Submission #791570

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
791570	2023-07-24T07:32:51 Z	이종영(#10079)	Netrpeljivost (COI23_netrpeljivost)	C++17	59 / 100	1500 ms	53732 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];
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 i1=l;i1<=ml;i1++) for(int i2=ml+1;i2<=m;i2++)
	for(int j1=m+1;j1<=mr;j1++) for(int j2=mr+1;j2<=r;j2++){
		dp[i1][j2]=min(dp[i1][j2],dp[i1][i2]+c[i2][j1]+dp[j1][j2]);
		dp[i1][j1]=min(dp[i1][j1],dp[i1][i2]+c[i2][j2]+dp[j2][j1]);
		dp[i2][j2]=min(dp[i2][j2],dp[i2][i1]+c[i1][j1]+dp[j1][j2]);
		dp[i2][j1]=min(dp[i2][j1],dp[i2][i1]+c[i1][j2]+dp[j2][j1]);
	}
	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]=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

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	0 ms	340 KB	Output is correct
5	Correct	1 ms	340 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	0 ms	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	0 ms	340 KB	Output is correct
16	Correct	0 ms	340 KB	Output is correct
17	Correct	0 ms	340 KB	Output is correct
18	Correct	0 ms	340 KB	Output is correct
19	Correct	0 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct

Subtask #2
17.0 / 17.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	0 ms	340 KB	Output is correct
5	Correct	1 ms	340 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	0 ms	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	0 ms	340 KB	Output is correct
16	Correct	0 ms	340 KB	Output is correct
17	Correct	0 ms	340 KB	Output is correct
18	Correct	0 ms	340 KB	Output is correct
19	Correct	0 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	6 ms	1492 KB	Output is correct
22	Correct	6 ms	1536 KB	Output is correct
23	Correct	6 ms	1492 KB	Output is correct
24	Correct	1 ms	852 KB	Output is correct
25	Correct	1 ms	852 KB	Output is correct
26	Correct	6 ms	1540 KB	Output is correct
27	Correct	6 ms	1492 KB	Output is correct
28	Correct	6 ms	1492 KB	Output is correct
29	Correct	6 ms	1492 KB	Output is correct
30	Correct	6 ms	1492 KB	Output is correct
31	Correct	6 ms	1536 KB	Output is correct
32	Correct	6 ms	1492 KB	Output is correct
33	Correct	7 ms	1540 KB	Output is correct
34	Correct	6 ms	1492 KB	Output is correct
35	Correct	5 ms	1492 KB	Output is correct
36	Correct	6 ms	1536 KB	Output is correct
37	Correct	6 ms	1492 KB	Output is correct
38	Correct	6 ms	1540 KB	Output is correct
39	Correct	6 ms	1492 KB	Output is correct
40	Correct	10 ms	1540 KB	Output is correct

Subtask #3
32.0 / 32.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	0 ms	340 KB	Output is correct
5	Correct	1 ms	340 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	0 ms	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	0 ms	340 KB	Output is correct
16	Correct	0 ms	340 KB	Output is correct
17	Correct	0 ms	340 KB	Output is correct
18	Correct	0 ms	340 KB	Output is correct
19	Correct	0 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	6 ms	1492 KB	Output is correct
22	Correct	6 ms	1536 KB	Output is correct
23	Correct	6 ms	1492 KB	Output is correct
24	Correct	1 ms	852 KB	Output is correct
25	Correct	1 ms	852 KB	Output is correct
26	Correct	6 ms	1540 KB	Output is correct
27	Correct	6 ms	1492 KB	Output is correct
28	Correct	6 ms	1492 KB	Output is correct
29	Correct	6 ms	1492 KB	Output is correct
30	Correct	6 ms	1492 KB	Output is correct
31	Correct	6 ms	1536 KB	Output is correct
32	Correct	6 ms	1492 KB	Output is correct
33	Correct	7 ms	1540 KB	Output is correct
34	Correct	6 ms	1492 KB	Output is correct
35	Correct	5 ms	1492 KB	Output is correct
36	Correct	6 ms	1536 KB	Output is correct
37	Correct	6 ms	1492 KB	Output is correct
38	Correct	6 ms	1540 KB	Output is correct
39	Correct	6 ms	1492 KB	Output is correct
40	Correct	10 ms	1540 KB	Output is correct
41	Correct	1121 ms	7496 KB	Output is correct
42	Correct	1052 ms	7500 KB	Output is correct
43	Correct	1048 ms	7488 KB	Output is correct
44	Correct	1035 ms	7492 KB	Output is correct
45	Correct	1087 ms	7492 KB	Output is correct
46	Correct	1056 ms	7488 KB	Output is correct
47	Correct	1097 ms	7504 KB	Output is correct
48	Correct	1096 ms	7488 KB	Output is correct
49	Correct	1050 ms	7488 KB	Output is correct
50	Correct	1044 ms	7492 KB	Output is correct
51	Correct	1050 ms	7492 KB	Output is correct
52	Correct	1049 ms	7488 KB	Output is correct
53	Correct	1033 ms	7508 KB	Output is correct
54	Correct	1035 ms	7488 KB	Output is correct
55	Correct	1090 ms	7492 KB	Output is correct
56	Correct	1075 ms	7492 KB	Output is correct
57	Correct	1061 ms	7496 KB	Output is correct
58	Correct	1053 ms	7496 KB	Output is correct
59	Correct	1078 ms	7380 KB	Output is correct
60	Correct	1040 ms	7500 KB	Output is correct

