Submission #201235

#TimeUsernameProblemLanguageResultExecution timeMemory
201235gs18115여왕벌 (KOI15_queen)C++14
0 / 100
1454 ms58864 KiB
#include<iostream> #include<vector> #include<algorithm> #define ep emplace #define eb emplace_back #define fi first #define se second #define all(x) (x).begin(),(x).end() #define semicolon ; #define ryan bear using namespace std; typedef long long ll; typedef pair<int,int>pi; typedef pair<ll,ll>pl; const int inf=1e9+7; const ll INF=1e18; int op[710][710][3][3][3]; int dp[710][710]; inline void calc(int sz,int mn,int nsz,vector<vector<int> >&in,vector<vector<int> >&in1) { in1.clear(); in1.resize(nsz,vector<int>(nsz,0)); for(int i=0;i<sz;i++) { for(int j=0;i+j<sz;j++) { int ni=min(max(i,mn)-mn,nsz-1); int nj=min(max(i+j,mn)-mn,nsz-1)-ni; in1[ni][nj]+=in[i][j]; } } return; } inline void app(int sz,int mn,int nsz,vector<vector<int> >&in, vector<vector<pi> >&out,vector<vector<int> >&in1,vector<vector<pi> >&out1) { vector<vector<int> >t1; vector<vector<pi> >t2; t1=in; t2=out; in.clear(); in.resize(sz,vector<int>(sz,0)); for(int i=0;i<sz;i++) { for(int j=0;i+j<sz;j++) { int ni=min(max(i,mn)-mn,nsz-1); int nj=min(max(i+j,mn)-mn,nsz-1)-ni; if(ni==0) { if(nj==0||nj==nsz-1) in[i][j]+=t1[i][j],out[i][j]=t2[i][j]; else in[i][mn-i+out1[ni][nj].se]+=t1[i][j], out[i][j]=t2[i][mn-i+out1[ni][nj].se]; } else if(ni+nj==nsz-1) { if(ni==0||nj==0) in[i][j]+=t1[i][j],out[i][j]=t2[i][j]; else in[mn+out1[ni][nj].fi][out1[ni][nj].se+i+j-mn-nsz+1]+=t1[i][j], out[i][j]=t2[mn+out1[ni][nj].fi][out1[ni][nj].se+i+j-mn-nsz+1]; } else in[mn+out1[ni][nj].fi][out1[ni][nj].se]+=t1[i][j], out[i][j]=t2[mn+out1[ni][nj].fi][out1[ni][nj].se]; } } return; } vector<vector<pi> >dnc(int s,int e,int l,int r,vector<vector<int> >&in) { int sz=r-l+e-s; vector<vector<pi> >out(sz,vector<pi>(sz,pi(0,0))); vector<vector<int> >in1; for(int i=0;i<sz;i++) for(int j=0;i+j<sz;j++) out[i][j]=pi(i,j); if(e<s+2||r<l+2) return out; if(e==s+2&&r==l+2) { for(int i=0;i<4;i++) { for(int j=0;i+j<4;j++) { int l2=i>0?0:(i+j>0?1:2); int d=i>1?0:(i+j>1?1:2); int u=i>2?0:(i+j>2?1:2); int nxt=op[s+1][l+1][l2][d][u]; dp[s+1][l+1]+=nxt*in[i][j]; out[i][j]=pi((l==0)+(nxt==0)+(u==0),(l2==1)+(nxt==1)+(u==1)); } } return out; } int mx=s+e>>1; int my=l+r>>1; int nsz,mn; nsz=mx-s+my-l+2; mn=e-mx-1; calc(sz,mn,nsz,in,in1); auto out1=dnc(s,mx+1,l,my+1,in1); app(sz,mn,nsz,in,out,in1,out1); nsz=mx-s+r-my+1; mn=e-mx-1+my-l; calc(sz,mn,nsz,in,in1); out1=dnc(s,mx+1,my,r,in1); app(sz,mn,nsz,in,out,in1,out1); nsz=e-mx+my-l+1; mn=0; calc(sz,mn,nsz,in,in1); out1=dnc(mx,e,l,my+1,in1); app(sz,mn,nsz,in,out,in1,out1); nsz=e-mx+r-my; mn=mx-s; calc(sz,mn,nsz,in,in1); out1=dnc(mx,e,my,r,in1); app(sz,mn,nsz,in,out,in1,out1); return out; } int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); int n,q; cin>>n>>q; for(int i=0;i<n;i++) for(int j=0;j<n;j++) dp[i][j]=1; for(int i=1;i<n;i++) { for(int j=1;j<n;j++) { string s; cin>>s; for(int l=0;l<3;l++) for(int d=0;d<3;d++) for(int u=0;u<3;u++) op[i][j][l][d][u]=s[l*9+d*3+u]=='L'?l:(s[l*9+d*3+u]=='D'?d:u); } } int sz=n*2; vector<vector<int> >in(sz,vector<int>(sz,0)); vector<int>ps(sz,0); for(int i=0;i<q;i++) { int x,y,z; cin>>x>>y>>z; in[x][y]++; ps[x]++; ps[x+y]++; } ps[0]++; for(int i=1;i<sz;i++) ps[i]+=ps[i-1]; for(int i=0;i<n;i++) dp[n-i-1][0]=ps[i]; for(int i=n;i<sz;i++) dp[0][i-n+1]=ps[i]; dnc(0,n,0,n,in); for(int i=0;i<n;i++,cout<<endl) for(int j=0;j<n;j++) cout<<dp[i][j]<<' '; return 0; }

Compilation message (stderr)

queen.cpp: In function 'std::vector<std::vector<std::pair<int, int> > > dnc(int, int, int, int, std::vector<std::vector<int> >&)':
queen.cpp:98:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     int mx=s+e>>1;
            ~^~
queen.cpp:99:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     int my=l+r>>1;
            ~^~
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