QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#243890 | #7696. Forest for the Trees | SolitaryDream# | AC ✓ | 478ms | 3540kb | C++17 | 2.0kb | 2023-11-08 18:55:48 | 2023-11-08 18:55:48 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
using ull=unsigned long long;
const int N=5e3+1e2+7,M=1e9,S=3e5;
int n,m,x[N],y[N],a[N],b[N],rm;
ull geth(pair<int,int> f)
{
ull w=1ull*f.first*M+f.second;
ull tw=w;
w^=tw<<17;
w^=tw>>3;
w^=tw<<18;
w^=tw*3;
return w;
}
int main()
{
ios::sync_with_stdio(false);
cin.tie(0);
cin>>n>>m>>rm;
// vector<pair<int,int> >vv;
ull vv=0;
for(int i=1;i<=n;i++)
cin>>x[i]>>y[i];
for(int i=1;i<=m;i++)
cin>>a[i]>>b[i],vv+=geth({a[i],b[i]});
// sort(vv.begin(),vv.end());
vector<pair<int,int> >ans;
for(auto p:{-1,1})
{
for(int i=1;i<=n;i++)
{
int X=a[1]*p+x[i],Y=b[1]*p+y[i];
bool ok=1;
// vector<pair<int,int> >v;
ull v=0;
for(int j=1;j<=n;j++)
{
if(X==x[j]&&Y==y[j])
v+=114514;
if(abs(x[j]-X)+abs(y[j]-Y)>rm)
continue;
v+=geth({(X-x[j])*p,(Y-y[j])*p});
}
// sort(v.begin(),v.end());
if(v==vv)
ans.push_back({X,Y});
}
}
for(auto p:{-1,1})
{
for(int i=1;i<=n;i++)
{
int X=b[1]*p+x[i],Y=-a[1]*p+y[i];
bool ok=1;
// vector<pair<int,int> >v;
ull v=0;
for(int j=1;j<=n;j++)
{
if(X==x[j]&&Y==y[j])
v+=114514;
if(abs(x[j]-X)+abs(y[j]-Y)>rm)
continue;
v+=geth({(Y-y[j])*-p,(X-x[j])*p});
}
// sort(v.begin(),v.end());
if(v==vv)
ans.push_back({X,Y});
}
}
if(!ans.size())
cout<<"Impossible\n";
else if(ans.size()>1)
cout<<"Ambiguous\n";
else
{
auto [f,g]=*ans.begin();
cout<<f<<" "<<g<<"\n";
}
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 3488kb
input:
4 4 100 1 1 2 2 2 1 3 3 0 1 0 2 -1 2 -2 3
output:
0 1
result:
ok single line: '0 1'
Test #2:
score: 0
Accepted
time: 1ms
memory: 3440kb
input:
4 4 4 0 1 1 0 0 -1 -1 0 0 1 1 0 0 -1 -1 0
output:
Ambiguous
result:
ok single line: 'Ambiguous'
Test #3:
score: 0
Accepted
time: 370ms
memory: 3500kb
input:
4899 957 32 -9961 -9999 -9970 -9968 -9942 -9986 -9991 -9991 -9950 -9990 -9958 -9994 -9939 -9944 -9992 -9987 -9973 -9937 -9981 -9941 -9940 -9940 -9989 -9945 -9961 -9963 -9970 -9932 -9969 -9967 -9977 -9971 -9949 -9989 -9958 -9958 -9957 -9993 -9937 -9935 -9938 -9980 -9965 -9997 -9992 -9951 -9946 -9984 ...
output:
-9929 -9959
result:
ok single line: '-9929 -9959'
Test #4:
score: 0
Accepted
time: 478ms
memory: 3480kb
input:
4899 941 40 -9970 -9968 -9942 -9986 -9991 -9991 -9950 -9990 -9958 -9994 -9939 -9944 -9992 -9987 -9973 -9937 -9981 -9941 -9940 -9940 -9989 -9945 -9961 -9963 -9970 -9932 -9969 -9967 -9977 -9971 -9949 -9989 -9958 -9958 -9957 -9993 -9937 -9935 -9938 -9980 -9965 -9997 -9992 -9951 -9946 -9984 -10000 -9955...
output:
Impossible
result:
ok single line: 'Impossible'
Test #5:
score: 0
Accepted
time: 467ms
memory: 3480kb
input:
4899 940 40 -9970 -9968 -9942 -9986 -9991 -9991 -9950 -9990 -9958 -9994 -9939 -9944 -9992 -9987 -9973 -9937 -9981 -9941 -9940 -9940 -9989 -9945 -9961 -9963 -9970 -9932 -9969 -9967 -9977 -9971 -9949 -9989 -9958 -9958 -9957 -9993 -9937 -9935 -9938 -9980 -9965 -9997 -9992 -9951 -9946 -9984 -10000 -9955...
output:
Impossible
result:
ok single line: 'Impossible'
Test #6:
score: 0
Accepted
time: 1ms
memory: 3404kb
input:
3 3 1000 1 0 0 1 1 1 1 0 0 1 1 1
output:
0 0
result:
ok single line: '0 0'
Test #7:
score: 0
Accepted
time: 118ms
memory: 3528kb
input:
5000 2 1000 0 0 1000 1000 66740 84615 -16851 37613 31009 31589 -68041 -71122 21568 86889 53743 -31217 -73472 63365 9594 -12742 -25497 -5264 15942 13442 19537 -83361 93129 67319 -27565 73861 75273 -19266 -55048 -79726 -45975 -36987 -51309 35820 -99049 -10933 -45867 99815 -52121 99729 -89976 -15892 38...
