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ID	题目	提交者	结果	用时	内存	语言	文件大小	提交时间	测评时间
#863069	#9668. Isoball: 2D Version	AlinteckQR	WA	19ms	3840kb	C++26	2.1kb	2025-01-19 12:40:32	2025-01-19 12:40:32

Judging History

你现在查看的是最新测评结果

[2025-01-19 12:40:32]
评测

测评结果：WA
用时：19ms
内存：3840kb

查看

[2025-01-19 12:40:32]
提交

answer

#include <iostream>
#include <math.h>
#include <numbers>

using namespace std;

long double PI = std::numbers::pi;

long int    n;
long double xo, yo, r, vx, vy, ix1, iy1, ix2, iy2;

long double trans(long double dx1, long double dy1, long double dx2, long double dy2)
{
    long double res = atan2(dy2 - dy1, dx2 - dx1);
    if (res < 0)
    {
        res += 2 * PI;
    }
    return res;
}

int main()
{
    cin >> n;
    while (n--)
    {
        cin >> xo >> yo >> r >> vx >> vy >> ix1 >> iy1 >> ix2 >> iy2;
        if (ix2 - ix1 < 2 * r || iy2 - iy1 < 2 * r)
        {
            cout << "No" << endl;
            continue;
        }
        long double nx1 = ix1 + r;
        long double ny1 = iy1 + r;
        long double nx2 = ix2 - r;
        long double ny2 = iy2 - r;

        if (vx != 0)
        {
            if ((ny1 <= yo + ((nx1 - xo) * vy / vx) && yo + ((nx1 - xo) * vy / vx) <= ny2) || (ny1 <= yo + ((nx2 - xo) * vy / vx) && yo + ((nx2 - xo) * vy / vx) <= ny2))
            {
                if ((((nx1 - xo) * vx >= 0 || (nx2 - xo) * vx >= 0)) && (((ny1 - yo) * vy >= 0 || (ny2 - yo) * vy >= 0)))
                {
                    cout << "Yes" << endl;
                }
                else
                {
                    cout << "No" << endl;
                }
            }
            else
            {
                cout << "No" << endl;
            }
        }
        else
        {
            if (yo < ny1)
            {
                if (vy > 0)
                {
                    cout << "Yes" << endl;
                }
                else
                {
                    cout << "No" << endl;
                }
            }
            else if (yo > ny2)
            {
                if (vy < 0)
                {
                    cout << "Yes" << endl;
                }
                else
                {
                    cout << "No" << endl;
                }
            }
            else
            {
                cout << "Yes" << endl;
            }
        }
    }
    return 0;
}

源文件, 语言: C++26

详细

Test #1:

score: 100

Accepted

time: 0ms

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: 0ms

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: 19ms

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
No
No
No
No
No
No
Yes
No
No
No
No
No
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
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
No
Yes
No
...

result:

wrong answer 6th lines differ - expected: 'Yes', found: 'No'