답안 #369249

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
369249 2021-02-21T02:28:24 Z YJU 무지개나라 (APIO17_rainbow) C++14
100 / 100
1532 ms 211792 KB
#include<bits/stdc++.h>
#pragma GCC optimize("unroll-loops,no-stack-protector,Ofast")
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<ll,ll> pll;
const ll MOD=1e9+7;
const ll MOD2=998244353;
const ll N=2e5+5;
const ld pi=acos(-1);
const ll INF=(1LL<<60);
#define SQ(i) ((i)*(i))
#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()
 
vector<ll> seg[4][4*N];
 
void ins(ll sid,ll id,ll l,ll r,ll tox,ll toy){
	seg[sid][id].pb(toy);
	if(l==r-1)return ;
	ll mid=(l+r)>>1;
	if(tox<mid){
		ins(sid,id*2,l,mid,tox,toy);
	}else{
		ins(sid,id*2+1,mid,r,tox,toy);
	}
}
 
ll query(ll sid,ll id,ll l,ll r,ll fl,ll fr,ll bl,ll br){
	if(l>=fl&&r<=fr){
		return -1*(lwb(seg[sid][id].begin(),seg[sid][id].end(),br)-lwb(seg[sid][id].begin(),seg[sid][id].end(),bl));
	}
	if(l>=fr||r<=fl)return 0;
	ll mid=(l+r)>>1;
	return query(sid,id*2,l,mid,fl,fr,bl,br)+query(sid,id*2+1,mid,r,fl,fr,bl,br);
}
 
//for [ar,br] [ac,bc]
//sid=0 V : [ar,br] [ac,bc]
//sid=1 VE : [ar,br) [ac,bc]
//sid=2 HE : [ar,br] [ac,bc)
//sid=3 F : [ar,br) [ac,bc)
 
int mir,mxr,mic,mxc;
 
void init(int R,int C,int sr,int sc,int M,char *S){
	vector<pll> v[4];
	mic=mxc=sc;
	mir=mxr=sr;
	for(int i=0;i<=M;i++){
		mic=min(mic,sc);mxc=max(mxc,sc);
		mir=min(mir,sr);mxr=max(mxr,sr);
		v[0].pb(mp(sr,sc));
		v[1].pb(mp(sr,sc));v[1].pb(mp(sr-1,sc));
		v[2].pb(mp(sr,sc));v[2].pb(mp(sr,sc-1));
		v[3].pb(mp(sr,sc));v[3].pb(mp(sr-1,sc));v[3].pb(mp(sr,sc-1));v[3].pb(mp(sr-1,sc-1));
		//
		if(i==M)break;
		if(S[i]=='N')--sr;
		if(S[i]=='S')++sr;
		if(S[i]=='W')--sc;
		if(S[i]=='E')++sc;
	}
	//unique
	for(int i=0;i<4;i++)sort(v[i].begin(),v[i].end(),[](pll A,pll B){
		if(A.Y!=B.Y)return A.Y<B.Y;
		return A.X<B.X;
	}),v[i].erase(unique(v[i].begin(),v[i].end()),v[i].end());
	//
	for(int sid=0;sid<4;sid++){
		for(auto i:v[sid]){
			ins(sid,1,0,N,i.X,i.Y);
		}
		//REP(i,4*N)sort(seg[sid][i].begin(),seg[sid][i].end());
	}
}
 
