Submission #64254

# Submission time Handle Problem Language Result Execution time Memory
64254 2018-08-03T16:57:27 Z khohko Travelling Merchant (APIO17_merchant) C++17
100 / 100
399 ms 12400 KB
#include<bits/stdc++.h>
#pragma GCC optimize("O3")
using namespace std;
#define ll long long
#define pb push_back
#define fr first
#define sc second
#define ARRS ((ll)(2e6+500))
#define MAX ((ll)(1e12+100))
#define MOD ((ll)1e6+7)
#define mi(a,b) a=min((a),(b))


ll n,m,k;
pair<ll,ll> q[2000][2000];
__int128 f[2000][2000];
__int128 v[2000][2000];
__int128 ve[2000][2000];


int main(){
	#ifdef KHOKHO
			freopen("in.in","r",stdin);
			freopen("out.out","w",stdout);
	#endif
	ios::sync_with_stdio(0);
	cin>>n>>m>>k;
	//cout<<n<<" "<<k<<endl;
	for(int i=0; i<n; i++)
		for(int j=0; j<k; j++)
			cin>>q[i][j].fr>>q[i][j].sc;
	for(int i=0; i<n; i++)
		for(int j=0; j<n; j++)
			f[i][j]=f[j][i]=MAX;
	for(int i=0; i<m; i++){
		ll k,p,c;
		cin>>k>>p>>c;
		k--;
		p--;
		f[k][p]=c;
	}
	//return 0;
	for(int k=0; k<n; k++)
		for(int i=0; i<n; i++)
			for(int j=0; j<n; j++)
				f[i][j]=min(f[i][j],f[i][k]+f[k][j]);
	for(int i=0; i<n; i++){
		for(int j=0; j<n; j++){
			ve[i][j]=0;
			for(int t=0; t<k; t++){
				if(q[i][t].fr>=0&&q[j][t].sc>=0)
					ve[i][j]=max(ve[i][j],(__int128)q[j][t].sc-q[i][t].fr);
			}
		}
	}
	ll l=0,r=MAX;
	while(l<r){
		ll em=(l+r+1)>>1ll;
		for(int i=0; i<n; i++)
			for(int j=0; j<n; j++)
				v[i][j]=ve[i][j]-em*f[i][j];
		for(int k=0; k<n; k++){
			for(int i=0; i<n; i++){
				for(int j=0; j<n; j++){
					v[i][j]=max(v[i][j],v[i][k]+v[k][j]);
				}
			}
		}
		bool e=0;
		for(int i=0; i<n; i++){
			if(v[i][i]>=0)
				e=1;
		}
		if(e)
			l=em;
		else r=em-1;
	}
	ll t=l;
	cout<<t;

