답안 #208781

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
208781	2020-03-12T07:43:29 Z	YJU	Jakarta Skyscrapers (APIO15_skyscraper)	C++14	57 / 100	520 ms	101188 KB

skyscraper

#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){
			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

#	결과	실행 시간	메모리	Grader output
1	Correct	6 ms	1912 KB	Output is correct
2	Correct	6 ms	1912 KB	Output is correct
3	Correct	6 ms	2172 KB	Output is correct
4	Correct	6 ms	2040 KB	Output is correct
5	Correct	6 ms	2040 KB	Output is correct
6	Correct	6 ms	2040 KB	Output is correct
7	Correct	6 ms	2040 KB	Output is correct

Subtask #2
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	6 ms	1912 KB	Output is correct
2	Correct	6 ms	1912 KB	Output is correct
3	Correct	6 ms	1912 KB	Output is correct
4	Correct	6 ms	1912 KB	Output is correct
5	Correct	6 ms	1912 KB	Output is correct
6	Correct	7 ms	2040 KB	Output is correct
7	Correct	6 ms	2040 KB	Output is correct
8	Correct	6 ms	2040 KB	Output is correct
9	Correct	6 ms	2040 KB	Output is correct
10	Correct	6 ms	2040 KB	Output is correct
11	Correct	7 ms	2300 KB	Output is correct
12	Correct	7 ms	2168 KB	Output is correct
13	Correct	8 ms	2420 KB	Output is correct
14	Correct	7 ms	2296 KB	Output is correct
15	Correct	7 ms	2424 KB	Output is correct

Subtask #3
14.0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	6 ms	1912 KB	Output is correct
2	Correct	7 ms	1912 KB	Output is correct
3	Correct	6 ms	1928 KB	Output is correct
4	Correct	6 ms	1912 KB	Output is correct
5	Correct	6 ms	1916 KB	Output is correct
6	Correct	6 ms	1912 KB	Output is correct
7	Correct	6 ms	2040 KB	Output is correct
8	Correct	6 ms	2040 KB	Output is correct
9	Correct	6 ms	2040 KB	Output is correct
10	Correct	6 ms	2040 KB	Output is correct
11	Correct	7 ms	2296 KB	Output is correct
12	Correct	6 ms	2168 KB	Output is correct
13	Correct	7 ms	2420 KB	Output is correct
14	Correct	7 ms	2424 KB	Output is correct
15	Correct	7 ms	2296 KB	Output is correct
16	Correct	6 ms	2168 KB	Output is correct
17	Correct	8 ms	2680 KB	Output is correct
18	Correct	9 ms	2424 KB	Output is correct
19	Correct	9 ms	2296 KB	Output is correct
20	Correct	171 ms	37380 KB	Output is correct
21	Correct	9 ms	2296 KB	Output is correct
22	Correct	8 ms	2296 KB	Output is correct
23	Correct	9 ms	2296 KB	Output is correct
24	Correct	12 ms	2552 KB	Output is correct
25	Correct	11 ms	2552 KB	Output is correct
26	Correct	7 ms	2424 KB	Output is correct
27	Correct	7 ms	2424 KB	Output is correct
28	Correct	8 ms	2680 KB	Output is correct
29	Correct	18 ms	4464 KB	Output is correct
30	Correct	9 ms	2808 KB	Output is correct
31	Correct	11 ms	3316 KB	Output is correct
32	Correct	9 ms	2936 KB	Output is correct
33	Correct	32 ms	6636 KB	Output is correct
34	Correct	31 ms	6636 KB	Output is correct

