結果
問題 | No.1703 Much Matching |
ユーザー | harurun |
提出日時 | 2021-09-03 14:33:36 |
言語 | PyPy3 (7.3.15) |
結果 |
RE
|
実行時間 | - |
コード長 | 3,233 bytes |
コンパイル時間 | 164 ms |
コンパイル使用メモリ | 82,292 KB |
実行使用メモリ | 326,096 KB |
最終ジャッジ日時 | 2024-07-23 03:28:23 |
合計ジャッジ時間 | 9,459 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 41 ms
52,992 KB |
testcase_01 | AC | 40 ms
52,736 KB |
testcase_02 | AC | 39 ms
52,480 KB |
testcase_03 | AC | 54 ms
65,792 KB |
testcase_04 | AC | 53 ms
65,024 KB |
testcase_05 | AC | 57 ms
70,144 KB |
testcase_06 | RE | - |
testcase_07 | RE | - |
testcase_08 | RE | - |
testcase_09 | RE | - |
testcase_10 | RE | - |
testcase_11 | RE | - |
testcase_12 | RE | - |
testcase_13 | RE | - |
testcase_14 | RE | - |
testcase_15 | RE | - |
testcase_16 | RE | - |
testcase_17 | RE | - |
testcase_18 | RE | - |
testcase_19 | RE | - |
testcase_20 | RE | - |
testcase_21 | RE | - |
testcase_22 | RE | - |
testcase_23 | RE | - |
testcase_24 | RE | - |
testcase_25 | RE | - |
testcase_26 | RE | - |
testcase_27 | RE | - |
testcase_28 | RE | - |
testcase_29 | RE | - |
testcase_30 | RE | - |
testcase_31 | RE | - |
testcase_32 | RE | - |
testcase_33 | RE | - |
testcase_34 | RE | - |
testcase_35 | RE | - |
testcase_36 | AC | 1,019 ms
326,096 KB |
testcase_37 | AC | 89 ms
88,704 KB |
ソースコード
from sys import stderr perr=lambda x:stderr.write(str(x)+"\n") class INPUT: def __init__(self): self._l=open(0).read().split() self._length=len(self._l) self._index=0 return def stream(self,k=1,f=int,f2=False): assert(-1<k) if self._length==self._index or self._length-self._index<k: raise Exception("There is no input!") elif f!=str: if k==0: ret=list(map(f,self._l[self._index:])) self._index=self._length return ret if k==1 and not f2: ret=f(self._l[self._index]) self._index+=1 return ret if k==1 and f2: ret=[f(self._l[self._index])] self._index+=1 return ret ret=[] for _ in [0]*k: ret.append(f(self._l[self._index])) self._index+=1 return ret else: if k==0: ret=list(self._l[self._index:]) self._index=self._length return ret if k==1 and not f2: ret=self._l[self._index] self._index+=1 return ret if k==1 and f2: ret=[self._l[self._index]] self._index+=1 return ret ret=[] for _ in [0]*k: ret.append(self._l[self._index]) self._index+=1 return ret pin=INPUT().stream #pin(number[default:1],f[default:int],f2[default:False]) #if number==0 -> return left all #listを変数で受け取るとき、必ずlistをTrueにすること。 class dsu: def __init__(self,n): assert n>0,"n must be Natural" self.n=n self.parents=[-1]*n return def find(self,x): assert x<self.n,"warning!! this is 0 index" if self.parents[x]<0: return x self.parents[x]=self.find(self.parents[x]) return self.parents[x] def merge(self,x,y): assert x<self.n and y<self.n,"warning!! this is 0 index" x=self.find(x) y=self.find(y) if x==y: return if self.parents[x]>self.parents[y]: x,y=y,x self.parents[x]+=self.parents[y] self.parents[y]=x return def size(self,x): assert x<self.n,"warning!! this is 0 index" return -self.parents[self.find(x)] def same(self,x,y): assert x<self.n and y<self.n,"warning!! this is 0 index" return self.find(x)==self.find(y) def leader(self,x): assert x<self.n,"warning!! this is 0 index" if self.parents[x]<0: return x self.parents[x]=self.leader(self.parents[x]) return self.parents[x] def groups(self): ld=[self.leader(i) for i in range(self.n)] res=[[] for _ in range(self.n)] for i in range(self.n): res[ld[i]].append(i) return list(filter(lambda a:a !=[],res)) def lcs(N,M,check): dp=[[0]*(N+1)for _ in[0]*(M+1)] for i in range(1,N+1): for j in range(1,M+1): if check[i-1][j-1]==1: dp[i][j]=dp[i-1][j-1]+1 else: dp[i][j]=max(dp[i-1][j],dp[i][j-1]) return dp[N][M] def main(): N,M,Q=pin(3) check=[[0]*M for _ in[0]*N] assert(1<=N<=1000) assert(1<=M<=1000) assert(1<=Q<=N*M) validation_set=set() for _ in[0]*Q: a,b=pin(2) assert(1<=a<=N) assert(1<=b<=M) validation_set.add((a,b)) check[a-1][b-1]=1 assert(len(validation_set)==Q) print(lcs(N,M,check)) return main()