QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#855854#9727. Barkley IIIyhdddAC ✓1119ms102480kbC++203.6kb2025-01-13 11:48:352025-01-13 11:48:36

Judging History

你现在查看的是最新测评结果

  • [2025-01-13 11:48:36]
  • 评测
  • 测评结果:AC
  • 用时:1119ms
  • 内存:102480kb
  • [2025-01-13 11:48:35]
  • 提交

answer

#include<bits/stdc++.h>
#define int long long
#define mod 998244353ll
#define pii pair<int,int>
#define fi first
#define se second
#define mems(x,y) memset(x,y,sizeof(x))
#define pb push_back
#define db double
using namespace std;
const int maxn=1000010;
const int inf=1e18;
inline int read(){
	int x=0,f=1;
	char ch=getchar();
	while(ch<'0'||ch>'9'){if(ch=='-')f=-1;ch=getchar();}
	while(ch>='0'&&ch<='9'){x=(x<<3)+(x<<1)+(ch-48);ch=getchar();}
	return x*f;
}
bool Mbe;

int n,q,a[maxn];
#define mid (l+r>>1)
#define ls nd<<1
#define rs nd<<1|1
#define all ((1ll<<63)-1)
pii tree[maxn<<2];int tag[maxn<<2];
int pl[maxn<<2],pr[maxn<<2];
pii merge(pii u,pii v){
	return {(u.fi&v.se)|(u.se&v.fi),u.se&v.se};
}
void build(int nd,int l,int r){
	tag[nd]=all;pl[nd]=l,pr[nd]=r;
	if(l==r){
		tree[nd]={all^a[l],a[l]};
		return ;
	}
	build(ls,l,mid),build(rs,mid+1,r);
	tree[nd]=merge(tree[ls],tree[rs]);
}
void upd(int nd,int w){
	tree[nd].fi&=w,tree[nd].se&=w,tag[nd]&=w;
	if(pl[nd]==pr[nd])tree[nd].fi=all^tree[nd].se;
}
void down(int nd){
	upd(ls,tag[nd]),upd(rs,tag[nd]),tag[nd]=all;
}
void updata(int nd,int l,int r,int ql,int qr,int w){
	if(l>=ql&&r<=qr)return upd(nd,w);
	if(tag[nd]!=all)down(nd);
	if(ql<=mid)updata(ls,l,mid,ql,qr,w);
	if(qr>mid)updata(rs,mid+1,r,ql,qr,w);
	tree[nd]=merge(tree[ls],tree[rs]);
}
void modif(int nd,int l,int r,int p,int w){
	if(l==r){
		tree[nd]={all^w,w};
		return ;
	}
	if(tag[nd]!=all)down(nd);
	if(p<=mid)modif(ls,l,mid,p,w);
	else modif(rs,mid+1,r,p,w);
	tree[nd]=merge(tree[ls],tree[rs]);
	// cout<<l<<" "<<r<<" "<<tree[nd].fi<<" "<<tree[nd].se<<" "<<tree[ls].fi<<" "<<tree[rs].se<<"\n";
}
pii query(int nd,int l,int r,int ql,int qr){
	if(l>=ql&&r<=qr)return tree[nd];
	if(tag[nd]!=all)down(nd);
	if(qr<=mid)return query(ls,l,mid,ql,qr);
	if(ql>mid)return query(rs,mid+1,r,ql,qr);
	return merge(query(ls,l,mid,ql,qr),query(rs,mid+1,r,ql,qr));
}
int ask(int nd,int l,int r,int ql,int qr){
	if(ql>qr)return all;
	if(l>=ql&&r<=qr)return tree[nd].se;
	if(tag[nd]!=all)down(nd);
	if(qr<=mid)return ask(ls,l,mid,ql,qr);
	if(ql>mid)return ask(rs,mid+1,r,ql,qr);
	return ask(ls,l,mid,ql,qr)&ask(rs,mid+1,r,ql,qr);
}
int fd(int p,int w){
	int nd=1,l=1,r=n;
	while(l!=r){
		if(tag[nd]!=all)down(nd);
		if(p<=mid)nd=ls,r=mid;
		else nd=rs,l=mid+1;
	}
	pii val=tree[nd];
	if(!(val.se&(1ll<<w)))return l;
	while(nd){
		nd>>=1,l=pl[nd],r=pr[nd];
		pii res=val;
		if(p<=mid)res=merge(val,tree[rs]);
		if(res.se&(1ll<<w))val=res;
		else break;
	}
	nd=rs,l=pl[nd],r=pr[nd];
	// cout<<l<<" "<<r<<" "<<val.fi<<" "<<val.se<<"\n";
	while(l!=r){
		if(tag[nd]!=all)down(nd);
		pii res=merge(val,tree[ls]);
		if(!(res.se&(1ll<<w)))nd=ls,r=mid;
		else val=res,nd=rs,l=mid+1;
	}
	return l;
}
void work(){
	n=read();q=read();
	for(int i=1;i<=n;i++)a[i]=read();
	build(1,1,n);
	while(q--){
		// cout<<tree[8].fi<<" "<<tree[8].se<<" q\n";
		int op=read();
		if(op==1){
			int l=read(),r=read(),x=read();
			updata(1,1,n,l,r,x);
		}
		if(op==2){
			int p=read(),x=read();
			modif(1,1,n,p,x);
		}
		if(op==3){
			int l=read(),r=read(),ans=0;
			if(l==r){puts("0");continue;}
			pii res=query(1,1,n,l,r);
			// cout<<res.fi<<" "<<res.se<<"\n";
			for(int i=62;~i;i--)if(res.fi&(1ll<<i)){
				int p=fd(l,i);
				ans=ask(1,1,n,l,p-1)&ask(1,1,n,p+1,r);
				break;
			}
			if(!ans)ans=res.se;
			printf("%lld\n",ans);
		}
	}
}

