답안 #951557

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
951557	2024-03-22T06:20:55 Z	Darren0724	Reconstruction Project (JOI22_reconstruction)	C++17	7 / 100	5000 ms	8216 KB

reconstruction

#include <bits/stdc++.h>
using namespace std;
#define LCBorz ios_base::sync_with_stdio(false); cin.tie(0);
#define ll long long 
#define all(x) x.begin(), x.end()
#define endl '\n'
const int N=505;
const int M=1000005;
const ll INF=1e18;
struct DSU{
    vector<int> pa,sz;
    DSU(int n){
        pa.resize(n);
        sz.resize(n,1);
        iota(all(pa),0);
    }
    int Find(int k){
        return (k==pa[k]?k:pa[k]=Find(pa[k]));
    }
    void onion(int a,int b){
        a=Find(a),b=Find(b);
        if(a==b)return;
        if(sz[a]>sz[b]){
            swap(a,b);
        }
        pa[a]=b;
        sz[b]+=sz[a];
    }
    int same(int a,int b){
        return Find(a)==Find(b);
    }
};  
int32_t main() {
    LCBorz;
    int n,m;cin>>n>>m;
    vector<array<int,3>> v(m);
    for(int i=0;i<m;i++){
        cin>>v[i][1]>>v[i][2]>>v[i][0];
    }
    sort(all(v));
    int ptr=0;
    int q;cin>>q;
    for(int q1=0;q1<q;q1++){
        int x;cin>>x;
        while(ptr<m&&v[ptr][0]<=x){
            ptr++;
        }
        DSU dsu(n+1);
        ll ans=0;
        int l=ptr-1,r=ptr;
        while(l>=0&&r<m){
            if(abs(x-v[l][0])<abs(x-v[r][0])){
                if(!dsu.same(v[l][1],v[l][2])){
                    dsu.onion(v[l][1],v[l][2]);
                    ans+=abs(x-v[l][0]);
                }
                l--;
            }
            else{
                if(!dsu.same(v[r][1],v[r][2])){
                    dsu.onion(v[r][1],v[r][2]);
                    ans+=abs(x-v[r][0]);
                }
                r++;
            }   
        }
        while(l>=0){
            if(!dsu.same(v[l][1],v[l][2])){
                dsu.onion(v[l][1],v[l][2]);
                ans+=abs(x-v[l][0]);
            }
            l--;
        }
        while(r<m){
            if(!dsu.same(v[r][1],v[r][2])){
                dsu.onion(v[r][1],v[r][2]);
                ans+=abs(x-v[r][0]);
            }
            r++;
        }
        cout<<ans<<endl;
    }   


    
    return 0;
}

Subtask #1
3.0 / 3.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct

Subtask #2
4.0 / 4.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	600 KB	Output is correct
20	Correct	31 ms	1624 KB	Output is correct
21	Correct	32 ms	1628 KB	Output is correct
22	Correct	32 ms	1624 KB	Output is correct
23	Correct	31 ms	1624 KB	Output is correct
24	Correct	32 ms	1624 KB	Output is correct
25	Correct	30 ms	1628 KB	Output is correct
26	Correct	33 ms	1628 KB	Output is correct
27	Correct	35 ms	1628 KB	Output is correct
28	Correct	33 ms	1624 KB	Output is correct
29	Correct	34 ms	1624 KB	Output is correct
30	Correct	32 ms	1632 KB	Output is correct
31	Correct	34 ms	1624 KB	Output is correct
32	Correct	32 ms	1628 KB	Output is correct
33	Correct	37 ms	1624 KB	Output is correct
34	Correct	37 ms	1624 KB	Output is correct
35	Correct	35 ms	1628 KB	Output is correct

Subtask #3
0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	0 ms	344 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Execution timed out	5079 ms	1892 KB	Time limit exceeded
5	Halted	0 ms	0 KB	-

Subtask #4
0 / 28.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	344 KB	Output is correct
20	Execution timed out	5068 ms	8216 KB	Time limit exceeded
21	Halted	0 ms	0 KB	-

Subtask #5
0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	600 KB	Output is correct
20	Correct	31 ms	1624 KB	Output is correct
21	Correct	32 ms	1628 KB	Output is correct
22	Correct	32 ms	1624 KB	Output is correct
23	Correct	31 ms	1624 KB	Output is correct
24	Correct	32 ms	1624 KB	Output is correct
25	Correct	30 ms	1628 KB	Output is correct
26	Correct	33 ms	1628 KB	Output is correct
27	Correct	35 ms	1628 KB	Output is correct
28	Correct	33 ms	1624 KB	Output is correct
29	Correct	34 ms	1624 KB	Output is correct
30	Correct	32 ms	1632 KB	Output is correct
31	Correct	34 ms	1624 KB	Output is correct
32	Correct	32 ms	1628 KB	Output is correct
33	Correct	37 ms	1624 KB	Output is correct
34	Correct	37 ms	1624 KB	Output is correct
35	Correct	35 ms	1628 KB	Output is correct
36	Execution timed out	5039 ms	1956 KB	Time limit exceeded
37	Halted	0 ms	0 KB	-

Subtask #6
0 / 23.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	1 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	600 KB	Output is correct
20	Correct	31 ms	1624 KB	Output is correct
21	Correct	32 ms	1628 KB	Output is correct
22	Correct	32 ms	1624 KB	Output is correct
23	Correct	31 ms	1624 KB	Output is correct
24	Correct	32 ms	1624 KB	Output is correct
25	Correct	30 ms	1628 KB	Output is correct
26	Correct	33 ms	1628 KB	Output is correct
27	Correct	35 ms	1628 KB	Output is correct
28	Correct	33 ms	1624 KB	Output is correct
29	Correct	34 ms	1624 KB	Output is correct
30	Correct	32 ms	1632 KB	Output is correct
31	Correct	34 ms	1624 KB	Output is correct
32	Correct	32 ms	1628 KB	Output is correct
33	Correct	37 ms	1624 KB	Output is correct
34	Correct	37 ms	1624 KB	Output is correct
35	Correct	35 ms	1628 KB	Output is correct
36	Correct	1 ms	348 KB	Output is correct
37	Correct	0 ms	344 KB	Output is correct
38	Correct	0 ms	348 KB	Output is correct
39	Execution timed out	5079 ms	1892 KB	Time limit exceeded
40	Halted	0 ms	0 KB	-

답안 #951557

Compilation message

Subtask #1 3.0 / 3.0

Subtask #2 4.0 / 4.0

Subtask #3 0 / 7.0

Subtask #4 0 / 28.0

Subtask #5 0 / 35.0

Subtask #6 0 / 23.0

Subtask #1
3.0 / 3.0

Subtask #2
4.0 / 4.0

Subtask #3
0 / 7.0

Subtask #4
0 / 28.0

Subtask #5
0 / 35.0

Subtask #6
0 / 23.0