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Submission #208792

# Submission time Handle Problem Language Result Execution time Memory
208792 2020-03-12T07:54:36 Z YJU Jakarta Skyscrapers (APIO15_skyscraper) C++14
57 / 100
 273 ms 140392 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()+step;ii<N;ii+=step)x=lis[i].back(),v[x].pb(mp(ii,(ii-x)/step));
			for(ll ii=lis[i][0]-step;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(dis[b[0]]=0,b[0]));
	while(SZ(pq)){
		x=pq.top().Y;y=pq.top().X;pq.pop();
		if(dis[x]!=y)continue;
		for(auto j:v[x])if(dis[j.X]>dis[x]+j.Y)dis[j.X]=dis[x]+j.Y,pq.push(mp(dis[j.X],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 10 ms 3700 KB Output is correct
2 Correct 10 ms 3188 KB Output is correct
3 Correct 7 ms 2552 KB Output is correct
4 Correct 6 ms 2292 KB Output is correct
5 Correct 13 ms 4340 KB Output is correct
6 Correct 12 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 10 ms 3696 KB Output is correct
2 Correct 10 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 4344 KB Output is correct
6 Correct 12 ms 4084 KB Output is correct
7 Correct 10 ms 3188 KB Output is correct
8 Correct 13 ms 3964 KB Output is correct
9 Correct 19 ms 5136 KB Output is correct
10 Correct 36 ms 12652 KB Output is correct
11 Correct 65 ms 31332 KB Output is correct
12 Correct 24 ms 5096 KB Output is correct
13 Correct 11 ms 3816 KB Output is correct
14 Correct 109 ms 44244 KB Output is correct
15 Correct 110 ms 43988 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 3700 KB Output is correct
2 Correct 11 ms 3188 KB Output is correct
3 Correct 7 ms 2552 KB Output is correct
4 Correct 7 ms 2300 KB Output is correct
5 Correct 13 ms 4336 KB Output is correct
6 Correct 13 ms 4084 KB Output is correct
7 Correct 10 ms 3188 KB Output is correct
8 Correct 14 ms 3960 KB Output is correct
9 Correct 19 ms 5136 KB Output is correct
10 Correct 36 ms 12656 KB Output is correct
11 Correct 82 ms 31336 KB Output is correct
12 Correct 18 ms 5100 KB Output is correct
13 Correct 11 ms 3816 KB Output is correct
14 Correct 112 ms 44252 KB Output is correct
15 Correct 110 ms 43996 KB Output is correct
16 Correct 19 ms 12536 KB Output is correct
17 Correct 53 ms 15476 KB Output is correct
18 Correct 14 ms 4600 KB Output is correct
19 Correct 9 ms 3572 KB Output is correct
20 Correct 43 ms 30228 KB Output is correct
21 Correct 12 ms 4976 KB Output is correct
22 Correct 10 ms 3956 KB Output is correct
23 Correct 22 ms 5744 KB Output is correct
24 Correct 28 ms 7312 KB Output is correct
25 Correct 21 ms 5104 KB Output is correct
26 Correct 21 ms 5388 KB Output is correct
27 Correct 19 ms 5484 KB Output is correct
28 Correct 20 ms 8948 KB Output is correct
29 Correct 67 ms 22988 KB Output is correct
30 Correct 27 ms 9704 KB Output is correct
31 Correct 36 ms 13356 KB Output is correct
32 Correct 28 ms 10376 KB Output is correct
33 Correct 113 ms 43336 KB Output is correct
34 Correct 114 ms 43456 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 3696 KB Output is correct
2 Correct 10 ms 3188 KB Output is correct
3 Correct 7 ms 2552 KB Output is correct
4 Correct 6 ms 2424 KB Output is correct
5 Correct 13 ms 4340 KB Output is correct
6 Correct 12 ms 4132 KB Output is correct
7 Correct 9 ms 3188 KB Output is correct
8 Correct 15 ms 3964 KB Output is correct
9 Correct 19 ms 5136 KB Output is correct
10 Correct 36 ms 12656 KB Output is correct
11 Correct 66 ms 31332 KB Output is correct
12 Correct 18 ms 5096 KB Output is correct
