QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#859297 | #9668. Isoball: 2D Version | yjtac | WA | 1ms | 3840kb | C++14 | 2.6kb | 2025-01-17 17:10:54 | 2025-01-17 17:10:56 |
Judging History
answer
#include<bits/stdc++.h>
#define int long long
using namespace std;
signed main()
{
int t;
cin >> t;
while (t--)
{
long double x1,y1,x2,y2,r;//x2=v1,y2=v2
cin>>x1>>y1>>r>>x2>>y2;
long double xx1,yy1,xx2,yy2,xx3,yy3,xx4,yy4;
cin>>xx4>>yy4>>xx2>>yy2;
yy1=yy2;
xx1=xx4;
yy3=yy4;
xx3=xx2;
xx1+=r;
xx4+=r;
xx2-=r;
xx3-=r;
yy1-=r;
yy2-=r;
yy3+=r;
yy4+=r;
if(x2==0&&y2==0)
{
if(x1>=xx1&&x1<=xx2&&y1<=yy1&&y1>=yy4)
{
cout<<"Yes"<<endl;
continue;
}
else
{
cout<<"No"<<endl;
continue;
}
}
if(y2==0&&x2>0)
{
if(x1<=xx2&&y2<=yy1&&y2>=yy4)
{
cout<<"Yes"<<endl;
continue;
}
else
{
cout<<"No"<<endl;
continue;
}
}
if(y2==0&&x2<0&&y2<=yy1&&y2>=yy4)
{
if(x1>=xx1)
{
cout<<"Yes"<<endl;
continue;
}
else
{
cout<<"No"<<endl;
continue;
}
}
if(x2==0&&y2>0)
{
if(y1<=yy1&&x2<=xx1&&x2>=xx4)
{
cout<<"Yes"<<endl;
continue;
}
else
{
cout<<"No"<<endl;
continue;
}
}
if(x2==0&&y2<0)
{
if(y1>=yy4&&x2<=xx1&&x2>=xx4)
{
cout<<"Yes"<<endl;
continue;
}
else
{
cout<<"No"<<endl;
continue;
}
}
if(xx1>xx2)
{
cout<<"No"<<endl;
continue;
}
if(yy1<yy4)
{
cout<<"No"<<endl;
continue;
}
long double x,y;
long double t=0;
t=(xx1-x1)/x2;
if(t>0)
{
y=y2*t+y1;
if(y<=yy1&&y>=yy4)
{
cout<<"Yes"<<endl;
continue;
}
}
t=(xx2-x1)/x2;
if(t>0)
{
y=y2*t+y1;
if(y<=yy2&&y>=yy3)
{
cout<<"Yes"<<endl;
continue;
}
}
t=(yy1-y1)/y2;
if(t>0)
{
x=x2*t+x1;
if(x<=xx2&&x>=xx1)
{
cout<<"Yes"<<endl;
continue;
}
}
t=(yy3-y1)/y2;
if(t>0)
{
x=x2*t+x1;
if(x<=xx2&&x>=xx1)
{
cout<<"Yes"<<endl;
continue;
}
}
cout<<"No"<<endl;
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3712kb
input:
5 0 0 1 1 0 2 -2 6 2 0 0 1 1 0 2 0 6 2 0 0 1 1 1 1 1 3 3 0 0 1 -1 -1 1 1 3 3 0 0 1 -1 1 -5 -5 5 5
output:
Yes No Yes No Yes
result:
ok 5 lines
Test #2:
score: -100
Wrong Answer
time: 1ms
memory: 3840kb
input:
2 0 0 1000000 1000000 1000000 -1000000 -1000000 1000000 1000000 1000000 1000000 1 -1000000 -1000000 -1000000 -1000000 -999999 -999999
output:
No No
result:
wrong answer 1st lines differ - expected: 'Yes', found: 'No'