}
# Verdict Execution time Memory Grader output
1 Correct 208 ms 3960 KB Output is correct
2 Correct 230 ms 3960 KB Output is correct
3 Correct 198 ms 3960 KB Output is correct
4 Correct 27 ms 3960 KB Output is correct
5 Correct 24 ms 3960 KB Output is correct
6 Correct 37 ms 3960 KB Output is correct
7 Correct 28 ms 3960 KB Output is correct
8 Correct 3 ms 3960 KB Output is correct
9 Correct 26 ms 3960 KB Output is correct
10 Correct 21 ms 3960 KB Output is correct
11 Correct 32 ms 3960 KB Output is correct
12 Correct 3 ms 3960 KB Output is correct
13 Correct 35 ms 3960 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 22 ms 3960 KB Output is correct
2 Correct 30 ms 3960 KB Output is correct
3 Correct 35 ms 3960 KB Output is correct
4 Correct 38 ms 3960 KB Output is correct
5 Correct 33 ms 3960 KB Output is correct
6 Correct 3 ms 3960 KB Output is correct
7 Correct 20 ms 3960 KB Output is correct
8 Correct 32 ms 3960 KB Output is correct
9 Correct 25 ms 3960 KB Output is correct
10 Correct 20 ms 3960 KB Output is correct
11 Correct 26 ms 3960 KB Output is correct
12 Correct 27 ms 3960 KB Output is correct
13 Correct 20 ms 3960 KB Output is correct
14 Correct 31 ms 3960 KB Output is correct
15 Correct 30 ms 3960 KB Output is correct
16 Correct 30 ms 3960 KB Output is correct
17 Correct 43 ms 3960 KB Output is correct
18 Correct 3 ms 3960 KB Output is correct
19 Correct 34 ms 3960 KB Output is correct
20 Correct 28 ms 3960 KB Output is correct
21 Correct 24 ms 3960 KB Output is correct
22 Correct 27 ms 3960 KB Output is correct
23 Correct 27 ms 3960 KB Output is correct
24 Correct 37 ms 3960 KB Output is correct
25 Correct 28 ms 3960 KB Output is correct
26 Correct 3 ms 3960 KB Output is correct
27 Correct 26 ms 3960 KB Output is correct
28 Correct 21 ms 3960 KB Output is correct
29 Correct 32 ms 3960 KB Output is correct
30 Correct 3 ms 3960 KB Output is correct
31 Correct 35 ms 3960 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 246 ms 3960 KB Output is correct
2 Correct 399 ms 4128 KB Output is correct
3 Correct 183 ms 4128 KB Output is correct
4 Correct 267 ms 4128 KB Output is correct
5 Correct 226 ms 4128 KB Output is correct
6 Correct 184 ms 4128 KB Output is correct
7 Correct 43 ms 3960 KB Output is correct
8 Correct 3 ms 3960 KB Output is correct
9 Correct 34 ms 3960 KB Output is correct
10 Correct 28 ms 3960 KB Output is correct
11 Correct 24 ms 3960 KB Output is correct
12 Correct 27 ms 3960 KB Output is correct
13 Correct 27 ms 3960 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 22 ms 3960 KB Output is correct
2 Correct 30 ms 3960 KB Output is correct
3 Correct 35 ms 3960 KB Output is correct
4 Correct 38 ms 3960 KB Output is correct
5 Correct 33 ms 3960 KB Output is correct
6 Correct 3 ms 3960 KB Output is correct
7 Correct 20 ms 3960 KB Output is correct
8 Correct 32 ms 3960 KB Output is correct
9 Correct 25 ms 3960 KB Output is correct
10 Correct 20 ms 3960 KB Output is correct
11 Correct 26 ms 3960 KB Output is correct
12 Correct 27 ms 3960 KB Output is correct
13 Correct 20 ms 3960 KB Output is correct
14 Correct 31 ms 3960 KB Output is correct
15 Correct 30 ms 3960 KB Output is correct
16 Correct 30 ms 3960 KB Output is correct
17 Correct 246 ms 3960 KB Output is correct
18 Correct 399 ms 4128 KB Output is correct
19 Correct 183 ms 4128 KB Output is correct
20 Correct 267 ms 4128 KB Output is correct
21 Correct 226 ms 4128 KB Output is correct
22 Correct 184 ms 4128 KB Output is correct
23 Correct 43 ms 3960 KB Output is correct
24 Correct 3 ms 3960 KB Output is correct
25 Correct 34 ms 3960 KB Output is correct
26 Correct 28 ms 3960 KB Output is correct
27 Correct 24 ms 3960 KB Output is correct
28 Correct 27 ms 3960 KB Output is correct
29 Correct 27 ms 3960 KB Output is correct
30 Correct 191 ms 4128 KB Output is correct
31 Correct 159 ms 4128 KB Output is correct
32 Correct 275 ms 5304 KB Output is correct
33 Correct 241 ms 5304 KB Output is correct
34 Correct 240 ms 5304 KB Output is correct
35 Correct 182 ms 5304 KB Output is correct
36 Correct 283 ms 7876 KB Output is correct
37 Correct 2 ms 7876 KB Output is correct
38 Correct 3 ms 7876 KB Output is correct
39 Correct 135 ms 7876 KB Output is correct
40 Correct 130 ms 7876 KB Output is correct
41 Correct 150 ms 7876 KB Output is correct
42 Correct 154 ms 7876 KB Output is correct
43 Correct 155 ms 7876 KB Output is correct
44 Correct 3 ms 7876 KB Output is correct
45 Correct 28 ms 7876 KB Output is correct
46 Correct 28 ms 7876 KB Output is correct
47 Correct 28 ms 7876 KB Output is correct
48 Correct 254 ms 10304 KB Output is correct
49 Correct 247 ms 12400 KB Output is correct
50 Correct 2 ms 12400 KB Output is correct
51 Correct 208 ms 3960 KB Output is correct
52 Correct 230 ms 3960 KB Output is correct
53 Correct 198 ms 3960 KB Output is correct
54 Correct 27 ms 3960 KB Output is correct
55 Correct 24 ms 3960 KB Output is correct
56 Correct 37 ms 3960 KB Output is correct
57 Correct 28 ms 3960 KB Output is correct
58 Correct 3 ms 3960 KB Output is correct
59 Correct 26 ms 3960 KB Output is correct
60 Correct 21 ms 3960 KB Output is correct
61 Correct 32 ms 3960 KB Output is correct
62 Correct 3 ms 3960 KB Output is correct
63 Correct 35 ms 3960 KB Output is correct