delete pics to save space

2023-08-03 09:22:52 +08:00
commit de60cd6ed4
1334 changed files with 66221 additions and 0 deletions
--- a/2.12171.cpp
+++ b/2.12171.cpp
@ -0,0 +1,85 @@
+#include<cstdio>
+#include<cstring>
+#include<stack>
+#include<algorithm>
+using namespace std;
+typedef long long ll;
+const int dx[]={-1, 0, 0, 1, 0, 0};
+const int dy[]={ 0,-1, 0, 0, 1, 0};
+const int dz[]={ 0, 0,-1, 0, 0, 1};
+inline int compress(int n, int *x, int *v)
+{
+    memcpy(v,x,sizeof(int)*n);
+    v[n]=-1;
+    sort(v,v+n+1);
+    int m=unique(v,v+n+1)-v;
+    for(int i=0;i<n;++i)
+        for(int j=0;j<m;++j)
+            if(x[i]==v[j])
+            {
+                x[i]=j;
+                break;
+            }
+    return m;
+}
+int occ[110][110][110];
+void solve()
+{
+    int N;
+    scanf("%d",&N);
+    int X[150],Y[150],Z[150];
+    int xv[150],yv[150],zv[150];
+    for(int i=0;i<N;++i)
+    {
+        scanf("%d%d%d%d%d%d",X+2*i,Y+2*i,Z+2*i,X+2*i+1,Y+2*i+1,Z+2*i+1);
+        X[2*i+1]+=X[2*i]; Y[2*i+1]+=Y[2*i]; Z[2*i+1]+=Z[2*i];
+    }
+    int xn=compress(2*N,X,xv);
+    int yn=compress(2*N,Y,yv);
+    int zn=compress(2*N,Z,zv);
+    memset(occ,0,sizeof(occ));
+    for(int i=0;i<N;++i)
+        for(int x=X[2*i];x<X[2*i+1];++x)
+            for(int y=Y[2*i];y<Y[2*i+1];++y)
+                for(int z=Z[2*i];z<Z[2*i+1];++z)
+                    occ[x][y][z]=true;
+    stack<int> stk;
+    stk.push(0);
+    occ[0][0][0]=-1;
+    while(!stk.empty())
+    {
+        int v=stk.top();
+        stk.pop();
+        int x=v&0xFF,y=(v>>8)&0xFF,z=(v>>16)&0xFF;
+        for(int d=0;d<6;++d)
+        {
+            int nx=x+dx[d],ny=y+dy[d],nz=z+dz[d];
+            if(nx>=0&&ny>=0&&nz>=0&&nx<xn&&ny<yn&&nz<zn&&!occ[nx][ny][nz])
+                {
+                    occ[nx][ny][nz]=-1;
+                    stk.push((nz<<16)|(ny<<8)|nx);
+                }
+        }
+    }
+    ll vol=0,area=0;
+    for(int x=1;x<xn-1;++x)
+        for(int y=1;y<yn-1;++y)
+            for(int z=1;z<zn-1;++z)
+            {
+                int sx=xv[x+1]-xv[x],sy=yv[y+1]-yv[y],sz=zv[z+1]-zv[z];
+                if(occ[x][y][z]!=-1) vol+=(ll)sx*sy*sz;
+                for(int d = 0; d < 6; ++d)
+                    if(occ[x][y][z]!=-1&&occ[x+dx[d]][y+dy[d]][z+dz[d]]==-1)
+                        area+=dx[d]?sy*sz:(dy[d]?sx*sz:sx*sy);
+            }
+    printf("%lld %lld\n",area,vol);
+}
+int main()
+{
+#ifdef local
+    freopen("pro.in","r",stdin);
+#endif
+    int N;
+    for(scanf("%d",&N);N--;solve());
+    return 0;
+}