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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#415503 | #8705. 圣遗物 | cqbzly | 0 | 0ms | 0kb | C++14 | 2.6kb | 2024-05-20 22:21:15 | 2024-05-20 22:21:15 |
answer
#include<bits/stdc++.h>
#define ll long long
#define pb push_back
#define db double
#define fi first
#define se second
#define inf 0x3f3f3f3f
#define vi vector<int>
using namespace std;
const int N=5e4+5;
int tid,T,L,Q,pos,p[N],q[N];
ll A,B;
struct node{
ll x,y;
int i,j;
bool operator <(const node &a)const{
return x<a.x||x==a.x&&y<a.y;
}
ll operator *(const node &a)const{
return x*a.y-y*a.x;
}
node operator -(const node &a)const{
return {x-a.x,y-a.y,i,j};
}
}a[15];
vector<node>v[N],all;
vector<node>merge(vector<node>a,vector<node>b){
vector<node>c;
c.pb({a[0].x+b[0].x,a[0].y+b[0].y});
int i=1,j=1;
while(i<a.size()||j<b.size()){
if(j==b.size()||i!=a.size()&&b[j]*a[i]>=0){
c.pb(a[i++]);
}
else{
c.pb(b[j++]);
}
}
return c;
}
vector<node>solve(int l,int r){
if(l==r)return v[l];
int mid=l+r>>1;
return merge(solve(l,mid),solve(mid+1,r));
}
signed main(){
//freopen("data.in","r",stdin);
//freopen("variance.out","w",stdout);
ios::sync_with_stdio(false);
cin.tie(0),cout.tie(0);
cin>>tid>>T;
while(T--){
cin>>L;
for(int i=1;i<=L;i++){
int K;cin>>K;
for(int j=1;j<=K;j++)cin>>a[j].x>>a[j].y,a[j].i=i,a[j].j=j;
sort(a+1,a+1+K);
v[i].clear();
for(int j=1;j<=K;j++){
while(v[i].size()>=2&&(v[i].back()-v[i][v[i].size()-2])*(a[j]-v[i].back())>=0)v[i].pop_back();
v[i].pb(a[j]);
}
for(int j=v[i].size()-1;j>0;j--){
v[i][j]=v[i][j]-v[i][j-1];
}
q[i]=a[1].j;
}
all=solve(1,L);
// for(int i=0;i<all.size();i++){
// cout<<all[i].x<<" "<<all[i].y<<" "<<all[i].i<<" "<<all[i].j<<"\n";
// }
//cout<<q[1]<<" "<<q[2]<<"\n";
cin>>Q;
while(Q--){
cin>>A>>B,pos=0;
ll x=all[0].x,y=all[0].y,res=(A+x)*(B+x);
for(int i=1;i<all.size();i++){
x+=all[i].x,y+=all[i].y;
//cout<<"find:"<<x<<" "<<y<<"\n";
if((A+x)*(B+y)>res){
res=(A+x)*(B+y);
pos=i;
}
}
for(int i=1;i<=L;i++)p[i]=q[i];
for(int i=1;i<=pos;i++){
p[all[i].i]=all[i].j;
}
//cout<<pos<<"\n";
for(int i=1;i<=L;i++)cout<<p[i]<<" ";
cout<<"\n";
}
}
}
Details
Tip: Click on the bar to expand more detailed information
Subtask #1:
score: 0
Runtime Error
Test #1:
score: 0
Runtime Error
input:
1 100 5 3 98 71 28 7 62 13 3 29 23 65 70 34 95 3 59 41 64 43 92 59 3 73 75 99 96 43 2 3 14 24 5 7 54 13 10 8.06 47.73 183.28 351.90 83.70 90.40 34.00 127.83 216.88 312.31 182.09 349.61 266.90 320.28 84.18 420.91 33.26 145.00 118.07 354.22 5 3 25 63 11 75 63 31 3 94 53 38 89 46 23 3 49 99 12 80 52 4 ...
output:
result:
Subtask #2:
score: 0
Runtime Error
Test #3:
score: 0
Runtime Error
input:
2 100 27 9 58 21 76 52 99 40 22 25 26 38 25 65 80 47 59 83 12 7 10 87 40 54 90 65 88 86 75 92 22 5 70 53 88 72 34 25 55 7 66 10 8 69 28 19 80 41 17 15 40 82 9 57 77 43 79 63 24 39 62 30 10 38 41 5 45 55 80 93 63 96 46 98 50 31 48 49 49 77 63 46 54 10 99 11 33 21 69 25 9 17 93 30 87 16 22 93 97 36 84...
output:
result:
Subtask #3:
score: 0
Runtime Error
Test #6:
score: 0
Runtime Error
input:
3 100 496 9 62 33 67 95 25 42 68 17 2 18 65 76 39 78 27 37 55 75 9 97 77 28 91 37 55 83 37 34 82 12 29 58 78 28 6 81 35 8 17 22 2 52 92 14 4 59 82 7 23 37 75 67 39 87 8 62 70 17 5 7 95 84 73 36 35 17 85 84 61 89 69 9 1 80 10 60 37 75 51 64 42 24 89 3 74 56 82 89 87 66 10 79 23 29 19 38 15 14 33 85 1...
output:
2 1 7 8 8 6 3 7 8 5 4 5 1 4 4 1 2 4 3 2 3 2 4 2 8 6 1 3 1 7 3 6 5 5 6 7 2 1 4 2 6 2 2 8 7 7 2 8 3 8 10 6 2 2 7 8 1 8 2 6 1 8 3 1 2 1 8 3 5 7 1 5 5 2 1 7 8 8 7 6 6 3 5 6 4 10 8 7 2 6 4 7 3 3 4 1 2 7 6 4 1 10 8 6 1 5 5 6 4 9 5 9 2 1 3 3 3 1 4 5 3 2 2 5 8 7 1 7 10 3 1 7 4 9 2 9 8 9 5 4 10 8 5 2 8 4 7 9...
result:
Subtask #4:
score: 0
Runtime Error
Test #12:
score: 0
Runtime Error
input:
4 100 450 10 30.37 69.63 50.77 49.23 94.68 5.32 36.02 63.98 30.92 69.08 60.25 39.75 94.63 5.37 61.38 38.62 91.27 8.73 28.94 71.06 8 74.79 25.21 8.63 91.37 49.25 50.75 27.02 72.98 72.03 27.97 52.44 47.56 41.20 58.80 44.26 55.74 9 58.02 41.98 35.82 64.18 99.61 0.39 59.26 40.74 47.09 52.91 87.65 12.35 ...
output:
result:
Subtask #5:
score: 0
Runtime Error
Test #15:
score: 0
Runtime Error
input:
5 100 400 9 1.57 81.69 17.89 66.70 65.51 20.96 14.19 70.10 73.04 13.58 25.01 60.09 57.73 28.55 18.21 66.41 41.57 44.34 8 42.15 15.21 45.93 11.16 27.62 30.65 39.90 17.60 9.87 47.93 51.17 5.44 14.72 43.43 42.11 15.26 9 15.72 52.00 32.33 36.33 7.60 59.51 39.83 28.78 58.75 9.42 30.01 38.51 24.14 44.06 0...