Subtask #4
0 / 41.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	0 ms	340 KB	Output is correct
5	Correct	1 ms	340 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	0 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct
12	Correct	0 ms	340 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	340 KB	Output is correct
15	Correct	0 ms	340 KB	Output is correct
16	Correct	0 ms	340 KB	Output is correct
17	Correct	0 ms	340 KB	Output is correct
18	Correct	0 ms	340 KB	Output is correct
19	Correct	0 ms	340 KB	Output is correct
20	Correct	1 ms	340 KB	Output is correct
21	Correct	6 ms	1492 KB	Output is correct
22	Correct	6 ms	1536 KB	Output is correct
23	Correct	6 ms	1492 KB	Output is correct
24	Correct	1 ms	852 KB	Output is correct
25	Correct	1 ms	852 KB	Output is correct
26	Correct	6 ms	1540 KB	Output is correct
27	Correct	6 ms	1492 KB	Output is correct
28	Correct	6 ms	1492 KB	Output is correct
29	Correct	6 ms	1492 KB	Output is correct
30	Correct	6 ms	1492 KB	Output is correct
31	Correct	6 ms	1536 KB	Output is correct
32	Correct	6 ms	1492 KB	Output is correct
33	Correct	7 ms	1540 KB	Output is correct
34	Correct	6 ms	1492 KB	Output is correct
35	Correct	5 ms	1492 KB	Output is correct
36	Correct	6 ms	1536 KB	Output is correct
37	Correct	6 ms	1492 KB	Output is correct
38	Correct	6 ms	1540 KB	Output is correct
39	Correct	6 ms	1492 KB	Output is correct
40	Correct	10 ms	1540 KB	Output is correct
41	Correct	1121 ms	7496 KB	Output is correct
42	Correct	1052 ms	7500 KB	Output is correct
43	Correct	1048 ms	7488 KB	Output is correct
44	Correct	1035 ms	7492 KB	Output is correct
45	Correct	1087 ms	7492 KB	Output is correct
46	Correct	1056 ms	7488 KB	Output is correct
47	Correct	1097 ms	7504 KB	Output is correct
48	Correct	1096 ms	7488 KB	Output is correct
49	Correct	1050 ms	7488 KB	Output is correct
50	Correct	1044 ms	7492 KB	Output is correct
51	Correct	1050 ms	7492 KB	Output is correct
52	Correct	1049 ms	7488 KB	Output is correct
53	Correct	1033 ms	7508 KB	Output is correct
54	Correct	1035 ms	7488 KB	Output is correct
55	Correct	1090 ms	7492 KB	Output is correct
56	Correct	1075 ms	7492 KB	Output is correct
57	Correct	1061 ms	7496 KB	Output is correct
58	Correct	1053 ms	7496 KB	Output is correct
59	Correct	1078 ms	7380 KB	Output is correct
60	Correct	1040 ms	7500 KB	Output is correct
61	Execution timed out	1576 ms	53732 KB	Time limit exceeded
62	Halted	0 ms	0 KB	-

Submission #791570

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 17.0 / 17.0

Subtask #3 32.0 / 32.0

Subtask #4 0 / 41.0

Subtask #1
10.0 / 10.0

Subtask #2
17.0 / 17.0

Subtask #3
32.0 / 32.0

Subtask #4
0 / 41.0