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Submission #208793

# Submission time Handle Problem Language Result Execution time Memory
208793 2020-03-12T07:56:06 Z YJU Jakarta Skyscrapers (APIO15_skyscraper) C++14
57 / 100
 1000 ms 140268 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 2296 KB Output is correct
5 Correct 13 ms 4336 KB Output is correct
6 Correct 12 ms 4084 KB Output is correct
7 Correct 10 ms 3188 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 3700 KB Output is correct
2 Correct 10 ms 3316 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 4340 KB Output is correct
6 Correct 12 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 40 ms 12464 KB Output is correct
11 Correct 64 ms 28640 KB Output is correct
12 Correct 19 ms 5100 KB Output is correct
13 Correct 10 ms 3308 KB Output is correct
14 Correct 117 ms 44248 KB Output is correct
15 Correct 112 ms 43996 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 10 ms 3192 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 12 ms 4084 KB Output is correct
7 Correct 10 ms 3188 KB Output is correct
8 Correct 15 ms 3960 KB Output is correct
9 Correct 19 ms 5136 KB Output is correct
10 Correct 39 ms 12464 KB Output is correct
11 Correct 63 ms 28644 KB Output is correct
12 Correct 18 ms 5100 KB Output is correct
13 Correct 10 ms 3440 KB Output is correct
14 Correct 113 ms 44252 KB Output is correct
15 Correct 117 ms 43996 KB Output is correct
16 Correct 18 ms 12404 KB Output is correct
17 Correct 44 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 10 ms 3440 KB Output is correct
21 Correct 12 ms 4980 KB Output is correct
22 Correct 10 ms 4084 KB Output is correct
23 Correct 24 ms 5744 KB Output is correct
24 Correct 27 ms 7184 KB Output is correct
25 Correct 22 ms 5104 KB Output is correct
26 Correct 22 ms 5268 KB Output is correct
27 Correct 20 ms 5484 KB Output is correct
28 Correct 20 ms 8948 KB Output is correct
29 Correct 67 ms 22984 KB Output is correct
30 Correct 28 ms 9704 KB Output is correct
31 Correct 36 ms 13356 KB Output is correct
32 Correct 28 ms 10372 KB Output is correct
33 Correct 112 ms 43336 KB Output is correct
34 Correct 113 ms 43460 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 11 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 7 ms 2296 KB Output is correct
5 Correct 13 ms 4340 KB Output is correct
6 Correct 12 ms 4080 KB Output is correct
7 Correct 10 ms 3316 KB Output is correct
8 Correct 14 ms 3960 KB Output is correct
9 Correct 20 ms 5136 KB Output is correct
10 Correct 40 ms 12460 KB Output is correct
11 Correct 64 ms 28640 KB Output is correct
12 Correct 19 ms 5096 KB Output is correct
13 Correct 11 ms 3436 KB Output is correct
14 Correct 115 ms 44252 KB Output is correct
15 Correct 113 ms 43988 KB Output is correct
16 Correct 18 ms 12280 KB Output is correct
17 Correct 46 ms 15480 KB Output is correct
18 Correct 11 ms 4472 KB Output is correct
19 Correct 12 ms 3572 KB Output is correct
20 Correct 10 ms 3440 KB Output is correct
21 Correct 14 ms 5104 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 7316 KB Output is correct
25 Correct 24 ms 5104 KB Output is correct
26 Correct 22 ms 5392 KB Output is correct
27 Correct 19 ms 5484 KB Output is correct
28 Correct 21 ms 8948 KB Output is correct
29 Correct 71 ms 22968 KB Output is correct
30 Correct 28 ms 9708 KB Output is correct
31 Correct 40 ms 13356 KB Output is correct
32 Correct 31 ms 10300 KB Output is correct
33 Correct 116 ms 43336 KB Output is correct
34 Correct 118 ms 43496 KB Output is correct
35 Correct 101 ms 47236 KB Output is correct
36 Correct 45 ms 13936 KB Output is correct
37 Correct 121 ms 56848 KB Output is correct
38 Correct 114 ms 54888 KB Output is correct
39 Correct 123 ms 54164 KB Output is correct
40 Correct 121 ms 54300 KB Output is correct
41 Correct 118 ms 53948 KB Output is correct
42 Correct 33 ms 7424 KB Output is correct
43 Correct 32 ms 7548 KB Output is correct
44 Correct 19 ms 5612 KB Output is correct
45 Correct 276 ms 140084 KB Output is correct
46 Correct 284 ms 140264 KB Output is correct

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 3828 KB Output is correct
2 Correct 10 ms 3188 KB Output is correct
3 Correct 7 ms 2556 KB Output is correct
4 Correct 7 ms 2300 KB Output is correct
5 Correct 14 ms 4340 KB Output is correct
6 Correct 12 ms 4084 KB Output is correct
7 Correct 10 ms 3184 KB Output is correct
8 Correct 17 ms 3964 KB Output is correct
9 Correct 19 ms 5132 KB Output is correct
10 Correct 40 ms 12464 KB Output is correct
11 Correct 64 ms 28640 KB Output is correct
12 Correct 18 ms 5096 KB Output is correct
13 Correct 18 ms 3440 KB Output is correct
14 Correct 124 ms 44252 KB Output is correct
15 Correct 125 ms 43984 KB Output is correct
16 Correct 18 ms 12284 KB Output is correct
17 Correct 46 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 10 ms 3440 KB Output is correct
21 Correct 12 ms 4976 KB Output is correct
22 Correct 10 ms 3956 KB Output is correct
23 Correct 21 ms 5744 KB Output is correct
24 Correct 30 ms 7184 KB Output is correct
25 Correct 22 ms 5100 KB Output is correct
26 Correct 22 ms 5392 KB Output is correct
27 Correct 20 ms 5480 KB Output is correct
28 Correct 20 ms 9076 KB Output is correct
29 Correct 67 ms 22988 KB Output is correct
30 Correct 28 ms 9708 KB Output is correct
31 Correct 36 ms 13356 KB Output is correct
32 Correct 39 ms 10380 KB Output is correct
33 Correct 112 ms 43460 KB Output is correct
34 Correct 116 ms 43588 KB Output is correct
35 Correct 97 ms 47256 KB Output is correct
36 Correct 42 ms 13940 KB Output is correct
37 Correct 110 ms 56748 KB Output is correct
38 Correct 109 ms 54920 KB Output is correct
39 Correct 110 ms 54292 KB Output is correct
40 Correct 112 ms 54320 KB Output is correct
41 Correct 114 ms 53956 KB Output is correct
42 Correct 28 ms 7424 KB Output is correct
43 Correct 29 ms 7688 KB Output is correct
44 Correct 17 ms 5612 KB Output is correct
45 Correct 269 ms 140092 KB Output is correct
46 Correct 263 ms 140268 KB Output is correct
47 Correct 105 ms 43248 KB Output is correct
48 Correct 990 ms 10292 KB Output is correct
49 Execution timed out 1066 ms 8744 KB Time limit exceeded
50 Halted 0 ms 0 KB -