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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
#103389#523. 部落战争zaneyu#40 4ms3760kbC++204.0kb2023-05-05 17:01:222024-05-26 02:50:50

Judging History

你现在查看的是最新测评结果

  • [2024-05-26 02:50:50]
  • 评测
  • 测评结果:40
  • 用时:4ms
  • 内存:3760kb
  • [2023-08-10 23:21:45]
  • System Update: QOJ starts to keep a history of the judgings of all the submissions.
  • [2023-05-05 17:01:22]
  • 提交

answer

/*input
4 4 3
0 0
1 0
0 1
1 1
-1 0
0 3
0 2
0 -1
0 0
2 3
0 -1

*/
#include<bits/stdc++.h>
using namespace std;
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
typedef tree<int,null_type,less<int>,rb_tree_tag,tree_order_statistics_node_update> indexed_set;
//#pragma GCC target("avx2")
//order_of_key #of elements less than x
// find_by_order kth element
using ll=long long;
using ld=long double;
using pii=pair<int,int>;
#define f first
#define s second
#define pb push_back
#define REP(i,n) for(int i=0;i<n;i++)
#define REP1(i,n) for(int i=1;i<=n;i++)
#define FILL(n,x) memset(n,x,sizeof(n))
#define ALL(_a) _a.begin(),_a.end()
#define sz(x) (int)x.size()
#define SORT_UNIQUE(c) (sort(c.begin(),c.end()),c.resize(distance(c.begin(),unique(c.begin(),c.end()))))
const ll maxn=1e3+5;
const ll maxlg=__lg(maxn)+2;
const ll INF64=4e18;
const int INF=0x3f3f3f3f;
const int MOD=1e9+7;
const ld PI=acos(-1);
const ld eps=1e-4;
#define lowb(x) x&(-x)
#define MNTO(x,y) x=min(x,(__typeof__(x))y)
#define MXTO(x,y) x=max(x,(__typeof__(x))y)
template<typename T1,typename T2>
ostream& operator<<(ostream& out,pair<T1,T2> P){
    out<<P.f<<' '<<P.s;
    return out;
}
template<typename T>
ostream& operator<<(ostream& out,vector<T> V){
    REP(i,sz(V)) out<<V[i]<<((i!=sz(V)-1)?" ":"");
    return out;
}
ll mult(ll a,ll b){
    return a*b%MOD;
}
ll mypow(ll a,ll b){
    a%=MOD;
    if(a==0) return 0;
    if(b<=0) return 1;
    ll res=1LL;  
    while(b){
        if(b&1) res=(res*a)%MOD;
        a=(a*a)%MOD;
        b>>=1;
    }
    return res;
}
struct P{
    ll x,y;
    P(ll x=0,ll y=0):x(x),y(y){}
    void read(){
        cin>>x>>y;
    }
    ll operator *(const P &b) const{
        return (ll)x*b.y-(ll)y*b.x;
    }
    P operator -(const P &b) const{
        return P{x-b.x,y-b.y};
    }
    void operator -=(const P&b){
        x-=b.x,y-=b.y;
    }
    ll triangle(const P&b,const P&c) const{
        return (b-*this)*(c-*this);
    }
    int ori(const P&a,const P&b) const{
        P z=*this;
        ll x=(a-z)*(b-z);
        if(x<0) return -1;
        if(x>0) return 1;
        return 0;
    }
    bool operator < (const P&b) const{
        return make_pair(x,y)<make_pair(b.x,b.y);
    }
};
ll dot(P a,P b){
    return a.x*b.x+a.y*b.y;
}
vector<P> hull(vector<P> &arr){
    sort(ALL(arr));
    int n=sz(arr);
    vector<P> v;
    REP(j,2){
        const int S=sz(v)+2;
        for(int i=0;i<n;i++){
            //if remove collinear points change to >=0
            while(sz(v)>=S and v[sz(v)-2].triangle(v[sz(v)-1],arr[i])>=0){
                v.pop_back();
            }
            v.push_back(arr[i]);
        }
        v.pop_back();
        reverse(ALL(arr));
    }
    return v; 
}
bool inter(P p1,P p2,P p3,P p4){
    if((p2-p1)*(p4-p3)==0){
        //parallel
        if((p2-p1)*(p3-p1)!=0){
            return false;
        }
        REP(i,2){
            if(max(p1.x,p2.x)<min(p3.x,p4.x) or max(p1.y,p2.y)<min(p3.y,p4.y)){
                return false;
            }
            swap(p1,p3),swap(p2,p4);
        }
        return true;
    }
    REP(i,2){
        int a=p1.ori(p2,p3),b=p1.ori(p2,p4);
        if(a==b){
            return false;
        }
        swap(p1,p3);
        swap(p2,p4);
    }
    return true;
}
int main(){
    ios::sync_with_stdio(false),cin.tie(0);
    int n,m,q;
    cin>>n>>m>>q;
    vector<P> a(n),b(m);
    REP(i,n) a[i].read();
    REP(i,m) b[i].read();
    a=hull(a),b=hull(b);
    n=sz(a),m=sz(b);
    while(q--){
        int dx,dy;
        cin>>dx>>dy;
        bool hv=0;
        for(auto &x:b) x.x+=dx,x.y+=dy;
        REP(i,n){
            REP(j,m){
                if(inter(a[i],a[(i+1)%n],b[j],b[(j+1)%m])){
                    hv=1;
                    break;
                }
            }
            if(hv) break;
        }
        for(auto &x:b) x.x-=dx,x.y-=dy;
        cout<<hv<<'\n';
    }
}

