#pragma GCC optimize ("Ofast") #include using namespace std; void *wmem; char memarr[96000000]; template inline void walloc1d(T **arr, int x, void **mem = &wmem){ static int skip[16] = {0, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1}; (*mem) = (void*)( ((char*)(*mem)) + skip[((unsigned long long)(*mem)) & 15] ); (*arr)=(T*)(*mem); (*mem)=((*arr)+x); } inline int my_getchar_unlocked(){ static char buf[1048576]; static int s = 1048576; static int e = 1048576; if(s == e && e == 1048576){ e = fread_unlocked(buf, 1, 1048576, stdin); s = 0; } if(s == e){ return EOF; } return buf[s++]; } inline void rd(int &x){ int k; int m=0; x=0; for(;;){ k = my_getchar_unlocked(); if(k=='-'){ m=1; break; } if('0'<=k&&k<='9'){ x=k-'0'; break; } } for(;;){ k = my_getchar_unlocked(); if(k<'0'||k>'9'){ break; } x=x*10+k-'0'; } if(m){ x=-x; } } struct MY_WRITER{ char buf[1048576]; int s; int e; MY_WRITER(){ s = 0; e = 1048576; } ~MY_WRITER(){ if(s){ fwrite_unlocked(buf, 1, s, stdout); } } } ; MY_WRITER MY_WRITER_VAR; void my_putchar_unlocked(int a){ if(MY_WRITER_VAR.s == MY_WRITER_VAR.e){ fwrite_unlocked(MY_WRITER_VAR.buf, 1, MY_WRITER_VAR.s, stdout); MY_WRITER_VAR.s = 0; } MY_WRITER_VAR.buf[MY_WRITER_VAR.s++] = a; } inline void wt_L(char a){ my_putchar_unlocked(a); } inline void wt_L(long long x){ int s=0; int m=0; char f[20]; if(x<0){ m=1; x=-x; } while(x){ f[s++]=x%10; x/=10; } if(!s){ f[s++]=0; } if(m){ my_putchar_unlocked('-'); } while(s--){ my_putchar_unlocked(f[s]+'0'); } } struct graph{ int N; int *es; int **edge; void setEdge(int N__, int M, int A[], int B[], void **mem = &wmem){ int i; N = N__; walloc1d(&es, N, mem); walloc1d(&edge, N, mem); for(i=(0);i<(N);i++){ es[i] = 0; } for(i=(0);i<(M);i++){ es[A[i]]++; es[B[i]]++; } for(i=(0);i<(N);i++){ walloc1d(&edge[i], es[i], mem); } for(i=(0);i<(N);i++){ es[i] = 0; } for(i=(0);i<(M);i++){ edge[A[i]][es[A[i]]++] = B[i]; edge[B[i]][es[B[i]]++] = A[i]; } } void getDist(int root, int res[], void *mem = wmem){ int i; int j; int k; int*q; int s; int z; walloc1d(&q, N, &mem); for(i=(0);i<(N);i++){ res[i]=-1; } res[root]=0; s=0; z=1; q[0]=root; while(z){ i=q[s++]; z--; for(j=(0);j<(es[i]);j++){ k=edge[i][j]; if(res[k]>=0){ continue; } res[k]=res[i]+1; q[s+z++]=k; } } } void SubTreeSize(int root, int res[], void *mem = wmem){ int i; int j; int k; int m; int *q; int qs = 0; int qe = 1; walloc1d(&q,N,&mem); for(i=(0);i<(N);i++){ res[i] = -1; } res[root] = 0; q[0] = root; while(qs < qe){ i = q[qs++]; for(j=(0);j<(es[i]);j++){ k = edge[i][j]; if(res[k]==0){ continue; } res[k] = 0; q[qe++] = k; } } for(m=(N)-1;m>=(0);m--){ i = q[m]; res[i] = 1; for(j=(0);j<(es[i]);j++){ k = edge[i][j]; res[i] += res[k]; } } } } ; int N; int A[200000]; int B[200000]; graph g; int sz[200000]; int dis[200000]; long long res[200000]; int main(){ int i; wmem = memarr; rd(N); { int Lj4PdHRW; for(Lj4PdHRW=(0);Lj4PdHRW<(N-1);Lj4PdHRW++){ rd(A[Lj4PdHRW]);A[Lj4PdHRW] += (-1); rd(B[Lj4PdHRW]);B[Lj4PdHRW] += (-1); } } g.setEdge(N,N-1,A,B); g.getDist(0, dis); g.SubTreeSize(0, sz); for(i=(0);i<(N);i++){ int RZTsC2BF; res[i] = (long long) sz[i] * sz[i]; for(RZTsC2BF=(0);RZTsC2BF<(g.es[i]);RZTsC2BF++){ auto &j = g.edge[i][RZTsC2BF]; if(dis[j] < dis[i]){ continue; } res[i] -= (long long) sz[j] * sz[j]; } } { int WYIGIcGE; for(WYIGIcGE=(0);WYIGIcGE<(N);WYIGIcGE++){ wt_L(res[WYIGIcGE]); wt_L('\n'); } } return 0; } // cLay varsion 20200509-1 // --- original code --- // int N, A[2d5], B[2d5]; // graph g; // int sz[2d5], dis[2d5]; // ll res[2d5]; // { // rd(N,(A--,B--)(N-1)); // g.setEdge(N,N-1,A,B); // g.getDist(0, dis); // g.SubTreeSize(0, sz); // rep(i,N){ // res[i] = (ll) sz[i] * sz[i]; // rep[g.edge[i]](j,g.es[i]){ // if(dis[j] < dis[i]) continue; // res[i] -= (ll) sz[j] * sz[j]; // } // } // wtLn(res(N)); // }