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Submission #369247

# Submission time Handle Problem Language Result Execution time Memory
369247 2021-02-21T02:16:19 Z YJU Land of the Rainbow Gold (APIO17_rainbow) C++14
100 / 100
 1644 ms 211748 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()),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=(br-ar+1)*(bc-ac+1)-(br-ar)*(bc-ac+1)-(br-ar+1)*(bc-ac)+(br-ar)*(bc-ac);
	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;
}
//*/

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 63 ms 75700 KB Output is correct
2 Correct 67 ms 76652 KB Output is correct
3 Correct 57 ms 75756 KB Output is correct
4 Correct 57 ms 75884 KB Output is correct
5 Correct 63 ms 77032 KB Output is correct
6 Correct 54 ms 75628 KB Output is correct
7 Correct 54 ms 75500 KB Output is correct
8 Correct 54 ms 75628 KB Output is correct
9 Correct 55 ms 75500 KB Output is correct
10 Correct 54 ms 75500 KB Output is correct
11 Correct 62 ms 76012 KB Output is correct
12 Correct 60 ms 76396 KB Output is correct
13 Correct 64 ms 77164 KB Output is correct
14 Correct 67 ms 77928 KB Output is correct
15 Correct 53 ms 75500 KB Output is correct
16 Correct 55 ms 75500 KB Output is correct
17 Correct 60 ms 75500 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 55 ms 75500 KB Output is correct
2 Correct 60 ms 75500 KB Output is correct
3 Correct 757 ms 142848 KB Output is correct
4 Correct 1076 ms 195492 KB Output is correct
5 Correct 1103 ms 195056 KB Output is correct
6 Correct 911 ms 182564 KB Output is correct
7 Correct 848 ms 175140 KB Output is correct
8 Correct 249 ms 91684 KB Output is correct
9 Correct 954 ms 195364 KB Output is correct
10 Correct 1059 ms 194876 KB Output is correct
11 Correct 902 ms 182436 KB Output is correct
12 Correct 1105 ms 191316 KB Output is correct
13 Correct 956 ms 195364 KB Output is correct
14 Correct 958 ms 194980 KB Output is correct
15 Correct 857 ms 182436 KB Output is correct
16 Correct 872 ms 177444 KB Output is correct

Subtask #3
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 53 ms 75500 KB Output is correct
2 Correct 1069 ms 195536 KB Output is correct
3 Correct 527 ms 208548 KB Output is correct
4 Correct 525 ms 211732 KB Output is correct
5 Correct 535 ms 172840 KB Output is correct
6 Correct 228 ms 109604 KB Output is correct
7 Correct 352 ms 129060 KB Output is correct
8 Correct 675 ms 187300 KB Output is correct
9 Correct 630 ms 183076 KB Output is correct
10 Correct 210 ms 105352 KB Output is correct
11 Correct 422 ms 144908 KB Output is correct
12 Correct 1080 ms 195492 KB Output is correct
13 Correct 535 ms 208548 KB Output is correct
14 Correct 521 ms 211696 KB Output is correct
15 Correct 525 ms 172964 KB Output is correct
16 Correct 225 ms 106148 KB Output is correct
17 Correct 327 ms 129316 KB Output is correct
18 Correct 625 ms 201232 KB Output is correct
19 Correct 704 ms 200740 KB Output is correct
20 Correct 724 ms 203044 KB Output is correct
21 Correct 657 ms 187172 KB Output is correct
22 Correct 624 ms 182948 KB Output is correct
23 Correct 216 ms 105276 KB Output is correct
24 Correct 421 ms 144804 KB Output is correct
25 Correct 1066 ms 195492 KB Output is correct
26 Correct 581 ms 208656 KB Output is correct
27 Correct 522 ms 211620 KB Output is correct
28 Correct 525 ms 172836 KB Output is correct
29 Correct 212 ms 106148 KB Output is correct
30 Correct 326 ms 129188 KB Output is correct
31 Correct 611 ms 201252 KB Output is correct
32 Correct 708 ms 200612 KB Output is correct
33 Correct 749 ms 203260 KB Output is correct

Subtask #4
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 63 ms 75700 KB Output is correct
2 Correct 67 ms 76652 KB Output is correct
3 Correct 57 ms 75756 KB Output is correct
4 Correct 57 ms 75884 KB Output is correct
5 Correct 63 ms 77032 KB Output is correct
6 Correct 54 ms 75628 KB Output is correct
7 Correct 54 ms 75500 KB Output is correct
8 Correct 54 ms 75628 KB Output is correct
9 Correct 55 ms 75500 KB Output is correct
10 Correct 54 ms 75500 KB Output is correct
11 Correct 62 ms 76012 KB Output is correct
12 Correct 60 ms 76396 KB Output is correct
13 Correct 64 ms 77164 KB Output is correct
14 Correct 67 ms 77928 KB Output is correct
15 Correct 53 ms 75500 KB Output is correct
16 Correct 55 ms 75500 KB Output is correct
17 Correct 60 ms 75500 KB Output is correct
18 Correct 1560 ms 148644 KB Output is correct
19 Correct 297 ms 82016 KB Output is correct
20 Correct 277 ms 79468 KB Output is correct
21 Correct 284 ms 80108 KB Output is correct
22 Correct 304 ms 80688 KB Output is correct
23 Correct 277 ms 81812 KB Output is correct
24 Correct 321 ms 80004 KB Output is correct
25 Correct 318 ms 80608 KB Output is correct
26 Correct 320 ms 81076 KB Output is correct
27 Correct 869 ms 136100 KB Output is correct
28 Correct 673 ms 110372 KB Output is correct
29 Correct 828 ms 128548 KB Output is correct
30 Correct 1525 ms 201636 KB Output is correct
31 Correct 64 ms 75756 KB Output is correct
32 Correct 1259 ms 139180 KB Output is correct