output:
Ambiguous
result:
ok single line: 'Ambiguous'
Test #8:
score: 0
Accepted
time: 100ms
memory: 3468kb
input:
5000 3 1000 0 0 1000 1000 1000 999 13954 9751 75888 -54632 10747 -12901 37707 -37988 -49564 26056 -30528 -9620 6227 -95560 -82768 85135 -15530 89254 -39739 -79664 -81590 -75580 91135 -20238 -52264 -66253 -41259 -90627 -7096 -35158 -67316 13384 79722 57595 -40566 99205 35854 -48598 -83531 -59472 -286...
output:
600 400
result:
ok single line: '600 400'
Test #9:
score: 0
Accepted
time: 0ms
memory: 3516kb
input:
4 3 100 1 1 2 2 2 1 3 3 0 1 0 2 -1 2
output:
Impossible
result:
ok single line: 'Impossible'
Test #10:
score: 0
Accepted
time: 0ms
memory: 3432kb
input:
3 3 100 1 1 2 1 3 1 0 1 0 2 0 3
output:
Ambiguous
result:
ok single line: 'Ambiguous'
Test #11:
score: 0
Accepted
time: 0ms
memory: 3432kb
input:
4 3 2 1 1 2 2 2 1 3 3 0 1 0 2 -1 1
output:
2 0
result:
ok single line: '2 0'
Test #12:
score: 0
Accepted
time: 1ms
memory: 3432kb
input:
121 121 50 4 0 -10 10 8 0 0 -4 -6 10 -8 -8 10 6 2 2 -8 10 -4 -8 6 2 -2 -2 -10 -6 -4 10 4 2 -6 -6 10 -10 8 2 0 -2 -8 -6 2 4 -4 -6 6 4 -2 0 -10 -4 -6 -4 10 -8 8 4 0 0 -8 -4 -4 -4 6 6 -2 2 -10 -2 -6 -2 10 -6 2 -10 0 2 -8 -2 6 -10 -4 -2 4 -10 -2 4 -10 0 8 -10 -6 0 2 -8 -8 0 6 -8 10 8 -4 0 -10 2 8 -8 -6 ...
output:
Ambiguous
result:
ok single line: 'Ambiguous'
Test #13:
score: 0
Accepted
time: 1ms
memory: 3436kb
input:
120 120 50 -10 10 8 0 0 -4 -6 10 -8 -8 10 6 2 2 -8 10 -4 -8 6 2 -2 -2 -10 -6 -4 10 4 2 -6 -6 10 -10 8 2 0 -2 -8 -6 2 4 -4 -6 6 4 -2 0 -10 -4 -6 -4 10 -8 8 4 0 0 -8 -4 -4 -4 6 6 -2 2 -10 -2 -6 -2 10 -6 2 -10 0 2 -8 -2 6 -10 -4 -2 4 -10 -2 4 -10 0 8 -10 -6 0 2 -8 -8 0 6 -8 10 8 -4 0 -10 2 8 -8 -6 2 4 ...
output:
5 5
result:
ok single line: '5 5'
Test #14:
score: 0
Accepted
time: 1ms
memory: 3488kb
input:
120 119 50 -10 10 8 0 0 -4 -6 10 -8 -8 10 6 2 2 -8 10 -4 -8 6 2 -2 -2 -10 -6 -4 10 4 2 -6 -6 10 -10 8 2 0 -2 -8 -6 2 4 -4 -6 6 4 -2 0 -10 -4 -6 -4 10 -8 8 4 0 0 -8 -4 -4 -4 6 6 -2 2 -10 -2 -6 -2 10 -6 2 -10 0 2 -8 -2 6 -10 -4 -2 4 -10 -2 4 -10 0 8 -10 -6 0 2 -8 -8 0 6 -8 10 8 -4 0 -10 2 8 -8 -6 2 4 ...
output:
Impossible
result:
ok single line: 'Impossible'
Test #15:
score: 0
Accepted
time: 1ms
memory: 3420kb
input:
121 121 50 4 0 -10 10 8 0 0 -4 -6 10 -8 -8 10 6 2 2 -8 10 -4 -8 6 2 -2 -2 -10 -6 -4 10 4 2 -6 -6 10 -10 8 2 0 -2 -8 -6 2 4 -4 -6 6 4 -2 0 -10 -4 -6 -4 10 -8 8 4 0 0 -8 -4 -4 -4 6 6 -2 2 -10 -2 -6 -2 10 -6 2 -10 0 2 -8 -2 6 -10 -4 -2 4 -10 -2 4 -10 0 8 -10 -6 0 2 -8 -8 0 6 -8 10 8 -4 0 -10 2 8 -8 -6 ...
output:
Ambiguous
result:
ok single line: 'Ambiguous'
Test #16:
score: 0
Accepted
time: 59ms
memory: 3540kb
input:
2598 217 20 -28 50 -36 46 -16 24 -24 20 50 6 -44 -38 42 2 6 48 -42 8 -50 4 -30 -18 -38 -22 -20 26 -18 -44 -38 14 2 50 -46 10 -18 -8 22 28 -26 -12 14 24 -34 -16 -6 -34 -14 -38 26 -2 -22 -42 18 -6 -4 12 36 48 -12 8 8 -14 48 22 0 -18 18 30 -8 -22 20 -40 12 -44 30 4 4 -48 -8 14 12 -8 4 -12 44 24 24 -34 ...
output:
5 5
result:
ok single line: '5 5'