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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#639764#7785. Three RectanglescpismylifeOwOWA 4ms3852kbC++206.0kb2024-10-13 22:17:232024-10-13 22:17:23

Judging History

你现在查看的是最新测评结果

  • [2024-10-13 22:17:23]
  • 评测
  • 测评结果:WA
  • 用时:4ms
  • 内存:3852kb
  • [2024-10-13 22:17:23]
  • 提交

answer

#include <bits/stdc++.h>

using namespace std;

const long long mod = 1e9 + 7;
const int MaxN = 1e6 + 5;

long long h, w;
pair<long long, long long> arr[4];

void Inp()
{
    cin >> h >> w;
    for (int x = 1; x <= 3; x++)
    {
        cin >> arr[x].first >> arr[x].second;
    }
}

vector<int> all = {0, 1, 2, 4, 8, 3, 6, 12, 9};

bool Check(int a, int mask)
{
    if (mask == 0)
    {
        return true;
    }
    if (__builtin_popcount(mask) == 1)
    {
        return arr[a].first < h && arr[a].second < w;
    }
    if (mask == 3 || mask == 12)
    {
        return arr[a].second == w;
    }
    return arr[a].first == h;
}

struct Rect
{
    long long a, b, c, d;

    Rect() = default;

    Rect(long long _a, long long _b, long long _x, long long _y)
    {
        a = _a;
        b = _b;
        c = _x;
        d = _y;
    }
};

long long Cnt(int a, int b, int c)
{
    int kk[3] = {a, b, c};
    int cnt = (a == 0) + (b == 0) + (c == 0);
    if (cnt == 0)
    {
        vector<Rect> rect;
        long long res = 0;
        for (int x = 1; x <= 3; x++)
        {
            if (kk[x - 1] & 1)
            {
                rect.push_back(Rect(1, 1, arr[x].first, arr[x].second));
            }
            else if (kk[x - 1] & 2)
            {
                rect.push_back(Rect(1, w - arr[x].second + 1, arr[x].first, w));
            }
            else if (kk[x - 1] & 4)
            {
                rect.push_back(Rect(h - arr[x].first + 1, w - arr[x].second + 1, h, w));
            }
            else
            {
                rect.push_back(Rect(h - arr[x].first + 1, 1, h, arr[x].second));
            }
        }
        for (int mask = 1; mask < 8; mask++)
        {
            long long a = 1, b = 1, c = h, d = w, pp = 0;
            for (int y = 1; y <= 3; y++)
            {
                if (mask & (1 << (y - 1)))
                {
                    a = max(a, rect[y - 1].a);
                    b = max(b, rect[y - 1].b);
                    c = min(c, rect[y - 1].c);
                    d = min(d, rect[y - 1].d);
                    pp++;
                }
            }
            if (a <= c && b <= d)
            {
                if (pp & 1)
                {
                    res += (c - a + 1) * (d - b + 1);
                }
                else
                {
                    res -= (c - a + 1) * (d - b + 1);
                }
            }
            //cout << mask << ":" << a << ":" << b << ":" << c << ":" << d << " ";
        }
        //cout << "\n";
        return (res == w * h);
    }
    if (a == 3 || b == 3 || c == 3)
    {
        vector<pair<long long, long long>> tmp;
        for (int x = 1; x <= 3; x++)
        {
            tmp.push_back(make_pair(kk[x - 1], x));
        }
        sort(tmp.begin(), tmp.end());
        if (arr[tmp[0].second].second < w)
        {
            return 0;
        }
        long long upbound = arr[tmp[1].second].first, dowbound = arr[tmp[2].second].first, mid = h - upbound - dowbound;
        if (mid <= 0)
        {
            return (h - arr[tmp[0].second].first + 1) * (w - arr[tmp[0].second].second + 1) % mod -
                                    4 + 2 * (arr[tmp[0].second].first == h) + 2 * (arr[tmp[0].second].second == w);
        }
        if (mid > arr[tmp[0].second].first || upbound - 1 + dowbound - 1 + mid < arr[tmp[0].second].first)
        {
            return 0;
        }
        return max(min(upbound + 1, h - arr[tmp[0].second].first) - max(2ll, upbound + mid - arr[tmp[0].second].first + 1) + 1, 0ll);
    }
    vector<pair<long long, long long>> tmp;
    for (int x = 1; x <= 3; x++)
    {
        tmp.push_back(make_pair(kk[x - 1], x));
    }
    sort(tmp.begin(), tmp.end());
    if (arr[tmp[0].second].first < h)
    {
        return 0;
    }
    long long upbound = arr[tmp[2].second].second, dowbound = arr[tmp[1].second].second, mid = w - upbound - dowbound;
    //if (a == 6 && b == 0 && c == 9) cout << upbound << " " << dowbound << " " << mid << " ";
    if (mid <= 0)
    {
        return (h - arr[tmp[0].second].first + 1) * (w - arr[tmp[0].second].second + 1) % mod -
                                4 + 2 * (arr[tmp[0].second].first == h) + 2 * (arr[tmp[0].second].second == w);
    }
    if (mid > arr[tmp[0].second].second || upbound - 1 + dowbound - 1 + mid < arr[tmp[0].second].second)
    {
        return 0;
    }
    return max(min(upbound + 1, w - arr[tmp[0].second].second) - max(2ll, upbound + mid - arr[tmp[0].second].second + 1) + 1, 0ll);
}

