): global memo A,B = myread() a = dp_go(0,False,False,str(A-1)) memo = [[[-1 for _ in xrange(2)] for _ in xrange(2)] for _ in xrange(20)] b = dp_go(0,False,False,str(B)) print b-a if __name__ == "__main__": solver()
Submission Info
Submission Time | |
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Task | D - 禁止された数字 |
User | Isurugieri |
Language | Python (2.7.3) |
Score | 100 |
Code Size | 1229 Byte |
Status | AC |
Exec Time | 56 ms |
Memory | 3492 KB |
Judge Result
Set Name | Sample | Subtask1 | Subtask2 | ||||||
---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 30 / 30 | 70 / 70 | ||||||
Status |
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Set Name | Test Cases |
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Sample | subtask0_sample01.txt, subtask0_sample02.txt, subtask0_sample03.txt, subtask0_sample04.txt |
Subtask1 | subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask0_sample01.txt, subtask0_sample02.txt, subtask0_sample03.txt |
Subtask2 | subtask0_sample01.txt, subtask0_sample02.txt, subtask0_sample03.txt, subtask0_sample04.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask2_01.txt, subtask2_02.txt, subtask2_03.txt, subtask2_04.txt, subtask2_05.txt, subtask2_06.txt, subtask2_07.txt, subtask2_08.txt, subtask2_09.txt, subtask2_10.txt, subtask2_11.txt, subtask2_12.txt, subtask2_13.txt, subtask2_14.txt, subtask2_15.txt, subtask2_16.txt, subtask2_17.txt, subtask2_18.txt, subtask2_19.txt, subtask2_20.txt, subtask2_21.txt, subtask2_22.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
subtask0_sample01.txt | AC | 51 ms | 3380 KB |
subtask0_sample02.txt | AC | 49 ms | 3384 KB |
subtask0_sample03.txt | AC | 51 ms | 3372 KB |
subtask0_sample04.txt | AC | 51 ms | 3380 KB |
subtask1_01.txt | AC | 53 ms | 3372 KB |
subtask1_02.txt | AC | 50 ms | 3480 KB |
subtask1_03.txt | AC | 49 ms | 3372 KB |
subtask1_04.txt | AC | 55 ms | 3384 KB |
subtask1_05.txt | AC | 49 ms | 3372 KB |
subtask1_06.txt | AC | 48 ms | 3376 KB |
subtask1_07.txt | AC | 52 ms | 3492 KB |
subtask1_08.txt | AC | 54 ms | 3384 KB |
subtask1_09.txt | AC | 54 ms | 3464 KB |
subtask1_10.txt | AC | 50 ms | 3380 KB |
subtask1_11.txt | AC | 52 ms | 3364 KB |
subtask1_12.txt | AC | 53 ms | 3376 KB |
subtask1_13.txt | AC | 56 ms | 3380 KB |
subtask2_01.txt | AC | 56 ms | 3360 KB |
subtask2_02.txt | AC | 54 ms | 3380 KB |
subtask2_03.txt | AC | 56 ms | 3380 KB |
subtask2_04.txt | AC | 52 ms | 3380 KB |
subtask2_05.txt | AC | 49 ms | 3384 KB |
subtask2_06.txt | AC | 50 ms | 3380 KB |
subtask2_07.txt | AC | 49 ms | 3380 KB |
subtask2_08.txt | AC | 51 ms | 3436 KB |
subtask2_09.txt | AC | 52 ms | 3380 KB |
subtask2_10.txt | AC | 50 ms | 3376 KB |
subtask2_11.txt | AC | 53 ms | 3388 KB |
subtask2_12.txt | AC | 51 ms | 3376 KB |
subtask2_13.txt | AC | 56 ms | 3388 KB |
subtask2_14.txt | AC | 52 ms | 3380 KB |
subtask2_15.txt | AC | 50 ms | 3376 KB |
subtask2_16.txt | AC | 54 ms | 3380 KB |
subtask2_17.txt | AC | 56 ms | 3388 KB |
subtask2_18.txt | AC | 51 ms | 3364 KB |
subtask2_19.txt | AC | 50 ms | 3376 KB |
subtask2_20.txt | AC | 55 ms | 3380 KB |
subtask2_21.txt | AC | 50 ms | 3380 KB |
subtask2_22.txt | AC | 51 ms | 3372 KB |