详细

Test #1:

score: 10
Accepted
time: 0ms
memory: 3600kb

input:

5 5 500
6407435 3293303
7667584 -28726709
12981947 3232993
-4728920 -20310419
11417244 -21375059
-9897535 1003568
11250465 -455741
-212338 27421583
-8617310 23838234
1170809 22010017
9475604 -55467994
-4050339 3741774
-837777 3712301
21965125 2292518
15461481 -52915993
6607803 -55284619
4978498 3464...

output:

1
0
1
1
1
1
0
1
0
1
1
0
1
0
0
0
1
1
1
1
1
0
1
0
1
0
0
0
1
1
1
0
0
0
0
1
0
1
1
1
1
0
1
1
1
1
1
0
0
1
1
1
0
0
1
0
1
0
0
0
1
0
1
0
0
1
0
0
1
1
1
0
0
0
0
1
0
0
0
1
1
0
1
1
1
1
0
0
1
0
1
1
0
1
1
0
1
0
0
0
0
0
0
1
1
1
1
0
1
1
1
0
1
1
0
1
0
0
1
0
0
1
1
0
1
1
1
1
1
1
0
1
0
0
1
0
1
0
0
1
0
0
1
1
1
1
0
1
0
1
...

result:

ok 500 lines

Test #2:

score: 10
Accepted
time: 1ms
memory: 3600kb

input:

5 5 500
-27523822 3903432
-8164905 12245974
-12788492 -18439238
-9257256 12571383
-7088899 -13518632
8395941 908038
3503624 10427724
-14313118 13946163
-8810192 15122696
-23606580 1742581
-2846782 -33320015
10422149 -23265478
-28254784 -10728385
-25177201 8093012
-7071570 -16767903
-24720747 8309611...

output:

0
0
0
1
1
1
1
0
1
1
1
1
1
1
0
0
1
1
0
1
1
1
1
0
0
1
1
1
1
1
1
1
1
0
0
0
1
0
0
1
0
1
0
0
0
0
1
1
0
0
1
0
1
1
0
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
0
1
1
0
1
0
1
0
0
1
1
1
1
1
1
1
0
0
1
1
0
0
0
1
1
1
0
1
0
1
1
0
1
0
1
0
0
1
1
1
1
0
0
0
0
1
0
0
0
1
1
1
1
1
0
1
0
1
0
1
1
0
0
1
0
1
0
1
0
1
1
0
0
0
1
...

result:

ok 500 lines

Test #3:

score: 10
Accepted
time: 4ms
memory: 3532kb

input:

50 50 500
4254966 4514473
-10243311 29338943
-11714256 28967870
-3638225 -329846
-11636788 -126679
-5182905 -625577
6032976 21796923
-13140961 28452003
1041973 27162958
-2756343 -84802
-7820141 29623403
-1439665 28473013
-2457947 28853419
-7990305 29616231
-7601697 29629812
-14884269 1278440
-998615...

output:

1
0
0
1
1
1
0
1
1
1
1
0
1
1
0
0
1
1
1
1
1
1
1
1
1
1
0
1
0
0
1
1
0
0
1
0
0
1
1
1
0
1
0
1
1
0
0
1
0
1
1
0
0
0
0
0
0
1
0
1
1
1
1
1
0
1
1
1
0
1
0
1
0
1
1
1
1
1
0
1
1
0
0
0
1
0
0
0
0
0
0
1
0
1
0
1
1
0
0
1
0
1
1
1
0
1
0
1
1
0
0
1
1
0
1
1
0
1
0
1
1
0
1
1
0
0
1
1
0
1
0
0
0
1
1
0
0
0
1
1
0
0
0
0
1
1
0
0
0
1
...

result:

ok 500 lines

Test #4:

score: 10
Accepted
time: 2ms
memory: 3760kb

input:

50 50 500
9401701 -3609043
2012208 -1102882
-1811540 -26010495
-5041437 -3110073
10286335 -4329717
12578870 -20602424
10667571 -4684127
12022858 -6227670
6703376 -2076756
-3916528 -2467881
-8883942 -6948248
4710266 -26206538
8123463 -24867007
5052685 -26121576
-4028108 -2524942
-1941055 -1669813
319...

output:

1
0
1
0
0
1
1
0
1
0
1
0
1
0
0
1
0
1
1
0
1
1
0
0
0
1
1
1
1
1
1
0
1
0
0
1
1
0
1
1
0
0
1
0
0
0
0
0
1
0
1
0
0
0
0
0
1
0
1
1
0
0
0
0
1
0
0
0
0
0
0
0
0
1
1
0
0
1
0
1
0
1
1
1
1
0
1
0
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
0
0
1
1
0
1
0
1
0
0
0
0
1
0
0
0
1
0
0
1
0
1
1
1
1
1
0
1
0
1
0
0
0
1
0
0
1
0
0
1
0
0
1
1
0
0
1
...

result:

ok 500 lines

Test #5:

score: 0
Time Limit Exceeded

input:

10000 10000 500
1666056 -27430003
-4367330 9570472
18716225 -12240967
-1787485 -27373792
-15436704 1726451
5020083 -26867542
-2574044 -27271537
-11443050 6074066
-4820607 -26789265
15100955 2873536
-9623440 7349040
976214 10130141
-9144842 7634171
6079703 9216512
15077673 -20242861
16905511 69303
13...

output:


result:


Test #6:

score: 0
Time Limit Exceeded

input:

10000 10000 500
9282217 -4781364
1501964 25031109
-3834648 -5391055
8360673 -5218666
-7317209 -3446949
-10874263 199999
-3638519 23977553
-10806642 104184
9180387 23342430
8585209 23627902
-742433 24790641
2593801 -6522640
-13108369 4871264
-3278720 24111737
-1204794 24700179
2670075 25028975
145219...

output:


result:


Test #7:

score: 0
Time Limit Exceeded

input:

10000 10000 500
18739956 22581499
226899 20847190
4459986 -8474225
19625260 22085584
17107612 -8505721
1592846 21819795
4911498 -8647734
754040 -6425195
11298530 -9694797
8002434 -9467273
15632721 -9011669
19047199 -7595729
26034505 15249508
1304680 21631076
16199900 -8834823
20427260 -6752268
-5838...

output:


result:


Test #8:

score: 0
Time Limit Exceeded

input:

100000 100000 100000
24235601 -13951926
-10355885 -24094242
-5635989 -27027698
12252374 12885344
6137155 -28841530
15967851 10799403
9725989 13814468
-7061607 12038424
-9834599 -24505790
11646839 -27414386
-2187954 -28266157
-18126630 -3597220
3069276 14729493
-199316 14425458
11896146 -27311875
-12...

output:


result:


Test #9:

score: 0
Time Limit Exceeded

input:

100000 100000 100000
8354421 -26671439
8956353 6194768
18000019 5113843
-731040 989961
20842988 3589967
1941343 -23926046
17724523 5225919
26327648 -18097349
26513711 -2848520
19914037 -24750782
19992615 -24705163
-3889910 -4001319
26006870 -1907798
11797680 6399489
3081377 -24663720
14262223 -26766...

output:


result:


Test #10:

score: 0
Time Limit Exceeded

input:

100000 100000 100000
-17714771 -18844934
13960381 -21362034
-13107507 -24716099
-5216508 -28653304
-6830004 7079906
-7371497 6895381
15737377 -2830941
-16200790 -21359312
-17628244 -19016144
8224158 -26586063
-732489 7976996
13458776 -22030283
-5650557 -28549478
16498589 -4770663
4862335 -28120485
8...

output:


result: