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답안 #972701

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
972701 2024-05-01T02:37:43 Z bachhoangxuan 원 고르기 (APIO18_circle_selection) C++17
100 / 100
 2123 ms 69464 KB 
// Judges with GCC >= 12 only needs Ofast
// #pragma GCC optimize("O3,no-stack-protector,fast-math,unroll-loops,tree-vectorize")
// MLE optimization
// #pragma GCC optimize("conserve-stack")
// Old judges
// #pragma GCC target("sse4.2,popcnt,lzcnt,abm,mmx,fma,bmi,bmi2")
// New judges. Test with assert(__builtin_cpu_supports("avx2"));
// #pragma GCC target("avx2,popcnt,lzcnt,abm,bmi,bmi2,fma,tune=native")
// Atcoder
// #pragma GCC target("avx2,popcnt,lzcnt,abm,bmi,bmi2,fma")
/*
#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> ordered_set;
- insert(x),erase(x)
- find_by_order(k): return iterator to the k-th smallest element
- order_of_key(x): the number of elements that are strictly smaller
*/
#include<bits/stdc++.h>
using namespace std;
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
uniform_real_distribution<> pp(0.0,1.0);
#define int long long
#define ld long double
#define pii pair<int,int>
#define piii pair<int,pii>
#define mpp make_pair
#define fi first
#define se second
const long long inf=1e18;
const int mod=998244353;
const int maxn=300005;
const int maxs=655;
const int maxm=200005;
const int maxq=1000005;
const int maxl=25;
const int maxa=1000000;
const int root=3;
int power(int a,int n){
    int res=1;
    while(n){
        if(n&1) res=res*a%mod;
        a=a*a%mod;n>>=1;
    }
    return res;
}
const int iroot=power(3,mod-2);
const int base=101;

int n,x[maxn],y[maxn],r[maxn],res[maxn],B;
map<pii,vector<int>> mp;
set<int> cc;

void build(){
    mp.clear();
    for(int i:cc) mp[{x[i]/B,y[i]/B}].push_back(i);
}

bool intersect(int i,int j){
    return (x[i]-x[j])*(x[i]-x[j])+(y[i]-y[j])*(y[i]-y[j])<=(r[i]+r[j])*(r[i]+r[j]);
}

void solve(){
    cin >> n;
    for(int i=1;i<=n;i++){
        cin >> x[i] >> y[i] >> r[i];
        cc.insert(i);
    }
    vector<int> ord(n);
    iota(ord.begin(),ord.end(),1);
    sort(ord.begin(),ord.end(),[&](int a,int b){
        if(r[a]==r[b]) return a<b;
        return r[a]>r[b];
    });
    for(int i:ord){
        if(res[i]) continue;
        if(!B || r[i]*2<=B){
            B=r[i];
            build();
        }
        for(int X=x[i]/B-2;X<=x[i]/B+2;X++) for(int Y=y[i]/B-2;Y<=y[i]/B+2;Y++){
            auto it=mp.find({X,Y});
            if(it!=mp.end()){
                for(int j:it->se) if(!res[j] && intersect(i,j)){
                    res[j]=i;
                    cc.erase(j);
                }
            }
        }
    }
    for(int i=1;i<=n;i++) cout << res[i] << ' ';
    cout << '\n';
}

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);cout.tie(NULL);
    int test=1;//cin >> test;
    while(test--) solve();
}

Subtask #1
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 6488 KB Output is correct
2 Correct 1 ms 6492 KB Output is correct
3 Correct 1 ms 6492 KB Output is correct
4 Correct 1 ms 6492 KB Output is correct
5 Correct 1 ms 6492 KB Output is correct
6 Correct 1 ms 6492 KB Output is correct
7 Correct 1 ms 6492 KB Output is correct
8 Correct 1 ms 6492 KB Output is correct
9 Correct 1 ms 6492 KB Output is correct
10 Correct 1 ms 6492 KB Output is correct
11 Correct 1 ms 6492 KB Output is correct
12 Correct 1 ms 6492 KB Output is correct
13 Correct 1 ms 6492 KB Output is correct
14 Correct 1 ms 6492 KB Output is correct
15 Correct 1 ms 6492 KB Output is correct
16 Correct 2 ms 6492 KB Output is correct
17 Correct 2 ms 6492 KB Output is correct
18 Correct 2 ms 6492 KB Output is correct
19 Correct 4 ms 7004 KB Output is correct
20 Correct 4 ms 7004 KB Output is correct
21 Correct 4 ms 7004 KB Output is correct
22 Correct 12 ms 7268 KB Output is correct
23 Correct 16 ms 7272 KB Output is correct
24 Correct 12 ms 7484 KB Output is correct
25 Correct 12 ms 7260 KB Output is correct
26 Correct 12 ms 7512 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 192 ms 30100 KB Output is correct
2 Correct 216 ms 30376 KB Output is correct
3 Correct 200 ms 30804 KB Output is correct
4 Correct 204 ms 30408 KB Output is correct
5 Correct 378 ms 32748 KB Output is correct
6 Correct 813 ms 49668 KB Output is correct
7 Correct 418 ms 39116 KB Output is correct
8 Correct 481 ms 41188 KB Output is correct

Subtask #3
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 6492 KB Output is correct
2 Correct 422 ms 24344 KB Output is correct
3 Correct 1836 ms 60940 KB Output is correct
4 Correct 1822 ms 61116 KB Output is correct
5 Correct 1749 ms 54472 KB Output is correct
6 Correct 577 ms 34132 KB Output is correct
7 Correct 232 ms 21328 KB Output is correct
8 Correct 33 ms 9560 KB Output is correct
9 Correct 2123 ms 68168 KB Output is correct
10 Correct 1624 ms 61320 KB Output is correct

Subtask #4
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1391 ms 60956 KB Output is correct
2 Correct 954 ms 68180 KB Output is correct
3 Correct 537 ms 47956 KB Output is correct
4 Correct 998 ms 68588 KB Output is correct
5 Correct 936 ms 68748 KB Output is correct
6 Correct 412 ms 42076 KB Output is correct

Subtask #5
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 6488 KB Output is correct
2 Correct 1 ms 6492 KB Output is correct
3 Correct 1 ms 6492 KB Output is correct
4 Correct 1 ms 6492 KB Output is correct
5 Correct 1 ms 6492 KB Output is correct
6 Correct 1 ms 6492 KB Output is correct
7 Correct 1 ms 6492 KB Output is correct
8 Correct 1 ms 6492 KB Output is correct
9 Correct 1 ms 6492 KB Output is correct
10 Correct 1 ms 6492 KB Output is correct
11 Correct 1 ms 6492 KB Output is correct
12 Correct 1 ms 6492 KB Output is correct
13 Correct 1 ms 6492 KB Output is correct
14 Correct 1 ms 6492 KB Output is correct
15 Correct 1 ms 6492 KB Output is correct
16 Correct 2 ms 6492 KB Output is correct
17 Correct 2 ms 6492 KB Output is correct
18 Correct 2 ms 6492 KB Output is correct
19 Correct 4 ms 7004 KB Output is correct
20 Correct 4 ms 7004 KB Output is correct
21 Correct 4 ms 7004 KB Output is correct
22 Correct 12 ms 7268 KB Output is correct
23 Correct 16 ms 7272 KB Output is correct
24 Correct 12 ms 7484 KB Output is correct
25 Correct 12 ms 7260 KB Output is correct
26 Correct 12 ms 7512 KB Output is correct
27 Correct 7 ms 7260 KB Output is correct
28 Correct 7 ms 7260 KB Output is correct
29 Correct 7 ms 7256 KB Output is correct
30 Correct 28 ms 8344 KB Output is correct
31 Correct 28 ms 8440 KB Output is correct
32 Correct 28 ms 8284 KB Output is correct
33 Correct 62 ms 14196 KB Output is correct
34 Correct 64 ms 14536 KB Output is correct
35 Correct 72 ms 13800 KB Output is correct
36 Correct 367 ms 24380 KB Output is correct
37 Correct 393 ms 24372 KB Output is correct
38 Correct 373 ms 24400 KB Output is correct
39 Correct 287 ms 22992 KB Output is correct
40 Correct 269 ms 23732 KB Output is correct
41 Correct 328 ms 23876 KB Output is correct
42 Correct 214 ms 25740 KB Output is correct
43 Correct 241 ms 26708 KB Output is correct
44 Correct 262 ms 26724 KB Output is correct
45 Correct 266 ms 26704 KB Output is correct
46 Correct 246 ms 26712 KB Output is correct
47 Correct 233 ms 26608 KB Output is correct
48 Correct 237 ms 26700 KB Output is correct
49 Correct 283 ms 26552 KB Output is correct
50 Correct 236 ms 26688 KB Output is correct

Subtask #6
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 6488 KB Output is correct
2 Correct 1 ms 6492 KB Output is correct
3 Correct 1 ms 6492 KB Output is correct
4 Correct 1 ms 6492 KB Output is correct
5 Correct 1 ms 6492 KB Output is correct
6 Correct 1 ms 6492 KB Output is correct
7 Correct 1 ms 6492 KB Output is correct
8 Correct 1 ms 6492 KB Output is correct
9 Correct 1 ms 6492 KB Output is correct
10 Correct 1 ms 6492 KB Output is correct
11 Correct 1 ms 6492 KB Output is correct
12 Correct 1 ms 6492 KB Output is correct
13 Correct 1 ms 6492 KB Output is correct
14 Correct 1 ms 6492 KB Output is correct
15 Correct 1 ms 6492 KB Output is correct
16 Correct 2 ms 6492 KB Output is correct
17 Correct 2 ms 6492 KB Output is correct
18 Correct 2 ms 6492 KB Output is correct
19 Correct 4 ms 7004 KB Output is correct
20 Correct 4 ms 7004 KB Output is correct
21 Correct 4 ms 7004 KB Output is correct
22 Correct 12 ms 7268 KB Output is correct
23 Correct 16 ms 7272 KB Output is correct
24 Correct 12 ms 7484 KB Output is correct
25 Correct 12 ms 7260 KB Output is correct
26 Correct 12 ms 7512 KB Output is correct
27 Correct 192 ms 30100 KB Output is correct
28 Correct 216 ms 30376 KB Output is correct
29 Correct 200 ms 30804 KB Output is correct
30 Correct 204 ms 30408 KB Output is correct
31 Correct 378 ms 32748 KB Output is correct
32 Correct 813 ms 49668 KB Output is correct
33 Correct 418 ms 39116 KB Output is correct
34 Correct 481 ms 41188 KB Output is correct
35 Correct 1 ms 6492 KB Output is correct
36 Correct 422 ms 24344 KB Output is correct
37 Correct 1836 ms 60940 KB Output is correct
38 Correct 1822 ms 61116 KB Output is correct
39 Correct 1749 ms 54472 KB Output is correct
40 Correct 577 ms 34132 KB Output is correct
41 Correct 232 ms 21328 KB Output is correct
42 Correct 33 ms 9560 KB Output is correct
43 Correct 2123 ms 68168 KB Output is correct
44 Correct 1624 ms 61320 KB Output is correct
45 Correct 1391 ms 60956 KB Output is correct
46 Correct 954 ms 68180 KB Output is correct
47 Correct 537 ms 47956 KB Output is correct
48 Correct 998 ms 68588 KB Output is correct
49 Correct 936 ms 68748 KB Output is correct
50 Correct 412 ms 42076 KB Output is correct
51 Correct 7 ms 7260 KB Output is correct
52 Correct 7 ms 7260 KB Output is correct
53 Correct 7 ms 7256 KB Output is correct
54 Correct 28 ms 8344 KB Output is correct
55 Correct 28 ms 8440 KB Output is correct
56 Correct 28 ms 8284 KB Output is correct
57 Correct 62 ms 14196 KB Output is correct
58 Correct 64 ms 14536 KB Output is correct
59 Correct 72 ms 13800 KB Output is correct
60 Correct 367 ms 24380 KB Output is correct
61 Correct 393 ms 24372 KB Output is correct
62 Correct 373 ms 24400 KB Output is correct
63 Correct 287 ms 22992 KB Output is correct
64 Correct 269 ms 23732 KB Output is correct
65 Correct 328 ms 23876 KB Output is correct
66 Correct 214 ms 25740 KB Output is correct
67 Correct 241 ms 26708 KB Output is correct
68 Correct 262 ms 26724 KB Output is correct
69 Correct 266 ms 26704 KB Output is correct
70 Correct 246 ms 26712 KB Output is correct
71 Correct 233 ms 26608 KB Output is correct
72 Correct 237 ms 26700 KB Output is correct
73 Correct 283 ms 26552 KB Output is correct
74 Correct 236 ms 26688 KB Output is correct
75 Correct 247 ms 38804 KB Output is correct
76 Correct 239 ms 37948 KB Output is correct
77 Correct 211 ms 39592 KB Output is correct
78 Correct 218 ms 39872 KB Output is correct
79 Correct 346 ms 38736 KB Output is correct
80 Correct 204 ms 39340 KB Output is correct
81 Correct 1914 ms 69200 KB Output is correct
82 Correct 1821 ms 68964 KB Output is correct
83 Correct 1748 ms 68772 KB Output is correct
84 Correct 2045 ms 69464 KB Output is correct
85 Correct 1879 ms 68892 KB Output is correct
86 Correct 1807 ms 68928 KB Output is correct
87 Correct 2122 ms 68892 KB Output is correct
88 Correct 1321 ms 59892 KB Output is correct
89 Correct 1283 ms 59672 KB Output is correct
90 Correct 1372 ms 59676 KB Output is correct
91 Correct 1356 ms 59692 KB Output is correct
92 Correct 1345 ms 59644 KB Output is correct
93 Correct 1221 ms 67876 KB Output is correct
94 Correct 1381 ms 68180 KB Output is correct
95 Correct 1249 ms 67956 KB Output is correct
96 Correct 1365 ms 67872 KB Output is correct
97 Correct 1774 ms 67804 KB Output is correct
98 Correct 939 ms 56584 KB Output is correct
99 Correct 1440 ms 68040 KB Output is correct
100 Correct 1109 ms 68004 KB Output is correct
101 Correct 1228 ms 61384 KB Output is correct
102 Correct 1321 ms 67444 KB Output is correct
103 Correct 1802 ms 67492 KB Output is correct
104 Correct 1334 ms 67844 KB Output is correct
105 Correct 1094 ms 65544 KB Output is correct
106 Correct 927 ms 66640 KB Output is correct
107 Correct 993 ms 66896 KB Output is correct
108 Correct 924 ms 66640 KB Output is correct
109 Correct 1002 ms 66640 KB Output is correct
110 Correct 965 ms 66660 KB Output is correct
111 Correct 942 ms 66820 KB Output is correct
112 Correct 926 ms 66612 KB Output is correct
113 Correct 965 ms 66900 KB Output is correct
114 Correct 939 ms 66836 KB Output is correct
115 Correct 941 ms 66768 KB Output is correct
116 Correct 880 ms 66616 KB Output is correct