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Submission #208784

# Submission time Handle Problem Language Result Execution time Memory
208784 2020-03-12T07:48:29 Z YJU Jakarta Skyscrapers (APIO15_skyscraper) C++14
36 / 100
 986 ms 262148 KB 
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll,ll> pll;
typedef long double ld;
const ll MOD=1e9+7;
const ll N=3e4+5;
const ll INF=(1LL<<60);
const ld pi=3.14159265359;
#define REP(i,n) for(ll i=0;i<n;i++)
#define REP1(i,n) for(ll i=1;i<=n;i++)
#define pb push_back
#define mp make_pair
#define X first
#define Y second
#define setp setprecision
#define lwb lower_bound
#define SZ(a) (ll)a.size()
 
 
ll n,m,b[N],p[N],x,y,dis[N];
vector<ll> P[N],tmp;
vector<pll> v[N];
vector<vector<ll> > lis;
priority_queue<pll,vector<pll>,greater<pll> > pq;
 
int main(){
	ios_base::sync_with_stdio(0);cin.tie(0);
	cin>>n>>m;
	REP(i,m){
		cin>>b[i]>>p[i];
		P[p[i]].pb(b[i]);
	}
	for(ll step=1;step<N;++step){
		if(!SZ(P[step]))continue;
		lis.clear();lis.resize(step);
		tmp.clear();
		for(auto i:P[step]){
			lis[i%step].pb(i);
			tmp.pb(i%step);
		}
		sort(tmp.begin(),tmp.end());
		tmp.resize(unique(tmp.begin(),tmp.end())-tmp.begin());
		for(auto i:tmp){
			sort(lis[i].begin(),lis[i].end());
			for(ll j=1;j<SZ(lis[i]);++j){
				x=lis[i][j-1],y=lis[i][j];
				for(ll ii=x;ii<=y;ii+=step){
					v[x].pb(mp(ii,(ii-x)/step));
					v[y].pb(mp(ii,(y-ii)/step));
				}
			}
			for(ll ii=lis[i].back();ii<N;ii+=step)x=lis[i].back(),v[x].pb(mp(ii,(ii-x)/step));
			for(ll ii=lis[i][0];ii>=0;ii-=step)x=lis[i][0],v[x].pb(mp(ii,(x-ii)/step));
		}
	}
	REP(i,N)dis[i]=INF;
	pq.push(mp(0,b[0]));
	while(SZ(pq)){
		x=pq.top().Y;y=pq.top().X;pq.pop();
		if(dis[x]<=y)continue;
		dis[x]=y;
		for(auto j:v[x])if(dis[j.X]>dis[x]+j.Y)pq.push(mp(dis[x]+j.Y,j.X));
	}
	cout<<(dis[b[1]]==INF?-1:dis[b[1]])<<"\n";
	return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 4208 KB Output is correct
2 Correct 9 ms 3188 KB Output is correct
3 Correct 7 ms 2552 KB Output is correct
4 Correct 6 ms 2296 KB Output is correct
5 Correct 14 ms 4340 KB Output is correct
6 Correct 14 ms 4080 KB Output is correct
7 Correct 9 ms 3184 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 4212 KB Output is correct
2 Correct 9 ms 3188 KB Output is correct
3 Correct 7 ms 2552 KB Output is correct
4 Correct 7 ms 2296 KB Output is correct
5 Correct 13 ms 4340 KB Output is correct
6 Correct 14 ms 4084 KB Output is correct
7 Correct 10 ms 3188 KB Output is correct
8 Correct 15 ms 3964 KB Output is correct
9 Correct 29 ms 6156 KB Output is correct
10 Correct 114 ms 18592 KB Output is correct
11 Correct 381 ms 59444 KB Output is correct
12 Correct 24 ms 5804 KB Output is correct
13 Correct 10 ms 3440 KB Output is correct
14 Correct 561 ms 68540 KB Output is correct
15 Correct 568 ms 68780 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 4212 KB Output is correct
2 Correct 9 ms 3188 KB Output is correct
3 Correct 7 ms 2552 KB Output is correct
4 Correct 6 ms 2296 KB Output is correct
5 Correct 13 ms 4336 KB Output is correct
6 Correct 14 ms 4084 KB Output is correct
7 Correct 10 ms 3312 KB Output is correct
8 Correct 14 ms 3964 KB Output is correct
9 Correct 29 ms 6156 KB Output is correct
10 Correct 113 ms 18592 KB Output is correct
11 Correct 378 ms 59576 KB Output is correct
12 Correct 22 ms 5804 KB Output is correct
13 Correct 10 ms 3308 KB Output is correct
14 Correct 546 ms 68540 KB Output is correct
15 Correct 559 ms 68796 KB Output is correct
16 Correct 18 ms 12536 KB Output is correct
17 Correct 170 ms 29928 KB Output is correct
18 Correct 11 ms 4472 KB Output is correct
19 Correct 9 ms 3572 KB Output is correct
20 Correct 10 ms 3436 KB Output is correct
21 Correct 12 ms 4980 KB Output is correct
22 Correct 10 ms 4084 KB Output is correct
23 Correct 32 ms 6828 KB Output is correct
24 Correct 50 ms 10536 KB Output is correct
25 Correct 22 ms 5232 KB Output is correct
26 Correct 26 ms 6412 KB Output is correct
27 Correct 22 ms 5484 KB Output is correct
28 Correct 20 ms 8948 KB Output is correct
29 Correct 261 ms 35520 KB Output is correct
30 Correct 57 ms 11752 KB Output is correct
31 Correct 124 ms 19492 KB Output is correct
32 Correct 85 ms 16512 KB Output is correct
33 Correct 563 ms 67876 KB Output is correct
34 Correct 558 ms 68132 KB Output is correct