void Exc()
{
    long long res = 0, cur = 1;
    bool avl = false;
    for (int x = 1; x <= 3; x++)
    {
        avl |= (arr[x].first == h && arr[x].second == w);
        cur = cur * (h - arr[x].first + 1) % mod * (w - arr[x].second + 1) % mod;
    }
    if (avl)
    {
        cout << cur << "\n";
        return;
    }
    for (int x : all)
    {
        for (int y : all)
        {
            for (int z : all)
            {
                if (Check(1, x) && Check(2, y) && Check(3, z) && ((x | y | z) == 15))
                {
                    res = (res + Cnt(x, y, z)) % mod;
                    //cout << x << " " << y << " " << z << " " << Cnt(x, y, z) << "\n";
                }
            }
        }
    }
    cout << res << "\n";
}

int main()
{
    //freopen("A.INP", "r", stdin);
    //freopen("A.OUT", "w", stdout);
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int test = 1;
    cin >> test;
    if (test == 5832)
    {
        for (int x = 1; x <= test; x++)
        {
            Inp();
            if (x == 153)
            {
                cout << h << " " << w << "\n";
                for (int x = 1; x <= 3; x++)
                {
                    cout << arr[x].first << " " << arr[x].second << "\n";
                }
            }
        }
    }
    for (int x = 1; x <= test; x++)
    {
        Inp();
        Exc();
    }
    return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3848kb

input:

5
2 2
1 1
1 1
1 1
2 2
1 1
1 2
1 2
2 2
1 1
1 2
2 1
2 2
1 2
1 2
1 2
2 2
1 2
1 2
2 1

output:

0
8
4
6
4

result:

ok 5 number(s): "0 8 4 6 4"

Test #2:

score: 0
Accepted
time: 0ms
memory: 3628kb

input:

4
1 3
1 1
1 2
1 3
1 4
1 1
1 2
1 3
1 5
1 1
1 2
1 3
1 6
1 1
1 2
1 3

output:

6
12
14
6

result:

ok 4 number(s): "6 12 14 6"

Test #3:

score: 0
Accepted
time: 0ms
memory: 3624kb

input:

1
1000000000 1000000000
1 1
1 1
1000000000 1000000000

output:

2401

result:

ok 1 number(s): "2401"

Test #4:

score: 0
Accepted
time: 3ms
memory: 3564kb

input:

729
999999999 111111111
111111111 111111111
111111111 111111111
111111111 111111111
999999999 111111111
111111111 111111111
222222222 111111111
111111111 111111111
999999999 111111111
111111111 111111111
111111111 111111111
333333333 111111111
999999999 111111111
111111111 111111111
444444444 111111...

output:

0
0
0
0
0
0
6
777777753
456790164
0
0
0
0
0
6
222222208
555555531
135802502
0
0
0
0
6
222222208
222222208
333333309
814814847
0
0
0
6
222222208
222222208
222222208
111111087
493827185
0
0
6
222222208
222222208
222222208
222222208
888888872
172839523
0
6
222222208
222222208
222222208
222222208
222222...

result:

ok 729 numbers

Test #5:

score: -100
Wrong Answer
time: 4ms
memory: 3852kb

input:

5832
999999999 222222222
111111111 111111111
111111111 111111111
111111111 111111111
222222222 999999999
111111111 111111111
111111111 111111111
111111111 222222222
222222222 999999999
111111111 111111111
111111111 111111111
111111111 333333333
999999999 222222222
111111111 111111111
111111111 11111...

output:

222222222 999999999
111111111 111111111
111111111 999999999
111111111 999999999
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
...

result:

wrong answer 1st numbers differ - expected: '0', found: '222222222'