답안 #854286

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
854286	2023-09-26T15:45:47 Z	errorgorn	Security Guard (JOI23_guard)	C++17	50 / 100	130 ms	19100 KB

guard

#include <bits/stdc++.h>
using namespace std;

#define int long long
#define ll long long
#define ii pair<ll,ll>
#define iii pair<ii,ll>
#define fi first
#define se second
#define endl '\n'
#define debug(x) cout << #x << ": " << x << endl

#define pub push_back
#define pob pop_back
#define puf push_front
#define pof pop_front
#define lb lower_bound
#define ub upper_bound

#define rep(x,start,end) for(int x=(start)-((start)>(end));x!=(end)-((start)>(end));((start)<(end)?x++:x--))
#define all(x) (x).begin(),(x).end()
#define sz(x) (int)(x).size()

mt19937 rng(chrono::system_clock::now().time_since_epoch().count());

int n,m,k;
int arr[200005];
vector<ii> edges;
int p[200005];

int par(int i){
	if (p[i]==i) return i;
	else return p[i]=par(p[i]);
}

signed main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	cin.exceptions(ios::badbit | ios::failbit);
	
	cin>>n>>m>>k;
	rep(x,1,n+1) cin>>arr[x];
	
	int ans=*max_element(arr+1,arr+n+1)-accumulate(arr+1,arr+n+1,0LL);
	
	rep(x,0,m){
		int a,b; cin>>a>>b;
		edges.pub({a,b});
	}
	
	sort(all(edges),[](ii i,ii j){
		return arr[i.fi]+arr[i.se]<arr[j.fi]+arr[j.se];
	});
	
	rep(x,1,n+1) p[x]=x;
	for (auto [a,b]:edges){
		int val=arr[a]+arr[b];
		a=par(a),b=par(b);
		if (a==b) continue;
		ans+=val;
		p[a]=b;
	}
	
	cout<<ans<<endl;

}

Subtask #1

12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	37 ms	7620 KB	Output is correct
3	Correct	37 ms	9424 KB	Output is correct
4	Correct	39 ms	8644 KB	Output is correct
5	Correct	40 ms	8924 KB	Output is correct
6	Correct	40 ms	8912 KB	Output is correct
7	Correct	40 ms	7880 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct

Subtask #2

13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	37 ms	7620 KB	Output is correct
3	Correct	37 ms	9424 KB	Output is correct
4	Correct	39 ms	8644 KB	Output is correct
5	Correct	40 ms	8924 KB	Output is correct
6	Correct	40 ms	8912 KB	Output is correct
7	Correct	40 ms	7880 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2392 KB	Output is correct
10	Correct	61 ms	8908 KB	Output is correct
11	Correct	46 ms	9416 KB	Output is correct
12	Correct	43 ms	8904 KB	Output is correct
13	Correct	47 ms	8908 KB	Output is correct
14	Correct	60 ms	8136 KB	Output is correct
15	Correct	62 ms	9160 KB	Output is correct
16	Correct	59 ms	8396 KB	Output is correct
17	Correct	61 ms	9168 KB	Output is correct