Subtask #5
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 63 ms 75700 KB Output is correct
2 Correct 67 ms 76652 KB Output is correct
3 Correct 57 ms 75756 KB Output is correct
4 Correct 57 ms 75884 KB Output is correct
5 Correct 63 ms 77032 KB Output is correct
6 Correct 54 ms 75628 KB Output is correct
7 Correct 54 ms 75500 KB Output is correct
8 Correct 54 ms 75628 KB Output is correct
9 Correct 55 ms 75500 KB Output is correct
10 Correct 54 ms 75500 KB Output is correct
11 Correct 62 ms 76012 KB Output is correct
12 Correct 60 ms 76396 KB Output is correct
13 Correct 64 ms 77164 KB Output is correct
14 Correct 67 ms 77928 KB Output is correct
15 Correct 53 ms 75500 KB Output is correct
16 Correct 55 ms 75500 KB Output is correct
17 Correct 60 ms 75500 KB Output is correct
18 Correct 1560 ms 148644 KB Output is correct
19 Correct 297 ms 82016 KB Output is correct
20 Correct 277 ms 79468 KB Output is correct
21 Correct 284 ms 80108 KB Output is correct
22 Correct 304 ms 80688 KB Output is correct
23 Correct 277 ms 81812 KB Output is correct
24 Correct 321 ms 80004 KB Output is correct
25 Correct 318 ms 80608 KB Output is correct
26 Correct 320 ms 81076 KB Output is correct
27 Correct 869 ms 136100 KB Output is correct
28 Correct 673 ms 110372 KB Output is correct
29 Correct 828 ms 128548 KB Output is correct
30 Correct 1525 ms 201636 KB Output is correct
31 Correct 64 ms 75756 KB Output is correct
32 Correct 1259 ms 139180 KB Output is correct
33 Correct 1069 ms 195536 KB Output is correct
34 Correct 527 ms 208548 KB Output is correct
35 Correct 525 ms 211732 KB Output is correct
36 Correct 535 ms 172840 KB Output is correct
37 Correct 228 ms 109604 KB Output is correct
38 Correct 352 ms 129060 KB Output is correct
39 Correct 675 ms 187300 KB Output is correct
40 Correct 630 ms 183076 KB Output is correct
41 Correct 210 ms 105352 KB Output is correct
42 Correct 422 ms 144908 KB Output is correct
43 Correct 1080 ms 195492 KB Output is correct
44 Correct 535 ms 208548 KB Output is correct
45 Correct 521 ms 211696 KB Output is correct
46 Correct 525 ms 172964 KB Output is correct
47 Correct 225 ms 106148 KB Output is correct
48 Correct 327 ms 129316 KB Output is correct
49 Correct 625 ms 201232 KB Output is correct
50 Correct 704 ms 200740 KB Output is correct
51 Correct 724 ms 203044 KB Output is correct
52 Correct 657 ms 187172 KB Output is correct
53 Correct 624 ms 182948 KB Output is correct
54 Correct 216 ms 105276 KB Output is correct
55 Correct 421 ms 144804 KB Output is correct
56 Correct 1066 ms 195492 KB Output is correct
57 Correct 581 ms 208656 KB Output is correct
58 Correct 522 ms 211620 KB Output is correct
59 Correct 525 ms 172836 KB Output is correct
60 Correct 212 ms 106148 KB Output is correct
61 Correct 326 ms 129188 KB Output is correct
62 Correct 611 ms 201252 KB Output is correct
63 Correct 708 ms 200612 KB Output is correct
64 Correct 749 ms 203260 KB Output is correct
65 Correct 757 ms 142848 KB Output is correct
66 Correct 1076 ms 195492 KB Output is correct
67 Correct 1103 ms 195056 KB Output is correct
68 Correct 911 ms 182564 KB Output is correct
69 Correct 848 ms 175140 KB Output is correct
70 Correct 249 ms 91684 KB Output is correct
71 Correct 954 ms 195364 KB Output is correct
72 Correct 1059 ms 194876 KB Output is correct
73 Correct 902 ms 182436 KB Output is correct
74 Correct 1105 ms 191316 KB Output is correct
75 Correct 956 ms 195364 KB Output is correct
76 Correct 958 ms 194980 KB Output is correct
77 Correct 857 ms 182436 KB Output is correct
78 Correct 872 ms 177444 KB Output is correct
79 Correct 994 ms 187392 KB Output is correct
80 Correct 1006 ms 183168 KB Output is correct
81 Correct 560 ms 105532 KB Output is correct
82 Correct 932 ms 145028 KB Output is correct
83 Correct 1644 ms 195896 KB Output is correct
84 Correct 1448 ms 208932 KB Output is correct
85 Correct 1085 ms 211748 KB Output is correct
86 Correct 1173 ms 173276 KB Output is correct
87 Correct 663 ms 106276 KB Output is correct
88 Correct 807 ms 129444 KB Output is correct
89 Correct 1036 ms 201700 KB Output is correct
90 Correct 1413 ms 200996 KB Output is correct
91 Correct 1489 ms 203456 KB Output is correct