= =原来复杂度还是nlog^2(n) Orz 被喷了
1 #include<cstdio> 2 #include<cstdlib> 3 #include<algorithm> 4 #include<cstring> 5 #include<iostream> 6 using namespace std; 7 8 const int D=3e6; 9 char in[D],*I=in,out[D],*O=out; 10 11 inline int gint(){ 12 int x=0;for(;*I<48||*I>57;++I); 13 for(;*I>47&&*I<58;++I)x=10*x+*I-48; 14 return x; 15 } 16 17 inline void print(int x){ 18 char tmp[10],*t=tmp; 19 if(!x)*t++=48; 20 for(;x;x/=10)*t++=x%10+48; 21 for(;t--!=tmp;*O++=*t); 22 *O++=' '; 23 } 24 25 const int Maxn=100000 + 10; 26 int C[Maxn*2],ans[Maxn],N,K,n=0; 27 struct Node{ 28 int a,b,c,s,ans; 29 inline bool operator==(const Node&rhs)const{ 30 return a==rhs.a&&b==rhs.b&&c==rhs.c; 31 } 32 inline bool operator!=(const Node&rhs)const{ 33 return !(*this==rhs); 34 } 35 void init(){a=gint(),b=gint(),c=gint();} 36 }p[Maxn],q[Maxn]; 37 38 inline void Add(int x,const int&y){ 39 for(;0<x&&x<=K;x+=x&-x)C[x]+=y; 40 } 41 inline int Query(int x){ 42 int ret=0; 43 for(;0<x&&x<=K;x-=x&-x)ret+=C[x]; 44 return ret; 45 } 46 inline bool cmp1(const Node&x,const Node&y){ 47 if(x.a!=y.a)return x.a<y.a; 48 if(x.b!=y.b)return x.b<y.b; 49 return x.c<y.c; 50 } 51 inline bool cmp2(const Node&x,const Node&y){ 52 if(x.b!=y.b)return x.b<y.b; 53 return x.c<y.c; 54 } 55 void CDQ(int l,int r){ 56 if(l==r)return; 57 int mid=(l+r)>>1; 58 CDQ(l,mid);CDQ(mid+1,r); 59 60 int i=l; 61 for(int j=mid+1;j<=r;j++){ 62 for(;i<=mid&&p[i].b<=p[j].b;i++) 63 Add(p[i].c,p[i].s); 64 p[j].ans+=Query(p[j].c); 65 } 66 for(int j=l;j<i;j++)Add(p[j].c,-p[j].s); 67 merge(p+l,p+mid+1,p+mid+1,p+r+1,q,cmp2); 68 memcpy(p+l,q,sizeof(p[0])*(r-l+1)); 69 } 70 void init(){ 71 N=gint(),K=gint(); 72 for(int i=1;i<=N;i++)q[i].init(); 73 sort(q+1,q+N+1,cmp1); 74 for(int cnt=1,i=1;i<=N;i++,cnt++){ 75 if(q[i]!=q[i+1]){p[++n]=q[i];p[n].s=cnt;cnt=0;} 76 } 77 } 78 int main(){ 79 freopen("in.txt","r",stdin); 80 freopen("out.txt","w",stdout); 81 82 fread(I,1,D,stdin); 83 84 init(); 85 CDQ(1,n); 86 87 for(int i=1;i<=n;i++)ans[p[i].ans+p[i].s-1]+=p[i].s; 88 for(int i=0;i<N;i++)print(ans[i]); 89 90 *--O=0; 91 92 return puts(out),0; 93 }