Subtask #3

12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	37 ms	7620 KB	Output is correct
3	Correct	37 ms	9424 KB	Output is correct
4	Correct	39 ms	8644 KB	Output is correct
5	Correct	40 ms	8924 KB	Output is correct
6	Correct	40 ms	8912 KB	Output is correct
7	Correct	40 ms	7880 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2392 KB	Output is correct
10	Correct	61 ms	8908 KB	Output is correct
11	Correct	46 ms	9416 KB	Output is correct
12	Correct	43 ms	8904 KB	Output is correct
13	Correct	47 ms	8908 KB	Output is correct
14	Correct	60 ms	8136 KB	Output is correct
15	Correct	62 ms	9160 KB	Output is correct
16	Correct	59 ms	8396 KB	Output is correct
17	Correct	61 ms	9168 KB	Output is correct
18	Correct	1 ms	2392 KB	Output is correct
19	Correct	68 ms	8136 KB	Output is correct
20	Correct	65 ms	8392 KB	Output is correct
21	Correct	67 ms	7884 KB	Output is correct
22	Correct	66 ms	9416 KB	Output is correct
23	Correct	65 ms	9412 KB	Output is correct
24	Correct	67 ms	9416 KB	Output is correct
25	Correct	64 ms	8136 KB	Output is correct
26	Correct	63 ms	8392 KB	Output is correct
27	Correct	61 ms	8392 KB	Output is correct
28	Correct	64 ms	9160 KB	Output is correct
29	Correct	66 ms	9428 KB	Output is correct
30	Correct	62 ms	8916 KB	Output is correct
31	Correct	66 ms	8988 KB	Output is correct
32	Correct	69 ms	8580 KB	Output is correct
33	Correct	47 ms	8916 KB	Output is correct
34	Correct	68 ms	8648 KB	Output is correct
35	Correct	60 ms	9416 KB	Output is correct
36	Correct	60 ms	9160 KB	Output is correct
37	Correct	51 ms	9672 KB	Output is correct
38	Correct	56 ms	9156 KB	Output is correct
39	Correct	57 ms	8388 KB	Output is correct
40	Correct	55 ms	8396 KB	Output is correct
41	Correct	61 ms	9416 KB	Output is correct
42	Correct	60 ms	9416 KB	Output is correct
43	Correct	55 ms	9288 KB	Output is correct
44	Correct	68 ms	8140 KB	Output is correct
45	Correct	56 ms	9468 KB	Output is correct
46	Correct	55 ms	8092 KB	Output is correct
47	Correct	57 ms	7632 KB	Output is correct
48	Correct	61 ms	9092 KB	Output is correct
49	Correct	65 ms	8392 KB	Output is correct
50	Correct	65 ms	9160 KB	Output is correct
51	Correct	52 ms	9156 KB	Output is correct
52	Correct	43 ms	7888 KB	Output is correct