Subtask #4
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	6 ms	2040 KB	Output is correct
2	Correct	6 ms	1912 KB	Output is correct
3	Correct	6 ms	2040 KB	Output is correct
4	Correct	6 ms	1912 KB	Output is correct
5	Correct	6 ms	1912 KB	Output is correct
6	Correct	6 ms	1912 KB	Output is correct
7	Correct	6 ms	1916 KB	Output is correct
8	Correct	6 ms	1912 KB	Output is correct
9	Correct	6 ms	2040 KB	Output is correct
10	Correct	6 ms	2040 KB	Output is correct
11	Correct	7 ms	2300 KB	Output is correct
12	Correct	6 ms	2168 KB	Output is correct
13	Correct	7 ms	2420 KB	Output is correct
14	Correct	7 ms	2296 KB	Output is correct
15	Correct	8 ms	2296 KB	Output is correct
16	Correct	7 ms	2168 KB	Output is correct
17	Correct	9 ms	2680 KB	Output is correct
18	Correct	8 ms	2424 KB	Output is correct
19	Correct	7 ms	2300 KB	Output is correct
20	Correct	169 ms	37504 KB	Output is correct
21	Correct	9 ms	2296 KB	Output is correct
22	Correct	9 ms	2424 KB	Output is correct
23	Correct	9 ms	2296 KB	Output is correct
24	Correct	11 ms	2552 KB	Output is correct
25	Correct	11 ms	2552 KB	Output is correct
26	Correct	7 ms	2296 KB	Output is correct
27	Correct	8 ms	2424 KB	Output is correct
28	Correct	8 ms	2680 KB	Output is correct
29	Correct	19 ms	4464 KB	Output is correct
30	Correct	9 ms	2808 KB	Output is correct
31	Correct	12 ms	3316 KB	Output is correct
32	Correct	9 ms	2808 KB	Output is correct
33	Correct	32 ms	6636 KB	Output is correct
34	Correct	31 ms	6636 KB	Output is correct
35	Correct	32 ms	7700 KB	Output is correct
36	Correct	14 ms	3064 KB	Output is correct
37	Correct	40 ms	10472 KB	Output is correct
38	Correct	45 ms	10604 KB	Output is correct
39	Correct	44 ms	10600 KB	Output is correct
40	Correct	46 ms	10724 KB	Output is correct
41	Correct	43 ms	10472 KB	Output is correct
42	Correct	14 ms	4464 KB	Output is correct
43	Correct	15 ms	4464 KB	Output is correct
44	Correct	520 ms	101152 KB	Output is correct
45	Correct	130 ms	20764 KB	Output is correct
46	Correct	130 ms	20896 KB	Output is correct

Subtask #5
0 / 43.0

#	결과	실행 시간	메모리	Grader output
1	Correct	6 ms	2040 KB	Output is correct
2	Correct	6 ms	1916 KB	Output is correct
3	Correct	6 ms	2040 KB	Output is correct
4	Correct	6 ms	2040 KB	Output is correct
5	Correct	6 ms	1912 KB	Output is correct
6	Correct	6 ms	1912 KB	Output is correct
7	Correct	6 ms	2040 KB	Output is correct
8	Correct	6 ms	2040 KB	Output is correct
9	Correct	6 ms	2040 KB	Output is correct
10	Correct	6 ms	2040 KB	Output is correct
11	Correct	7 ms	2296 KB	Output is correct
12	Correct	6 ms	2168 KB	Output is correct
13	Correct	7 ms	2420 KB	Output is correct
14	Correct	7 ms	2424 KB	Output is correct
15	Correct	7 ms	2296 KB	Output is correct
16	Correct	7 ms	2168 KB	Output is correct
17	Correct	9 ms	2680 KB	Output is correct
18	Correct	10 ms	2424 KB	Output is correct
19	Correct	8 ms	2424 KB	Output is correct
20	Correct	165 ms	37376 KB	Output is correct
21	Correct	9 ms	2296 KB	Output is correct
22	Correct	8 ms	2296 KB	Output is correct
23	Correct	9 ms	2424 KB	Output is correct
24	Correct	11 ms	2552 KB	Output is correct
25	Correct	11 ms	2552 KB	Output is correct
26	Correct	7 ms	2296 KB	Output is correct
27	Correct	8 ms	2424 KB	Output is correct
28	Correct	8 ms	2680 KB	Output is correct
29	Correct	18 ms	4592 KB	Output is correct
30	Correct	9 ms	2808 KB	Output is correct
31	Correct	11 ms	3316 KB	Output is correct
32	Correct	9 ms	2808 KB	Output is correct
33	Correct	34 ms	6636 KB	Output is correct
34	Correct	32 ms	6636 KB	Output is correct
35	Correct	32 ms	7696 KB	Output is correct
36	Correct	14 ms	3064 KB	Output is correct
37	Correct	40 ms	10476 KB	Output is correct
38	Correct	44 ms	10604 KB	Output is correct
39	Correct	48 ms	10856 KB	Output is correct
40	Correct	45 ms	10732 KB	Output is correct
41	Correct	44 ms	10472 KB	Output is correct
42	Correct	14 ms	4464 KB	Output is correct
43	Correct	15 ms	4460 KB	Output is correct
44	Correct	519 ms	101188 KB	Output is correct
45	Correct	125 ms	20764 KB	Output is correct
46	Correct	129 ms	20768 KB	Output is correct
47	Incorrect	150 ms	29760 KB	Output isn't correct
48	Halted	0 ms	0 KB	-

답안 #208781

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 12.0 / 12.0

Subtask #3 14.0 / 14.0

Subtask #4 21.0 / 21.0

Subtask #5 0 / 43.0

Subtask #1
10.0 / 10.0

Subtask #2
12.0 / 12.0

Subtask #3
14.0 / 14.0

Subtask #4
21.0 / 21.0

Subtask #5
0 / 43.0