int colour(int ar,int ac,int br,int bc){
	ll ans=1;
	ans+=query(0,1,0,N,ar,br+1,ac,bc+1);
	ans-=query(1,1,0,N,ar,br,ac,bc+1);
	ans-=query(2,1,0,N,ar,br+1,ac,bc);
	ans+=query(3,1,0,N,ar,br,ac,bc);
	ans+=(mxc<bc&&mic>ac&&mxr<br&&mir>ar?1:0);
	return ans;
}
/*
int main(){
	ios_base::sync_with_stdio(0);cin.tie(0);
	init(6,4,3,3,9,"NWESSWEWS");
	cout<<colour(2,3,2,3)<<"\n";
	cout<<colour(3,2,4,4)<<"\n";
	cout<<colour(5,3,6,4)<<"\n";
	cout<<colour(1,2,5,3)<<"\n";
	return 0;
}
//*/
# 결과 실행 시간 메모리 Grader output
1 Correct 51 ms 75776 KB Output is correct
2 Correct 53 ms 76652 KB Output is correct
3 Correct 51 ms 75776 KB Output is correct
4 Correct 52 ms 75884 KB Output is correct
5 Correct 56 ms 77104 KB Output is correct
6 Correct 47 ms 75500 KB Output is correct
7 Correct 47 ms 75500 KB Output is correct
8 Correct 47 ms 75500 KB Output is correct
9 Correct 46 ms 75500 KB Output is correct
10 Correct 48 ms 75500 KB Output is correct
11 Correct 58 ms 76012 KB Output is correct
12 Correct 52 ms 76396 KB Output is correct
13 Correct 60 ms 77164 KB Output is correct
14 Correct 64 ms 77928 KB Output is correct
15 Correct 47 ms 75520 KB Output is correct
16 Correct 46 ms 75500 KB Output is correct
17 Correct 47 ms 75500 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 46 ms 75500 KB Output is correct
2 Correct 47 ms 75500 KB Output is correct
3 Correct 340 ms 142140 KB Output is correct
4 Correct 442 ms 195008 KB Output is correct
5 Correct 482 ms 195492 KB Output is correct
6 Correct 401 ms 182820 KB Output is correct
7 Correct 428 ms 174756 KB Output is correct
8 Correct 254 ms 91568 KB Output is correct
9 Correct 470 ms 196772 KB Output is correct
10 Correct 450 ms 196900 KB Output is correct
11 Correct 437 ms 183716 KB Output is correct
12 Correct 368 ms 190372 KB Output is correct
13 Correct 383 ms 195876 KB Output is correct
14 Correct 377 ms 195236 KB Output is correct
15 Correct 392 ms 181924 KB Output is correct
16 Correct 373 ms 176548 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 47 ms 75520 KB Output is correct
2 Correct 262 ms 196004 KB Output is correct
3 Correct 502 ms 209572 KB Output is correct
4 Correct 379 ms 211792 KB Output is correct
5 Correct 315 ms 174508 KB Output is correct
6 Correct 193 ms 109348 KB Output is correct
7 Correct 218 ms 128932 KB Output is correct
8 Correct 318 ms 188580 KB Output is correct
9 Correct 316 ms 180644 KB Output is correct
10 Correct 145 ms 105404 KB Output is correct
11 Correct 251 ms 145188 KB Output is correct
12 Correct 260 ms 195996 KB Output is correct
13 Correct 458 ms 209552 KB Output is correct
14 Correct 381 ms 211584 KB Output is correct
15 Correct 326 ms 174500 KB Output is correct
16 Correct 190 ms 106276 KB Output is correct
17 Correct 211 ms 129328 KB Output is correct
18 Correct 297 ms 201380 KB Output is correct
19 Correct 363 ms 202660 KB Output is correct
20 Correct 356 ms 203300 KB Output is correct
21 Correct 317 ms 188580 KB Output is correct
22 Correct 327 ms 180624 KB Output is correct
23 Correct 161 ms 105404 KB Output is correct
24 Correct 244 ms 145188 KB Output is correct
25 Correct 254 ms 195876 KB Output is correct
26 Correct 513 ms 209700 KB Output is correct
27 Correct 377 ms 211748 KB Output is correct
28 Correct 317 ms 174500 KB Output is correct
29 Correct 195 ms 106448 KB Output is correct
30 Correct 212 ms 129316 KB Output is correct
31 Correct 282 ms 201380 KB Output is correct
32 Correct 405 ms 202660 KB Output is correct
33 Correct 354 ms 203300 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 51 ms 75776 KB Output is correct
2 Correct 53 ms 76652 KB Output is correct
3 Correct 51 ms 75776 KB Output is correct
4 Correct 52 ms 75884 KB Output is correct
5 Correct 56 ms 77104 KB Output is correct
6 Correct 47 ms 75500 KB Output is correct
7 Correct 47 ms 75500 KB Output is correct
8 Correct 47 ms 75500 KB Output is correct
9 Correct 46 ms 75500 KB Output is correct
10 Correct 48 ms 75500 KB Output is correct
11 Correct 58 ms 76012 KB Output is correct
12 Correct 52 ms 76396 KB Output is correct
13 Correct 60 ms 77164 KB Output is correct
14 Correct 64 ms 77928 KB Output is correct
15 Correct 47 ms 75520 KB Output is correct
16 Correct 46 ms 75500 KB Output is correct
17 Correct 47 ms 75500 KB Output is correct
18 Correct 1532 ms 147364 KB Output is correct
19 Correct 277 ms 79328 KB Output is correct
20 Correct 293 ms 76780 KB Output is correct
21 Correct 284 ms 77452 KB Output is correct
22 Correct 349 ms 77980 KB Output is correct
23 Correct 266 ms 79068 KB Output is correct