Subtask #4

13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	37 ms	7620 KB	Output is correct
3	Correct	37 ms	9424 KB	Output is correct
4	Correct	39 ms	8644 KB	Output is correct
5	Correct	40 ms	8924 KB	Output is correct
6	Correct	40 ms	8912 KB	Output is correct
7	Correct	40 ms	7880 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2392 KB	Output is correct
10	Correct	61 ms	8908 KB	Output is correct
11	Correct	46 ms	9416 KB	Output is correct
12	Correct	43 ms	8904 KB	Output is correct
13	Correct	47 ms	8908 KB	Output is correct
14	Correct	60 ms	8136 KB	Output is correct
15	Correct	62 ms	9160 KB	Output is correct
16	Correct	59 ms	8396 KB	Output is correct
17	Correct	61 ms	9168 KB	Output is correct
18	Correct	1 ms	2392 KB	Output is correct
19	Correct	68 ms	8136 KB	Output is correct
20	Correct	65 ms	8392 KB	Output is correct
21	Correct	67 ms	7884 KB	Output is correct
22	Correct	66 ms	9416 KB	Output is correct
23	Correct	65 ms	9412 KB	Output is correct
24	Correct	67 ms	9416 KB	Output is correct
25	Correct	64 ms	8136 KB	Output is correct
26	Correct	63 ms	8392 KB	Output is correct
27	Correct	61 ms	8392 KB	Output is correct
28	Correct	64 ms	9160 KB	Output is correct
29	Correct	66 ms	9428 KB	Output is correct
30	Correct	62 ms	8916 KB	Output is correct
31	Correct	66 ms	8988 KB	Output is correct
32	Correct	69 ms	8580 KB	Output is correct
33	Correct	47 ms	8916 KB	Output is correct
34	Correct	68 ms	8648 KB	Output is correct
35	Correct	60 ms	9416 KB	Output is correct
36	Correct	60 ms	9160 KB	Output is correct
37	Correct	51 ms	9672 KB	Output is correct
38	Correct	56 ms	9156 KB	Output is correct
39	Correct	57 ms	8388 KB	Output is correct
40	Correct	55 ms	8396 KB	Output is correct
41	Correct	61 ms	9416 KB	Output is correct
42	Correct	60 ms	9416 KB	Output is correct
43	Correct	55 ms	9288 KB	Output is correct
44	Correct	68 ms	8140 KB	Output is correct
45	Correct	56 ms	9468 KB	Output is correct
46	Correct	55 ms	8092 KB	Output is correct
47	Correct	57 ms	7632 KB	Output is correct
48	Correct	61 ms	9092 KB	Output is correct
49	Correct	65 ms	8392 KB	Output is correct
50	Correct	65 ms	9160 KB	Output is correct
51	Correct	52 ms	9156 KB	Output is correct
52	Correct	43 ms	7888 KB	Output is correct
53	Correct	1 ms	2392 KB	Output is correct
54	Correct	69 ms	7880 KB	Output is correct
55	Correct	70 ms	11720 KB	Output is correct
56	Correct	83 ms	17080 KB	Output is correct
57	Correct	119 ms	17348 KB	Output is correct
58	Correct	119 ms	18884 KB	Output is correct
59	Correct	123 ms	18560 KB	Output is correct
60	Correct	91 ms	18108 KB	Output is correct
61	Correct	127 ms	18620 KB	Output is correct
62	Correct	118 ms	18376 KB	Output is correct
63	Correct	71 ms	13256 KB	Output is correct
64	Correct	91 ms	17848 KB	Output is correct
65	Correct	124 ms	17600 KB	Output is correct
66	Correct	118 ms	17084 KB	Output is correct
67	Correct	129 ms	19100 KB	Output is correct
68	Correct	50 ms	12488 KB	Output is correct
69	Correct	91 ms	17212 KB	Output is correct
70	Correct	73 ms	13796 KB	Output is correct
71	Correct	55 ms	12744 KB	Output is correct
72	Correct	54 ms	13096 KB	Output is correct
73	Correct	58 ms	11192 KB	Output is correct
74	Correct	57 ms	12780 KB	Output is correct
75	Correct	58 ms	11100 KB	Output is correct
76	Correct	67 ms	11976 KB	Output is correct
77	Correct	62 ms	10712 KB	Output is correct
78	Correct	58 ms	12232 KB	Output is correct
79	Correct	121 ms	18368 KB	Output is correct
80	Correct	68 ms	12740 KB	Output is correct
81	Correct	88 ms	17344 KB	Output is correct
82	Correct	106 ms	18220 KB	Output is correct
83	Correct	106 ms	18376 KB	Output is correct
84	Correct	124 ms	17604 KB	Output is correct
85	Correct	66 ms	11976 KB	Output is correct
86	Correct	55 ms	11976 KB	Output is correct
87	Correct	46 ms	9928 KB	Output is correct
88	Correct	130 ms	17456 KB	Output is correct

Subtask #5

0 / 8.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	2392 KB	Output is correct
2	Incorrect	1 ms	2392 KB	Output isn't correct
3	Halted	0 ms	0 KB	-

Subtask #6

0 / 18.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	2392 KB	Output is correct
2	Incorrect	1 ms	2392 KB	Output isn't correct
3	Halted	0 ms	0 KB	-

