mirror of
https://github.com/Kiritow/OJ-Problems-Source.git
synced 2024-03-22 13:11:29 +08:00
144 lines
3.3 KiB
C++
144 lines
3.3 KiB
C++
#include <cstdio>
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#include <cstring>
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#include <algorithm>
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using namespace std;
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#define MAX 150105
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#define lch(i) ((i)<<1)
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#define rch(i) ((i)<<1|1)
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struct rec{
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__int64 x1,y1,x2,y2,v;
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};
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struct segment{
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__int64 l,r,h,val;
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};
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struct tree{
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int l,r,cnt,sum;
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int mid()
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{ return (l+r)>>1; }
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};
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typedef struct rec rec;
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typedef struct segment segment;
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typedef struct tree tree;
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rec rr[MAX];
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segment ss[MAX];
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tree tt[MAX];
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__int64 pos[MAX];
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__int64 v[MAX];
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int N,M;
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int cmp_rec(rec a ,rec b)
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{ return a.v < b.v; }
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int cmp_segment(segment a , segment b)
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{ return a.h < b.h; }
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void input()
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{
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scanf("%d%d",&N,&M);
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for(int i=1; i<=M; i++) scanf("%I64d",&v[i]);
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for(int i=0; i<N; i++)
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{
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int k;
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scanf("%I64d%I64d%I64d%I64d%d",&rr[i].x1, &rr[i].y1, &rr[i].x2, &rr[i].y2, &k);
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rr[i].v=v[k];
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}
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}
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void build(int l ,int r ,int rt)
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{
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tt[rt].l=l; tt[rt].r=r;
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tt[rt].cnt=0; tt[rt].sum=0;
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if(l==r) return ;
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int mid=tt[rt].mid();
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build(l, mid, lch(rt));
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build(mid+1, r, rch(rt));
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}
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int binary(int key ,int low, int high)
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{
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int mid;
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while(low<=high)
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{
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mid=(low+high)>>1;
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if(pos[mid]==key) return mid;
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else if(key < pos[mid]) high=mid-1;
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else low=mid+1;
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}
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return -1;
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}
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void cal(int rt)
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{
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if(tt[rt].cnt)
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tt[rt].sum=pos[tt[rt].r+1]-pos[tt[rt].l];
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else if(tt[rt].l==tt[rt].r)
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tt[rt].sum=0;
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else
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tt[rt].sum=tt[lch(rt)].sum + tt[rch(rt)].sum;
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}
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void updata(int l , int r , int val ,int rt)
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{
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if(tt[rt].l==l && tt[rt].r==r)
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{
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tt[rt].cnt += val ;
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cal(rt);
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return ;
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}
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int mid=tt[rt].mid();
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if(r<=mid)
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updata(l,r,val,lch(rt));
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else if(l>mid)
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updata(l,r,val,rch(rt));
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else
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{
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updata(l,mid,val,lch(rt));
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updata(mid+1,r,val,rch(rt));
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}
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cal(rt);
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}
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__int64 solve(int nn)
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{
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int m=0;
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for(int i=nn; i<N; i++)
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{
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ss[m].l=rr[i].x1; ss[m].r=rr[i].x2; ss[m].h=rr[i].y1; ss[m].val=1;
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ss[m+1].l=rr[i].x1; ss[m+1].r=rr[i].x2; ss[m+1].h=rr[i].y2; ss[m+1].val=-1;
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pos[m]=rr[i].x1; pos[m+1]=rr[i].x2;
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m+=2;
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}
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sort(pos,pos+m);
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sort(ss,ss+m,cmp_segment);
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int mm=1;
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for(int i=1; i<m; i++)
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if(pos[i]!=pos[i-1])
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pos[mm++]=pos[i];
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build(0,mm-1,1);
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__int64 ans=0,res=0;
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for(int i=0; i<m-1; i++)
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{
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int l=binary(ss[i].l,0,mm-1);
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int r=binary(ss[i].r,0,mm-1)-1;
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if(l<=r) updata(l,r,ss[i].val,1);
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res += tt[1].sum * (ss[i+1].h-ss[i].h);
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}
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return res;
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}
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int main()
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{
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int T;
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scanf("%d",&T);
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for(int t=1; t<=T; t++)
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{
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input();
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sort(rr,rr+N,cmp_rec);
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int s[MAX],kk;
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s[1]=0; kk=1;
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for(int i=1; i<N; i++)
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if(rr[i].v!=rr[i-1].v)
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s[++kk]=i;
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__int64 ans=0,res;
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for(int k=1; k<=kk; k++)
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{
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res=solve(s[k]);
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if(k==1) ans += res * rr[s[k]].v;
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else ans += res * ( rr[s[k]].v - rr[s[k-1]].v );
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}
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printf("Case %d: %I64d\n",t,ans);
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}
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return 0;
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}
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