QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#621808 | #8546. Min or Max 2 | ucup-team3651 | TL | 4578ms | 638120kb | C++20 | 3.4kb | 2024-10-08 17:09:54 | 2024-10-08 17:09:54 |
Judging History
answer
#include<bits/stdc++.h>
#define ll long long
#define pi pair<int,int>
#define vi vector<int>
#define cpy(x,y,s) memcpy(x,y,sizeof(x[0])*(s))
#define mset(x,v,s) memset(x,v,sizeof(x[0])*(s))
#define all(x) begin(x),end(x)
#define fi first
#define se second
#define mp make_pair
#define pb push_back
#define ary array
#define N 500005
using namespace std;
int read(){
int x=0,f=1;char ch=getchar();
while(ch<'0' || ch>'9')f=(ch=='-'?-1:f),ch=getchar();
while(ch>='0' && ch<='9')x=(x<<1)+(x<<3)+(ch^48),ch=getchar();
return x*f;
}
void write(int x){
if(x<0)x=-x,putchar('-');
if(x/10)write(x/10);
putchar(x%10+'0');
}
struct info{
int f[9][9];
info(){memset(f,0,sizeof(f));}
}c[9];
info merge(info x,info y){
info z;
for(int i=0;i<9;i++){
for(int k=0;k<9;k++){
for(int j=0;j<9;j++)z.f[i][j]|=x.f[i][k]&y.f[k][j];
}
}
return z;
}
int id(int x,int y){
return x+3*y;
}
void init(){
for(int x=0;x<3;x++){
for(int y=0;y<3;y++){
for(int i=0;i<3;i++){
for(int j=0;j<3;j++){
int u=min(i,x),v=min(y,j);
c[id(x,y)].f[id(i,j)][id(u,v)]=1;
u=max(i,x);v=max(y,j);
c[id(x,y)].f[id(i,j)][id(u,v)]=1;
}
}
}
}
}
int X=1,Y=1,n;
int res[N];
int cp(int x,int y){
return (x==y?1:(x<y?0:2));
}
int a[N],b[N],A[N],B[N];
struct seg{
int ls[N<<2],rs[N<<2],tot;info v[N<<2];
void build(int &x,int l=2,int r=n){
x=++tot;if(l==r)return v[x]=c[id(cp(a[l],X),cp(b[l],Y))],void();int mid=(l+r)>>1;
build(ls[x],l,mid);build(rs[x],mid+1,r);v[x]=merge(v[ls[x]],v[rs[x]]);
}
void fresh(int x,int p,int l=2,int r=n){
if(l==r)return v[x]=c[id(cp(a[l],X),cp(b[l],Y))],void();int mid=(l+r)>>1;
(p<=mid)?fresh(ls[x],p,l,mid):fresh(rs[x],p,mid+1,r);v[x]=merge(v[ls[x]],v[rs[x]]);
}
}T;
bool chk(){
int now=id(cp(a[1],X),cp(b[1],Y));
if(T.v[1].f[now][id(1,1)])return true;
return false;
}
void solve(){
n=read();T.tot=0;X=1;Y=1;
for(int i=0;i<=n;i++)res[i]=0;
for(int i=1;i<=n;i++)a[i]=read(),A[a[i]]=i;
for(int i=1;i<=n;i++)b[i]=read(),B[b[i]]=i;
int rt;T.build(rt);
if(chk())res[abs(X-Y)]++;
while(1){
auto update=[&](int optx,int opty){
if(optx){
T.fresh(rt,A[X]);
if(optx==1)T.fresh(rt,A[X-1]);
else T.fresh(rt,A[X+1]);
}
if(opty){
T.fresh(rt,B[Y]);
if(opty==1)T.fresh(rt,B[Y-1]);
else T.fresh(rt,B[Y+1]);
}
};
if(X+1<=n){
X++;update(1,0);
if(chk()){res[abs(X-Y)]++;continue;}
X--;update(2,0);
}
if(Y+1<=n){
Y++;update(0,1);
if(chk()){res[abs(X-Y)]++;continue;}
Y--;update(0,2);
}
if(X+1<=n && Y+1<=n){
X++;Y++;update(1,1);
if(chk()){res[abs(X-Y)]++;continue;}
break;
}
break;
}
for(int i=0;i<n;i++)write(res[i]),putchar(' ');
putchar('\n');
}
int main(){
#ifdef EAST_CLOUD
freopen("a.in","r",stdin);
//freopen("a.out","w",stdout);
#endif
init();
int T=read();while(T--)solve();
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 56ms
memory: 637700kb
input:
4 2 1 2 2 1 5 2 4 1 5 3 2 4 1 5 3 5 1 2 3 4 5 5 4 3 2 1 8 5 8 3 4 2 7 1 6 4 6 3 8 5 1 2 7
output:
2 0 5 0 0 0 0 2 2 2 2 0 5 5 2 2 1 0 0 0
result:
ok 20 numbers
Test #2:
score: 0
Accepted
time: 4578ms
memory: 638120kb
input:
66664 7 4 2 6 5 7 1 3 6 5 3 1 4 7 2 10 6 8 10 7 5 1 4 3 9 2 5 10 3 8 6 7 2 9 1 4 9 3 2 4 8 7 6 9 1 5 8 1 2 9 6 7 4 3 5 10 4 3 9 6 7 2 10 1 8 5 3 5 4 1 2 7 10 9 6 8 5 3 4 1 2 5 5 1 3 2 4 5 2 4 3 5 1 2 3 1 4 5 6 2 6 1 3 4 5 6 4 5 1 3 2 10 10 1 2 7 5 8 4 3 9 6 9 4 2 3 6 1 7 8 5 10 5 1 2 4 5 3 4 1 2 5 3...
output:
4 4 2 2 1 0 0 5 6 3 2 2 1 0 0 0 0 5 6 3 2 1 0 0 0 0 4 4 4 3 2 1 0 0 0 0 5 3 0 0 0 2 2 2 2 0 3 3 3 1 0 0 5 7 4 2 1 0 0 0 0 0 5 2 0 0 0 6 3 0 0 0 0 3 3 2 0 0 5 4 2 1 0 0 0 3 2 3 1 0 0 4 6 3 0 0 0 0 3 4 3 2 1 0 0 3 2 2 2 2 2 2 1 0 4 5 3 1 0 0 0 3 4 3 2 3 3 1 0 0 0 8 5 0 0 0 0 0 0 7 8...
result:
ok 499999 numbers
Test #3:
score: -100
Time Limit Exceeded
input:
6690 72 31 50 47 60 24 33 72 49 5 26 17 65 40 64 8 2 19 51 30 58 71 16 66 56 9 48 21 61 44 59 22 11 15 28 68 29 1 27 37 41 23 6 20 62 43 34 18 4 70 54 13 12 36 35 25 67 45 38 69 53 42 63 55 3 14 7 57 32 52 39 10 46 31 9 7 56 32 64 39 33 62 24 49 54 18 53 43 40 4 28 37 2 61 47 10 26 23 16 22 30 11 60...
output:
7 11 7 5 6 6 5 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 3 2 2 2 3 4 4 4 4 4 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 4 6 6 4 4 3 2 2 2 2 2 2 2 2 2 3 4 4 4 4 4 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 6 6 7 8 7 6 7 8 8 7 5 4 4 3 2 2 2...