답안 #791581

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
791581	2023-07-24T07:41:07 Z	이종영(#10079)	Netrpeljivost (COI23_netrpeljivost)	C++17	100 / 100	1320 ms	89408 KB

Main

#pragma GCC optimize("O3")
//#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,sse4.1,sse4.2,popcnt,abm,mmx,avx,avx2,fma")
#include <bits/stdc++.h>
using namespace std;
//#include <atcoder/all>
//using namespace atcoder;
//#include <bits/extc++.h>
//using namespace __gnu_pbds;
#ifdef LOCAL
#include "debug.h"
#else
#define debug(...) 42
#endif
using ll=long long;
using tll=array<ll,3>;
const ll inf=1e18;
const int N=2222;
int n,c[N][N];
ll dp[N][N],opt[N][N];
ll ans=inf;
void solve(int l,int r){
	if(l==r){
		dp[l][r]=0;
		return;
	}
	if(l+1==r){
		dp[l][l]=dp[r][r]=0;
		dp[l][r]=dp[r][l]=c[l][r];
		return;
	}
	int m=(l+r)>>1;
	solve(l,m);
	solve(m+1,r);
	int ml=(l+m)/2,mr=(m+1+r)/2;
	for(int i=l;i<=m;i++) for(int j1=m+1;j1<=mr;j1++) for(int j2=mr+1;j2<=r;j2++){
		opt[i][j1]=min(opt[i][j1],dp[j1][j2]+c[i][j2]);
		opt[i][j2]=min(opt[i][j2],dp[j1][j2]+c[i][j1]);
	}
	for(int i1=l;i1<=ml;i1++) for(int i2=ml+1;i2<=m;i2++) for(int j=m+1;j<=r;j++){
		dp[i1][j]=min(dp[i1][j],dp[i1][i2]+opt[i2][j]);
		dp[i2][j]=min(dp[i2][j],dp[i1][i2]+opt[i1][j]);
	}
	for(int i=l;i<=m;i++) for(int j=m+1;j<=r;j++) dp[j][i]=dp[i][j];
}
int main(){
	ios::sync_with_stdio(false); cin.tie(0);
	cin>>n;
	for(int i=0;i<n;i++) for(int j=0;j<n;j++) cin>>c[i][j];
	for(int i=0;i<n;i++) for(int j=0;j<n;j++) dp[i][j]=opt[i][j]=inf;
	solve(0,n-1);
	for(int i=0;i<n/2;i++) for(int j=n/2;j<n;j++) ans=min({ans,dp[i][j],dp[j][i]});
	cout<<ans;
	return 0;
}

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	468 KB	Output is correct
2	Correct	1 ms	468 KB	Output is correct
3	Correct	0 ms	468 KB	Output is correct
4	Correct	1 ms	468 KB	Output is correct
5	Correct	1 ms	468 KB	Output is correct
6	Correct	1 ms	468 KB	Output is correct
7	Correct	1 ms	468 KB	Output is correct
8	Correct	1 ms	468 KB	Output is correct
9	Correct	0 ms	468 KB	Output is correct
10	Correct	0 ms	468 KB	Output is correct
11	Correct	1 ms	468 KB	Output is correct
12	Correct	0 ms	468 KB	Output is correct
13	Correct	0 ms	468 KB	Output is correct
14	Correct	0 ms	468 KB	Output is correct
15	Correct	0 ms	468 KB	Output is correct
16	Correct	0 ms	468 KB	Output is correct
17	Correct	1 ms	468 KB	Output is correct
18	Correct	0 ms	468 KB	Output is correct
19	Correct	0 ms	468 KB	Output is correct
20	Correct	0 ms	468 KB	Output is correct

