QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #859353 | #9668. Isoball: 2D Version | yjtac | WA | 22ms | 3840kb | C++20 | 2.7kb | 2025-01-17 17:44:54 | 2025-01-17 17:44:54 |
Judging History
answer
#include<bits/stdc++.h>
#define int long long
using namespace std;
inline int gcd(int a,int b)
{
while(b^=a^=b^=a%=b);
return a;
}
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>=4)
{
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: 1ms
memory: 3840kb
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: 0
Accepted
time: 1ms
memory: 3712kb
input:
2 0 0 1000000 1000000 1000000 -1000000 -1000000 1000000 1000000 1000000 1000000 1 -1000000 -1000000 -1000000 -1000000 -999999 -999999
output:
Yes No
result:
ok 2 lines
Test #3:
score: -100
Wrong Answer
time: 22ms
memory: 3712kb
input:
10000 10 -10 10 1 -2 -13 -8 6 -1 -7 -10 3 3 1 -3 -12 14 -9 -9 -2 4 4 -3 -11 7 -8 12 -3 1 8 -1 0 -11 1 19 13 -1 8 9 -3 2 11 -5 17 4 -2 -7 3 -3 5 -12 -14 10 1 0 3 6 -5 3 -11 2 2 16 4 9 6 5 -4 -8 -11 18 -1 0 0 8 4 -2 -10 -15 1 12 8 4 4 5 2 -17 3 8 7 -3 7 10 -4 0 1 0 10 20 -6 -10 5 -3 -1 -20 -20 15 7 5 ...
output:
No No No No No Yes No No No No No Yes No Yes No No Yes No Yes No No No No No Yes No No No Yes No No No Yes No No Yes No No No No No No No No No No No No Yes No No No No No No No No No Yes Yes No No Yes Yes Yes No No No No No No No No No No No No No No No No No No No No No No No No No No No No No Yes...
result:
wrong answer 152nd lines differ - expected: 'No', found: 'Yes'