Submission #1091355

#TimeUsernameProblemLanguageResultExecution timeMemory
1091355vjudge1Selling RNA Strands (JOI16_selling_rna)C++17
35 / 100
45 ms54732 KiB
#include<bits/stdc++.h> using namespace std; #define pb push_back #define fi first #define se second #define for1(i,j,k) for(int i=(j);i<=(k);i++) #define for2(i,j,k) for(int i=(j);i>=(k);i--) #define for3(i,j,k,l) for(int i=j;i<=k;i+=l) #define bit(n,i) ((n>>i)&1) #define all(x) x.begin(),x.end() #pragma GCC optimize("O2,unroll-loops") #pragma GCC target("avx,avx2,bmi,bmi2,sse,sse2,sse3,ssse3,sse4,popcnt") #define int long long typedef long long ll; typedef pair<int,int> pii; typedef long double ld; typedef pair<ld,ld> pdd; typedef pair<ll,ll> pll; const ll maxn=2e5+6; const ll offset=1e9; const ll block_sz=317; const ll inf=1e18; const ll mod=123456789; int n,m; int node[maxn][4],Time; vector<int> L[maxn]; string s[maxn]; void Transform(string& s) { for(char& c:s) { if (c=='U') c='B'; else if (c=='G') c='D'; } } void sol() { cin >> n>> m; for1(i,1,n) { cin >> s[i]; Transform(s[i]); } memset(node,-1,sizeof(node)); sort(s+1,s+1+n); for1(i,1,n) { int cur=0; string x=s[i]; reverse(all(x)); for(char c:x) { if (node[cur][c-'A']==-1) node[cur][c-'A']=++Time; cur=node[cur][c-'A']; L[cur].pb(i); } } for1(i,1,m) { string p,q; cin>>p>>q; Transform(p); Transform(q); int l=lower_bound(s+1,s+1+n,p)-s; p.back()++; int r=lower_bound(s+1,s+1+n,p)-s-1; if (r<l) { cout << "0\n"; continue; } reverse(all(q)); int cur=0; for(char c:q) { cur=node[cur][c-'A']; if (cur==-1) break; } if (cur==-1) { cout << "0\n"; continue; } cout << upper_bound(all(L[cur]),r)-lower_bound(all(L[cur]),l)<<'\n'; } } int32_t main() { ios_base::sync_with_stdio(false); cin.tie(NULL); // freopen("PAINT.inp","r",stdin); // freopen("PAINT.out","w",stdout); int t=1;//cin>>t; while (t--) { sol(); } } /* */
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