Subtask #7

0 / 24.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	37 ms	7620 KB	Output is correct
3	Correct	37 ms	9424 KB	Output is correct
4	Correct	39 ms	8644 KB	Output is correct
5	Correct	40 ms	8924 KB	Output is correct
6	Correct	40 ms	8912 KB	Output is correct
7	Correct	40 ms	7880 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2392 KB	Output is correct
10	Correct	61 ms	8908 KB	Output is correct
11	Correct	46 ms	9416 KB	Output is correct
12	Correct	43 ms	8904 KB	Output is correct
13	Correct	47 ms	8908 KB	Output is correct
14	Correct	60 ms	8136 KB	Output is correct
15	Correct	62 ms	9160 KB	Output is correct
16	Correct	59 ms	8396 KB	Output is correct
17	Correct	61 ms	9168 KB	Output is correct
18	Correct	1 ms	2392 KB	Output is correct
19	Correct	68 ms	8136 KB	Output is correct
20	Correct	65 ms	8392 KB	Output is correct
21	Correct	67 ms	7884 KB	Output is correct
22	Correct	66 ms	9416 KB	Output is correct
23	Correct	65 ms	9412 KB	Output is correct
24	Correct	67 ms	9416 KB	Output is correct
25	Correct	64 ms	8136 KB	Output is correct
26	Correct	63 ms	8392 KB	Output is correct
27	Correct	61 ms	8392 KB	Output is correct
28	Correct	64 ms	9160 KB	Output is correct
29	Correct	66 ms	9428 KB	Output is correct
30	Correct	62 ms	8916 KB	Output is correct
31	Correct	66 ms	8988 KB	Output is correct
32	Correct	69 ms	8580 KB	Output is correct
33	Correct	47 ms	8916 KB	Output is correct
34	Correct	68 ms	8648 KB	Output is correct
35	Correct	60 ms	9416 KB	Output is correct
36	Correct	60 ms	9160 KB	Output is correct
37	Correct	51 ms	9672 KB	Output is correct
38	Correct	56 ms	9156 KB	Output is correct
39	Correct	57 ms	8388 KB	Output is correct
40	Correct	55 ms	8396 KB	Output is correct
41	Correct	61 ms	9416 KB	Output is correct
42	Correct	60 ms	9416 KB	Output is correct
43	Correct	55 ms	9288 KB	Output is correct
44	Correct	68 ms	8140 KB	Output is correct
45	Correct	56 ms	9468 KB	Output is correct
46	Correct	55 ms	8092 KB	Output is correct
47	Correct	57 ms	7632 KB	Output is correct
48	Correct	61 ms	9092 KB	Output is correct
49	Correct	65 ms	8392 KB	Output is correct
50	Correct	65 ms	9160 KB	Output is correct
51	Correct	52 ms	9156 KB	Output is correct
52	Correct	43 ms	7888 KB	Output is correct
53	Correct	1 ms	2392 KB	Output is correct
54	Correct	69 ms	7880 KB	Output is correct
55	Correct	70 ms	11720 KB	Output is correct
56	Correct	83 ms	17080 KB	Output is correct
57	Correct	119 ms	17348 KB	Output is correct
58	Correct	119 ms	18884 KB	Output is correct
59	Correct	123 ms	18560 KB	Output is correct
60	Correct	91 ms	18108 KB	Output is correct
61	Correct	127 ms	18620 KB	Output is correct
62	Correct	118 ms	18376 KB	Output is correct
63	Correct	71 ms	13256 KB	Output is correct
64	Correct	91 ms	17848 KB	Output is correct
65	Correct	124 ms	17600 KB	Output is correct
66	Correct	118 ms	17084 KB	Output is correct
67	Correct	129 ms	19100 KB	Output is correct
68	Correct	50 ms	12488 KB	Output is correct
69	Correct	91 ms	17212 KB	Output is correct
70	Correct	73 ms	13796 KB	Output is correct
71	Correct	55 ms	12744 KB	Output is correct
72	Correct	54 ms	13096 KB	Output is correct
73	Correct	58 ms	11192 KB	Output is correct
74	Correct	57 ms	12780 KB	Output is correct
75	Correct	58 ms	11100 KB	Output is correct
76	Correct	67 ms	11976 KB	Output is correct
77	Correct	62 ms	10712 KB	Output is correct
78	Correct	58 ms	12232 KB	Output is correct
79	Correct	121 ms	18368 KB	Output is correct
80	Correct	68 ms	12740 KB	Output is correct
81	Correct	88 ms	17344 KB	Output is correct
82	Correct	106 ms	18220 KB	Output is correct
83	Correct	106 ms	18376 KB	Output is correct
84	Correct	124 ms	17604 KB	Output is correct
85	Correct	66 ms	11976 KB	Output is correct
86	Correct	55 ms	11976 KB	Output is correct
87	Correct	46 ms	9928 KB	Output is correct
88	Correct	130 ms	17456 KB	Output is correct
89	Correct	0 ms	2392 KB	Output is correct
90	Incorrect	1 ms	2392 KB	Output isn't correct
91	Halted	0 ms	0 KB	-