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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
#393433#7785. Three Rectanglesnathan4690WA 1ms3892kbC++175.8kb2024-04-18 16:33:112024-04-18 16:33:11

Judging History

你现在查看的是最新测评结果

  • [2024-04-18 16:33:11]
  • 评测
  • 测评结果:WA
  • 用时:1ms
  • 内存:3892kb
  • [2024-04-18 16:33:11]
  • 提交

answer

#include <bits/stdc++.h>
#define ll long long
#define el cout << '\n'
#define f1(i,n) for(ll i=1;i<=n;i++)
#define __file_name ""
using namespace std;
const ll maxn = 1e6+5, inf=1e18, mod = 1e9+7;

ll t,h,w;

struct Rect{
    ll ux, dx, uy, dy;
    Rect(){}
    Rect(ll v1, ll v2, ll v3, ll v4) {
        dx = v1;
        dy = v2; ux = v3; uy = v4;
    }
};

Rect make_rect(ll cx, ll cy, ll width, ll height){
    ll c2x = width + cx - 1, c2y = height + cy - 1;
    if(c2x > h){
        c2x -= width-1;
        cx -= width-1;
    }
    if(c2y > w){
        c2y -= height-1;
        cy -= height-1;
    }
    // cout << cx << ' ' << cy << ' ' << c2x << ' ' << c2y << ' ' << width << ' ' << height;el;
    return Rect(cx, cy, c2x, c2y);
}

bool inRect(pair<ll,ll> ptr, Rect x){
    return (x.dx <= ptr.first && ptr.first <= x.ux && x.dy <= ptr.second && ptr.second <= x.uy);
}

ll powmod(ll base, ll exp){
    if(exp == 0) return 1ll;
    if(exp == 1) return base % mod;
    ll v = powmod(base, exp/2);
    if(exp % 2) return ((v*v) % mod * base) % mod;
    else return (v*v) % mod;
}

pair<ll,ll> di[10];
ll chw, ch,cw;

void solve1(){
    // co hxw
    sort(di+1,di+4);
    ll cnt1 = (h - di[1].first + 1) * (w - di[1].second + 1);
    ll cnt2 = (h - di[2].first + 1) * (w - di[2].second + 1);
    cnt1 %= mod;
    cnt2 %= mod;
    cout << (cnt1 * cnt2) % mod;el;
}

void solve2(){
    // co h
    sort(di+1, di+4);
    ll res = 0,ext=0;
    if(di[1].first == h){
        /*
        ll cnt = (h - di[1].first + 1) * (w - di[1].second + 1);
        f1(i,3){
            ll cnt = max(0ll,h - di[i].first + 1) * max(0ll, w - di[i].second - 1); cnt %= mod;
            res += cnt;
        }
        if(h == 1) res += 6;
        else{
            res += 6;
        }
        */
        f1(i,3) f1(j,3){
            if(i == j) continue;
            ll k = 6 - i - j;
            if(di[i].second + di[j].second >= w){
                ext += 2;
                res += max(0ll,h - di[k].first + 1) * max(0ll, w - di[k].second - 1);
            }else{
                if(di[i].second + di[j].second + di[k].second < w) continue;
                ll lb = max(w-di[i].second, di[k].second),ub = min(w, di[j].second + di[k].second);
                if(lb == di[k].second) {res--;ext++;}
                if(ub == w) {res--;ext++;}
                res += ub - lb + 1;
            }
        }
        // cout << ' ' << ext;el;
        res += ext/2;
        res %= mod;
    }else{
        ll cnt = (h - di[1].first + 1) * (w - di[1].second + 1);
        res = 2*cnt % mod;
        if(di[2].second + di[3].second < w) res = 0;
    }
    // cnt %= mod;
    cout << res%mod;el;
}

