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QOJ
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 |
---|---|---|---|---|---|---|---|---|---|
#280394 | #7785. Three Rectangles | ucup-team1069# | WA | 18ms | 3640kb | C++23 | 4.4kb | 2023-12-09 15:44:22 | 2023-12-09 15:44:23 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define F first
#define S second
#define sz(x) (int)x.size()
#define all(x) x.begin(), x.end()
typedef long long ll;
const int N = 1e6 + 2;
const int mod = 1e9 + 7;
inline int add(int a, int b) {
a += b;
if (a >= mod) a -= mod;
return a;
}
inline int sub(int a, int b) {
a -= b;
if (a < 0) a += mod;
return a;
}
inline int mul(int a, int b) {
return a * 1ll * b % mod;
}
int H, W, h[3], w[3];
int px[3], py[3];
int ans = 0;
void rec(int i) {
if (i == 3) {
int mx = -1, mn = H + 1;
for (int j = 0; j < 3; ++j) if (px[j] == 0) {
if (py[j] == 0) mx = max(mx, py[j] + h[j]);
if (py[j] + h[j] == H) mn = min(mn, py[j]);
}
if (mn > mx) return;
mx = -1, mn = H + 1;
for (int j = 0; j < 3; ++j) if (px[j] + w[j] == W) {
if (py[j] == 0) mx = max(mx, py[j] + h[j]);
if (py[j] + h[j] == H) mn = min(mn, py[j]);
}
if (mn > mx) return;
mx = -1, mn = W + 1;
for (int j = 0; j < 3; ++j) if (py[j] == 0) {
if (px[j] == 0) mx = max(mx, py[j] + h[j]);
if (px[j] + w[j] == W) mn = min(mn, py[j]);
}
if (mn > mx) return;
mx = -1, mn = W + 1;
for (int j = 0; j < 3; ++j) if (py[j] + h[j] == H) {
if (px[j] == 0) mx = max(mx, px[j] + w[j]);
if (px[j] + w[j] == W) mn = min(mn, px[j]);
}
if (mn > mx) return;
int now = 1;
for (int j = 0; j < 3; ++j) if (px[j] == -1) {
now = mul(now, max((H - h[j] + 1) * 1ll * (W - w[j] + 1) - (4 - 2 * (h[j] == H) - 2 * (w[j] == W)), 0ll));
}
ans = add(ans, now);
return;
}
if (h[i] == H && w[i] == W) {
px[i] = 0, py[i] = 0;
rec(i + 1);
px[i] = -1, py[i] = -1;
rec(i + 1);
}
else if (h[i] == H) {
px[i] = 0, py[i] = 0;
rec(i + 1);
px[i] = W - w[i], py[i] = 0;
rec(i + 1);
px[i] = -1, py[i] = -1;
rec(i + 1);
}
else if (w[i] == W) {
px[i] = 0, py[i] = 0;
rec(i + 1);
px[i] = 0, py[i] = H - h[i];
rec(i + 1);
px[i] = -1, py[i] = -1;
rec(i + 1);
}
else {
px[i] = 0, py[i] = 0;
rec(i + 1);
px[i] = W - w[i], py[i] = 0;
rec(i + 1);
px[i] = 0, py[i] = H - h[i];
rec(i + 1);
px[i] = W - w[i], py[i] = H - h[i];
rec(i + 1);
px[i] = -1, py[i] = -1;
rec(i + 1);
}
}
void solve() {
ans = 0;
cin >> H >> W;
int kek = 0, cnt = 1;
for (int i = 0; i < 3; ++i) {
cin >> h[i] >> w[i];
if (h[i] == H && w[i] == W) {
kek++;
}
else {
cnt = mul(cnt, mul(H - h[i] + 1, W - w[i] + 1));
}
px[i] = -1, py[i] = -1;
}
if (kek > 0) {
cout << cnt << '\n';
return;
}
rec(0);
int hh = 0, ww = 0;
for (int i = 0; i < 3; ++i) {
if (h[i] == H) hh++;
if (w[i] == W) ww++;
}
if (hh == 3) {
for (int i = 0; i < 3; ++i) {
for (int j = 0; j < 3; ++j) {
if (i == j) continue;
for (int k = 0; k < 3; ++k) {
if (k == j || k == i) continue;
if (W <= w[i] + w[j]) continue;
if (W - w[i] - w[j] > w[k]) continue;
ans = add(ans, max(0, min(w[i], W - w[k] - 1)- max((W - w[j] - w[k]), 1) + 1));
}
}
}
}
if (ww == 3) {
for (int i = 0; i < 3; ++i) {
swap(h[i], w[i]);
}
swap(H, W);
for (int i = 0; i < 3; ++i) {
for (int j = 0; j < 3; ++j) {
if (i == j) continue;
for (int k = 0; k < 3; ++k) {
if (k == j || k == i) continue;
if (W <= w[i] + w[j]) continue;
if (W - w[i] - w[j] > w[k]) continue;
ans = add(ans, max(0, min(w[i], W - w[k] - 1)- max((W - w[j] - w[k]), 1) + 1));
}
}
}
}
cout << ans << '\n';
return;
}
int main() {
int T;
cin >> T;
while (T--) solve();
}
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 3640kb
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: 3632kb
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: 1ms
memory: 3580kb
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: 3632kb
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: 18ms
memory: 3552kb
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:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 413046795 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 2 4 989330902 0 0 0 0 0 0 0 0 2 0 0 0 0 0 2 0 4 565615002 0 0 0 0 0 0 0 0 2 0 0 0 0 0 2 0 4 141899102 0 0 0 0 0 0 0 0 2 0 0 0 2 2 2 0 4 718183209 0 0 0 0 0 0 0 0 0 0 0 0 2 2 0 2 4 294467309 0 0 0 0 0 0 0 0 0 0 0 2 2 0 2 2 4 87...
result:
wrong answer 27th numbers differ - expected: '0', found: '2'