Subtask #2
17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	468 KB	Output is correct
2	Correct	1 ms	468 KB	Output is correct
3	Correct	0 ms	468 KB	Output is correct
4	Correct	1 ms	468 KB	Output is correct
5	Correct	1 ms	468 KB	Output is correct
6	Correct	1 ms	468 KB	Output is correct
7	Correct	1 ms	468 KB	Output is correct
8	Correct	1 ms	468 KB	Output is correct
9	Correct	0 ms	468 KB	Output is correct
10	Correct	0 ms	468 KB	Output is correct
11	Correct	1 ms	468 KB	Output is correct
12	Correct	0 ms	468 KB	Output is correct
13	Correct	0 ms	468 KB	Output is correct
14	Correct	0 ms	468 KB	Output is correct
15	Correct	0 ms	468 KB	Output is correct
16	Correct	0 ms	468 KB	Output is correct
17	Correct	1 ms	468 KB	Output is correct
18	Correct	0 ms	468 KB	Output is correct
19	Correct	0 ms	468 KB	Output is correct
20	Correct	0 ms	468 KB	Output is correct
21	Correct	3 ms	2132 KB	Output is correct
22	Correct	2 ms	2132 KB	Output is correct
23	Correct	2 ms	2132 KB	Output is correct
24	Correct	1 ms	1108 KB	Output is correct
25	Correct	1 ms	1108 KB	Output is correct
26	Correct	2 ms	2132 KB	Output is correct
27	Correct	2 ms	2132 KB	Output is correct
28	Correct	2 ms	2132 KB	Output is correct
29	Correct	3 ms	2132 KB	Output is correct
30	Correct	3 ms	2132 KB	Output is correct
31	Correct	3 ms	2132 KB	Output is correct
32	Correct	2 ms	2132 KB	Output is correct
33	Correct	2 ms	2132 KB	Output is correct
34	Correct	2 ms	2132 KB	Output is correct
35	Correct	2 ms	2132 KB	Output is correct
36	Correct	2 ms	2132 KB	Output is correct
37	Correct	3 ms	2196 KB	Output is correct
38	Correct	2 ms	2132 KB	Output is correct
39	Correct	2 ms	2132 KB	Output is correct
40	Correct	2 ms	2132 KB	Output is correct

Subtask #3
32.0 / 32.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	468 KB	Output is correct
2	Correct	1 ms	468 KB	Output is correct
3	Correct	0 ms	468 KB	Output is correct
4	Correct	1 ms	468 KB	Output is correct
5	Correct	1 ms	468 KB	Output is correct
6	Correct	1 ms	468 KB	Output is correct
7	Correct	1 ms	468 KB	Output is correct
8	Correct	1 ms	468 KB	Output is correct
9	Correct	0 ms	468 KB	Output is correct
10	Correct	0 ms	468 KB	Output is correct
11	Correct	1 ms	468 KB	Output is correct
12	Correct	0 ms	468 KB	Output is correct
13	Correct	0 ms	468 KB	Output is correct
14	Correct	0 ms	468 KB	Output is correct
15	Correct	0 ms	468 KB	Output is correct
16	Correct	0 ms	468 KB	Output is correct
17	Correct	1 ms	468 KB	Output is correct
18	Correct	0 ms	468 KB	Output is correct
19	Correct	0 ms	468 KB	Output is correct
20	Correct	0 ms	468 KB	Output is correct
21	Correct	3 ms	2132 KB	Output is correct
22	Correct	2 ms	2132 KB	Output is correct
23	Correct	2 ms	2132 KB	Output is correct
24	Correct	1 ms	1108 KB	Output is correct
25	Correct	1 ms	1108 KB	Output is correct
26	Correct	2 ms	2132 KB	Output is correct
27	Correct	2 ms	2132 KB	Output is correct
28	Correct	2 ms	2132 KB	Output is correct
29	Correct	3 ms	2132 KB	Output is correct
30	Correct	3 ms	2132 KB	Output is correct
31	Correct	3 ms	2132 KB	Output is correct
32	Correct	2 ms	2132 KB	Output is correct
33	Correct	2 ms	2132 KB	Output is correct
34	Correct	2 ms	2132 KB	Output is correct
35	Correct	2 ms	2132 KB	Output is correct
36	Correct	2 ms	2132 KB	Output is correct
37	Correct	3 ms	2196 KB	Output is correct
38	Correct	2 ms	2132 KB	Output is correct
39	Correct	2 ms	2132 KB	Output is correct
40	Correct	2 ms	2132 KB	Output is correct
41	Correct	36 ms	11604 KB	Output is correct
42	Correct	41 ms	11584 KB	Output is correct
43	Correct	36 ms	11604 KB	Output is correct
44	Correct	43 ms	11604 KB	Output is correct
45	Correct	36 ms	11604 KB	Output is correct
46	Correct	37 ms	11612 KB	Output is correct
47	Correct	35 ms	11584 KB	Output is correct
48	Correct	37 ms	11556 KB	Output is correct
49	Correct	36 ms	11516 KB	Output is correct
50	Correct	42 ms	11504 KB	Output is correct
51	Correct	41 ms	11548 KB	Output is correct
52	Correct	41 ms	11520 KB	Output is correct
53	Correct	35 ms	11576 KB	Output is correct
54	Correct	36 ms	11520 KB	Output is correct
55	Correct	37 ms	11548 KB	Output is correct
56	Correct	35 ms	11604 KB	Output is correct
57	Correct	36 ms	11608 KB	Output is correct
58	Correct	35 ms	11620 KB	Output is correct
59	Correct	35 ms	11608 KB	Output is correct
60	Correct	36 ms	11604 KB	Output is correct