13 Correct 10 ms 3820 KB Output is correct
14 Correct 113 ms 44252 KB Output is correct
15 Correct 112 ms 43984 KB Output is correct
16 Correct 18 ms 12540 KB Output is correct
17 Correct 43 ms 15480 KB Output is correct
18 Correct 11 ms 4472 KB Output is correct
19 Correct 9 ms 3572 KB Output is correct
20 Correct 43 ms 30228 KB Output is correct
21 Correct 13 ms 5108 KB Output is correct
22 Correct 10 ms 3956 KB Output is correct
23 Correct 22 ms 5744 KB Output is correct
24 Correct 28 ms 7304 KB Output is correct
25 Correct 25 ms 5100 KB Output is correct
26 Correct 21 ms 5388 KB Output is correct
27 Correct 19 ms 5484 KB Output is correct
28 Correct 20 ms 8948 KB Output is correct
29 Correct 66 ms 22988 KB Output is correct
30 Correct 28 ms 9708 KB Output is correct
31 Correct 35 ms 13352 KB Output is correct
32 Correct 28 ms 10380 KB Output is correct
33 Correct 112 ms 43336 KB Output is correct
34 Correct 112 ms 43460 KB Output is correct
35 Correct 98 ms 47136 KB Output is correct
36 Correct 43 ms 14092 KB Output is correct
37 Correct 112 ms 56992 KB Output is correct
38 Correct 112 ms 54812 KB Output is correct
39 Correct 111 ms 54592 KB Output is correct
40 Correct 110 ms 54064 KB Output is correct
41 Correct 113 ms 54712 KB Output is correct
42 Correct 28 ms 7932 KB Output is correct
43 Correct 27 ms 7548 KB Output is correct
44 Correct 124 ms 71064 KB Output is correct
45 Correct 270 ms 140220 KB Output is correct
46 Correct 273 ms 140248 KB Output is correct

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 3700 KB Output is correct
2 Correct 9 ms 3184 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 12 ms 4084 KB Output is correct
7 Correct 9 ms 3188 KB Output is correct
8 Correct 14 ms 3964 KB Output is correct
9 Correct 20 ms 5136 KB Output is correct
10 Correct 35 ms 12656 KB Output is correct
11 Correct 65 ms 31332 KB Output is correct
12 Correct 18 ms 5096 KB Output is correct
13 Correct 10 ms 3820 KB Output is correct
14 Correct 118 ms 44244 KB Output is correct
15 Correct 113 ms 43996 KB Output is correct
16 Correct 19 ms 12532 KB Output is correct
17 Correct 43 ms 15476 KB Output is correct
18 Correct 11 ms 4472 KB Output is correct
19 Correct 9 ms 3572 KB Output is correct
20 Correct 43 ms 30228 KB Output is correct
21 Correct 12 ms 4980 KB Output is correct
22 Correct 10 ms 3956 KB Output is correct
23 Correct 23 ms 5744 KB Output is correct
24 Correct 28 ms 7312 KB Output is correct
25 Correct 22 ms 5104 KB Output is correct
26 Correct 20 ms 5392 KB Output is correct
27 Correct 20 ms 5484 KB Output is correct
28 Correct 21 ms 8948 KB Output is correct
29 Correct 67 ms 22988 KB Output is correct
30 Correct 28 ms 9708 KB Output is correct
31 Correct 35 ms 13356 KB Output is correct
32 Correct 27 ms 10376 KB Output is correct
33 Correct 110 ms 43332 KB Output is correct
34 Correct 112 ms 43460 KB Output is correct
35 Correct 94 ms 47180 KB Output is correct
36 Correct 43 ms 14092 KB Output is correct
37 Correct 113 ms 57116 KB Output is correct
38 Correct 108 ms 54816 KB Output is correct
39 Correct 111 ms 54592 KB Output is correct
40 Correct 109 ms 53928 KB Output is correct
41 Correct 109 ms 54704 KB Output is correct
42 Correct 28 ms 7800 KB Output is correct
43 Correct 27 ms 7548 KB Output is correct
44 Correct 115 ms 71068 KB Output is correct
45 Correct 269 ms 140224 KB Output is correct
46 Correct 272 ms 140392 KB Output is correct
47 Incorrect 103 ms 43884 KB Output isn't correct
48 Halted 0 ms 0 KB -