bool cmp1(pair<ll,ll> x, pair<ll,ll> y){
    return x.second < y.second;
}

void solve3(){
    // co w
    sort(di+1, di+4, cmp1);
    ll res = 0,ext=0;
    if(cw == 2){
        ll cnt = (h - di[1].first + 1) * (w - di[1].second + 1);
        cnt %= mod;
        if(di[2].first + di[3].first < h) cnt = 0;
        cout << (2*cnt)%mod;el;
    }else{
        /*
        f1(i,3){
            ll cnt = max(0ll,h - di[i].first - 1) * max(0ll, w - di[i].second + 1); cnt %= mod;
            res += cnt;
        }
        if(w == 1) res += 1;
        else{
            res += 6;
        }
        */
        f1(i,3) f1(j,3){
            if(i == j) continue;
            ll k = 6 - i - j;
            if(di[i].first + di[j].first >= h){
                ext += 2;
                res += max(0ll,h - di[i].first - 1) * max(0ll, w - di[i].second + 1);
            }else{
                if(di[i].first + di[j].first + di[k].first < h) continue;
                ll lb = max(h-di[i].first, di[k].first),ub = min(h, di[j].first + di[k].first);
                if(lb == di[k].first) {
                    res--;ext++;
                }
                if(ub == h) {res--;ext++;}
                res += ub - lb + 1;
                // cout << ub << ' ' << lb;el;
            }
        }
        res += ext/2;
        res %= mod;
        cout << res;el;
    }
}

void solve4(){
    ll ans = 0;
    Rect r1,r2,r3;
    vector<vector<ll>> all = {{0,0}, {1,1}, {1,w},{h,1}, {h,w}};
    f1(i,4) f1(j,4) f1(k,4){
        // if(i == j || j == k || i == k) continue;
        r1 = make_rect(all[i][0], all[i][1],di[1].first ,di[1].second);
        r2 = make_rect(all[j][0], all[j][1],di[2].first ,di[2].second);
        r3 = make_rect(all[k][0], all[k][1],di[3].first ,di[3].second);
        bool flag = true;
        f1(l,4){
            pair<ll,ll> pp = make_pair(all[l][0], all[l][1]);
            flag &= (inRect(pp, r1) || inRect(pp,r2) || inRect(pp,r3));
        }
        if(flag) {
            // cout << i << ' ' << j << ' ' << k;el;
            ans++;
        }
    }
    if(ch == 1) ans /= 2;
    if(cw == 1) ans /= 2;
    cout << ans;el;
}

int main(){
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);

    if(fopen(__file_name ".inp", "r")){
        freopen(__file_name ".inp","r",stdin);
        freopen(__file_name ".out","w",stdout);
    }
    // code here
    cin >> t;
    f1(_,t){
        cin >> h >> w;
        chw = 0; ch = 0; cw = 0;
        f1(i,3) {
            cin >> di[i].first >> di[i].second;
            if(di[i].first == h){
                ch++;
                if(di[i].second == w) chw++;
            }
            cw += (di[i].second == w);
        }
        if(_ > 15){
            cout << h << ' ' << w;el;
            f1(i,3) cout << di[i].first << ' ' << di[i].second << '\n';
        }
        if(chw){
            solve1();
        }else if(ch >= 2) solve2();
        else if(cw >= 2) solve3();
        else solve4();
    }
    return 0;
}

/*
Code by: Nguyen Viet Trung Nhan
Cau Giay Secondary School
*/

詳細信息

Test #1:

score: 100
Accepted
time: 0ms
memory: 3656kb

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: 3892kb

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: 3592kb

input:

1
1000000000 1000000000
1 1
1 1
1000000000 1000000000

output:

2401

result:

ok 1 number(s): "2401"

Test #4:

score: -100
Wrong Answer
time: 1ms
memory: 3656kb

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
999999999 111111111
777777777 111111111
111111111 111111111
222222222 111111111
444444438
999999999 111111111
888888888 111111111
222222222 111111111
111111111 111111111
111111095
111111111 999999999
111111111 222222222
111111111 111111111
111111111 9999...

result:

wrong answer 16th numbers differ - expected: '222222208', found: '999999999'