Subtask #4
41.0 / 41.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	468 KB	Output is correct
2	Correct	1 ms	468 KB	Output is correct
3	Correct	0 ms	468 KB	Output is correct
4	Correct	1 ms	468 KB	Output is correct
5	Correct	1 ms	468 KB	Output is correct
6	Correct	1 ms	468 KB	Output is correct
7	Correct	1 ms	468 KB	Output is correct
8	Correct	1 ms	468 KB	Output is correct
9	Correct	0 ms	468 KB	Output is correct
10	Correct	0 ms	468 KB	Output is correct
11	Correct	1 ms	468 KB	Output is correct
12	Correct	0 ms	468 KB	Output is correct
13	Correct	0 ms	468 KB	Output is correct
14	Correct	0 ms	468 KB	Output is correct
15	Correct	0 ms	468 KB	Output is correct
16	Correct	0 ms	468 KB	Output is correct
17	Correct	1 ms	468 KB	Output is correct
18	Correct	0 ms	468 KB	Output is correct
19	Correct	0 ms	468 KB	Output is correct
20	Correct	0 ms	468 KB	Output is correct
21	Correct	3 ms	2132 KB	Output is correct
22	Correct	2 ms	2132 KB	Output is correct
23	Correct	2 ms	2132 KB	Output is correct
24	Correct	1 ms	1108 KB	Output is correct
25	Correct	1 ms	1108 KB	Output is correct
26	Correct	2 ms	2132 KB	Output is correct
27	Correct	2 ms	2132 KB	Output is correct
28	Correct	2 ms	2132 KB	Output is correct
29	Correct	3 ms	2132 KB	Output is correct
30	Correct	3 ms	2132 KB	Output is correct
31	Correct	3 ms	2132 KB	Output is correct
32	Correct	2 ms	2132 KB	Output is correct
33	Correct	2 ms	2132 KB	Output is correct
34	Correct	2 ms	2132 KB	Output is correct
35	Correct	2 ms	2132 KB	Output is correct
36	Correct	2 ms	2132 KB	Output is correct
37	Correct	3 ms	2196 KB	Output is correct
38	Correct	2 ms	2132 KB	Output is correct
39	Correct	2 ms	2132 KB	Output is correct
40	Correct	2 ms	2132 KB	Output is correct
41	Correct	36 ms	11604 KB	Output is correct
42	Correct	41 ms	11584 KB	Output is correct
43	Correct	36 ms	11604 KB	Output is correct
44	Correct	43 ms	11604 KB	Output is correct
45	Correct	36 ms	11604 KB	Output is correct
46	Correct	37 ms	11612 KB	Output is correct
47	Correct	35 ms	11584 KB	Output is correct
48	Correct	37 ms	11556 KB	Output is correct
49	Correct	36 ms	11516 KB	Output is correct
50	Correct	42 ms	11504 KB	Output is correct
51	Correct	41 ms	11548 KB	Output is correct
52	Correct	41 ms	11520 KB	Output is correct
53	Correct	35 ms	11576 KB	Output is correct
54	Correct	36 ms	11520 KB	Output is correct
55	Correct	37 ms	11548 KB	Output is correct
56	Correct	35 ms	11604 KB	Output is correct
57	Correct	36 ms	11608 KB	Output is correct
58	Correct	35 ms	11620 KB	Output is correct
59	Correct	35 ms	11608 KB	Output is correct
60	Correct	36 ms	11604 KB	Output is correct
61	Correct	1162 ms	89264 KB	Output is correct
62	Correct	1170 ms	89380 KB	Output is correct
63	Correct	1237 ms	89384 KB	Output is correct
64	Correct	1197 ms	89388 KB	Output is correct
65	Correct	1192 ms	89384 KB	Output is correct
66	Correct	1194 ms	89384 KB	Output is correct
67	Correct	1276 ms	89408 KB	Output is correct
68	Correct	1254 ms	89384 KB	Output is correct
69	Correct	1308 ms	89388 KB	Output is correct
70	Correct	1242 ms	89384 KB	Output is correct
71	Correct	1200 ms	89384 KB	Output is correct
72	Correct	1281 ms	89380 KB	Output is correct
73	Correct	1320 ms	89384 KB	Output is correct
74	Correct	1264 ms	89384 KB	Output is correct
75	Correct	1215 ms	89388 KB	Output is correct
76	Correct	1188 ms	89384 KB	Output is correct
77	Correct	1228 ms	89388 KB	Output is correct
78	Correct	1178 ms	89384 KB	Output is correct
79	Correct	1235 ms	89384 KB	Output is correct
80	Correct	1220 ms	89384 KB	Output is correct

답안 #791581

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 17.0 / 17.0

Subtask #3 32.0 / 32.0

Subtask #4 41.0 / 41.0

Subtask #1
10.0 / 10.0

Subtask #2
17.0 / 17.0

Subtask #3
32.0 / 32.0

Subtask #4
41.0 / 41.0