24 Correct 313 ms 77188 KB Output is correct
25 Correct 320 ms 77908 KB Output is correct
26 Correct 356 ms 78388 KB Output is correct
27 Correct 702 ms 135972 KB Output is correct
28 Correct 614 ms 110116 KB Output is correct
29 Correct 689 ms 128676 KB Output is correct
30 Correct 1197 ms 201380 KB Output is correct
31 Correct 53 ms 75500 KB Output is correct
32 Correct 1158 ms 137636 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 51 ms 75776 KB Output is correct
2 Correct 53 ms 76652 KB Output is correct
3 Correct 51 ms 75776 KB Output is correct
4 Correct 52 ms 75884 KB Output is correct
5 Correct 56 ms 77104 KB Output is correct
6 Correct 47 ms 75500 KB Output is correct
7 Correct 47 ms 75500 KB Output is correct
8 Correct 47 ms 75500 KB Output is correct
9 Correct 46 ms 75500 KB Output is correct
10 Correct 48 ms 75500 KB Output is correct
11 Correct 58 ms 76012 KB Output is correct
12 Correct 52 ms 76396 KB Output is correct
13 Correct 60 ms 77164 KB Output is correct
14 Correct 64 ms 77928 KB Output is correct
15 Correct 47 ms 75520 KB Output is correct
16 Correct 46 ms 75500 KB Output is correct
17 Correct 47 ms 75500 KB Output is correct
18 Correct 1532 ms 147364 KB Output is correct
19 Correct 277 ms 79328 KB Output is correct
20 Correct 293 ms 76780 KB Output is correct
21 Correct 284 ms 77452 KB Output is correct
22 Correct 349 ms 77980 KB Output is correct
23 Correct 266 ms 79068 KB Output is correct
24 Correct 313 ms 77188 KB Output is correct
25 Correct 320 ms 77908 KB Output is correct
26 Correct 356 ms 78388 KB Output is correct
27 Correct 702 ms 135972 KB Output is correct
28 Correct 614 ms 110116 KB Output is correct
29 Correct 689 ms 128676 KB Output is correct
30 Correct 1197 ms 201380 KB Output is correct
31 Correct 53 ms 75500 KB Output is correct
32 Correct 1158 ms 137636 KB Output is correct
33 Correct 262 ms 196004 KB Output is correct
34 Correct 502 ms 209572 KB Output is correct
35 Correct 379 ms 211792 KB Output is correct
36 Correct 315 ms 174508 KB Output is correct
37 Correct 193 ms 109348 KB Output is correct
38 Correct 218 ms 128932 KB Output is correct
39 Correct 318 ms 188580 KB Output is correct
40 Correct 316 ms 180644 KB Output is correct
41 Correct 145 ms 105404 KB Output is correct
42 Correct 251 ms 145188 KB Output is correct
43 Correct 260 ms 195996 KB Output is correct
44 Correct 458 ms 209552 KB Output is correct
45 Correct 381 ms 211584 KB Output is correct
46 Correct 326 ms 174500 KB Output is correct
47 Correct 190 ms 106276 KB Output is correct
48 Correct 211 ms 129328 KB Output is correct
49 Correct 297 ms 201380 KB Output is correct
50 Correct 363 ms 202660 KB Output is correct
51 Correct 356 ms 203300 KB Output is correct
52 Correct 317 ms 188580 KB Output is correct
53 Correct 327 ms 180624 KB Output is correct
54 Correct 161 ms 105404 KB Output is correct
55 Correct 244 ms 145188 KB Output is correct
56 Correct 254 ms 195876 KB Output is correct
57 Correct 513 ms 209700 KB Output is correct
58 Correct 377 ms 211748 KB Output is correct
59 Correct 317 ms 174500 KB Output is correct
60 Correct 195 ms 106448 KB Output is correct
61 Correct 212 ms 129316 KB Output is correct
62 Correct 282 ms 201380 KB Output is correct
63 Correct 405 ms 202660 KB Output is correct
64 Correct 354 ms 203300 KB Output is correct
65 Correct 340 ms 142140 KB Output is correct
66 Correct 442 ms 195008 KB Output is correct
67 Correct 482 ms 195492 KB Output is correct
68 Correct 401 ms 182820 KB Output is correct
69 Correct 428 ms 174756 KB Output is correct
70 Correct 254 ms 91568 KB Output is correct
71 Correct 470 ms 196772 KB Output is correct
72 Correct 450 ms 196900 KB Output is correct
73 Correct 437 ms 183716 KB Output is correct
74 Correct 368 ms 190372 KB Output is correct
75 Correct 383 ms 195876 KB Output is correct
76 Correct 377 ms 195236 KB Output is correct
77 Correct 392 ms 181924 KB Output is correct
78 Correct 373 ms 176548 KB Output is correct
79 Correct 646 ms 188580 KB Output is correct
80 Correct 719 ms 180644 KB Output is correct
81 Correct 578 ms 105532 KB Output is correct
82 Correct 743 ms 145188 KB Output is correct
83 Correct 755 ms 196220 KB Output is correct
84 Correct 1394 ms 209572 KB Output is correct
85 Correct 940 ms 211620 KB Output is correct
86 Correct 934 ms 174500 KB Output is correct
87 Correct 614 ms 106404 KB Output is correct
88 Correct 635 ms 129316 KB Output is correct
89 Correct 739 ms 201272 KB Output is correct
90 Correct 1114 ms 202660 KB Output is correct
91 Correct 1088 ms 203300 KB Output is correct