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 4208 KB Output is correct
2 Correct 9 ms 3188 KB Output is correct
3 Correct 7 ms 2552 KB Output is correct
4 Correct 6 ms 2296 KB Output is correct
5 Correct 14 ms 4468 KB Output is correct
6 Correct 15 ms 4084 KB Output is correct
7 Correct 9 ms 3188 KB Output is correct
8 Correct 14 ms 3956 KB Output is correct
9 Correct 29 ms 6156 KB Output is correct
10 Correct 116 ms 18588 KB Output is correct
11 Correct 384 ms 59444 KB Output is correct
12 Correct 21 ms 5804 KB Output is correct
13 Correct 9 ms 3312 KB Output is correct
14 Correct 570 ms 68784 KB Output is correct
15 Correct 554 ms 68796 KB Output is correct
16 Correct 19 ms 12536 KB Output is correct
17 Correct 165 ms 29924 KB Output is correct
18 Correct 11 ms 4472 KB Output is correct
19 Correct 9 ms 3572 KB Output is correct
20 Correct 10 ms 3440 KB Output is correct
21 Correct 12 ms 5108 KB Output is correct
22 Correct 10 ms 4084 KB Output is correct
23 Correct 29 ms 6824 KB Output is correct
24 Correct 53 ms 10536 KB Output is correct
25 Correct 23 ms 5232 KB Output is correct
26 Correct 27 ms 6412 KB Output is correct
27 Correct 22 ms 5484 KB Output is correct
28 Correct 20 ms 8948 KB Output is correct
29 Correct 251 ms 35516 KB Output is correct
30 Correct 57 ms 11748 KB Output is correct
31 Correct 133 ms 19488 KB Output is correct
32 Correct 83 ms 16512 KB Output is correct
33 Correct 554 ms 67876 KB Output is correct
34 Correct 557 ms 68132 KB Output is correct
35 Correct 739 ms 79136 KB Output is correct
36 Correct 130 ms 20484 KB Output is correct
37 Correct 986 ms 121152 KB Output is correct
38 Correct 868 ms 119484 KB Output is correct
39 Correct 896 ms 119016 KB Output is correct
40 Correct 883 ms 119144 KB Output is correct
41 Correct 862 ms 119536 KB Output is correct
42 Correct 34 ms 8092 KB Output is correct
43 Correct 29 ms 7804 KB Output is correct
44 Correct 17 ms 5356 KB Output is correct
45 Runtime error 357 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
46 Halted 0 ms 0 KB -

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 4212 KB Output is correct
2 Correct 9 ms 3188 KB Output is correct
3 Correct 7 ms 2552 KB Output is correct
4 Correct 6 ms 2296 KB Output is correct
5 Correct 12 ms 4340 KB Output is correct
6 Correct 14 ms 4088 KB Output is correct
7 Correct 9 ms 3188 KB Output is correct
8 Correct 14 ms 3956 KB Output is correct
9 Correct 30 ms 6152 KB Output is correct
10 Correct 113 ms 18600 KB Output is correct
11 Correct 380 ms 59444 KB Output is correct
12 Correct 22 ms 5800 KB Output is correct
13 Correct 10 ms 3440 KB Output is correct
14 Correct 550 ms 68608 KB Output is correct
15 Correct 563 ms 68792 KB Output is correct
16 Correct 19 ms 12536 KB Output is correct
17 Correct 159 ms 30044 KB Output is correct
18 Correct 11 ms 4472 KB Output is correct
19 Correct 9 ms 3572 KB Output is correct
20 Correct 10 ms 3440 KB Output is correct
21 Correct 12 ms 4980 KB Output is correct
22 Correct 10 ms 4080 KB Output is correct
23 Correct 29 ms 6828 KB Output is correct
24 Correct 52 ms 10536 KB Output is correct
25 Correct 23 ms 5232 KB Output is correct
26 Correct 26 ms 6412 KB Output is correct
27 Correct 24 ms 5480 KB Output is correct
28 Correct 20 ms 8948 KB Output is correct
29 Correct 257 ms 35512 KB Output is correct
30 Correct 57 ms 11752 KB Output is correct
31 Correct 121 ms 19488 KB Output is correct
32 Correct 84 ms 16508 KB Output is correct
33 Correct 576 ms 67880 KB Output is correct
34 Correct 562 ms 68136 KB Output is correct
35 Correct 729 ms 78988 KB Output is correct
36 Correct 129 ms 20476 KB Output is correct
37 Correct 977 ms 121148 KB Output is correct
38 Correct 884 ms 119608 KB Output is correct
39 Correct 881 ms 119136 KB Output is correct
40 Correct 887 ms 119152 KB Output is correct
41 Correct 866 ms 119536 KB Output is correct
42 Correct 34 ms 8220 KB Output is correct
43 Correct 30 ms 7804 KB Output is correct
44 Correct 24 ms 5480 KB Output is correct
45 Runtime error 351 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
46 Halted 0 ms 0 KB -