// \
444

bool Med;
int T;
signed main(){
//	freopen(".in","r",stdin);
//	freopen(".out","w",stdout);
	
//	ios::sync_with_stdio(0);
//	cin.tie(0);cout.tie(0);
	
//	cerr<<(&Mbe-&Med)/1048576.0<<" MB\n";
	
	T=1;
	while(T--)work();
}

这程序好像有点Bug,我给组数据试试?

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 2ms
memory: 11956kb

input:

5 9
7 7 7 6 7
3 1 5
2 1 3
3 1 5
3 1 3
1 1 2 3
3 1 3
2 2 8
3 1 3
3 1 2

output:

7
6
7
3
3
8

result:

ok 6 lines

Test #2:

score: 0
Accepted
time: 0ms
memory: 11940kb

input:

10 10
6760061359215711796 1568091718842717482 1568091718842717482 1568091718842717482 5232472783634052627 8795942500783873690 1568091718842717482 1568091718842717482 1568091718842717482 1568091718842717482
1 3 5 7587422031989082829
3 6 10
1 7 8 5197616143400216932
2 4 2518604563805514908
2 2 4533959...

output:

1568091718842717482
35184908959744
176025477579040
8795942500783873690

result:

ok 4 lines

Test #3:

score: 0
Accepted
time: 0ms
memory: 12004kb

input:

100 100
4263579105072360993 4263579105072360993 4263579105072360993 4263579105072360993 4263579105072360993 4263579105072360993 4263579105072360993 4263579105072360993 4263579105072360993 625967318191814868 4263579105072360993 4263579105072360993 4263579105072360993 4263579105072360993 4263579105072...

output:

576531121047601152
1
576460752303423488
4263579105072360993
1306043896232411137
4263579105072360993
576531121047601152
633397148123136
0
1153488865559840256
1152922054496880128
1730020640668059136
3533641810948498945
67108864
1730020640668059136
0
633397148123136
1729382296723653632
0
17300206406680...

result:

ok 78 lines

Test #4:

score: 0
Accepted
time: 2ms
memory: 12016kb

input:

1000 1000
3368486440884437410 3368486440884437410 3368486440884437410 3368486440884437410 3368486440884437410 3368486440884437410 3368486440884437410 3368486440884437410 3368486440884437410 3368486440884437410 3368486440884437410 3639580211161047627 3368486440884437410 3368486440884437410 3368486440...

output:

3368486440884437410
3368486440884437410
3368486440884437410
2251799981457408
0
0
3368486440884437410
0
3326828075601101216
592509842556584322
0
0
0
0
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0
37154696925806592
0
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0
3368486440884437410
0
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3368486440884437410
0
578998425140330496
0
0
134217728
0
3368486440884437410
2306405959167115264
0...

result:

ok 732 lines

Test #5:

score: 0
Accepted
time: 49ms
memory: 24052kb

input:

100000 100000
4364025563773184234 7745126251050571359 5111681002836044963 7745126251050571359 7745126251050571359 7745126251050571359 7745126251050571359 7745126251050571359 7745126251050571359 7745126251050571359 7745126251050571359 7745126251050571359 7222555899134537718 7745126251050571359 686495...

output:

0
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0
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0
0
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0
0
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0
...

result:

ok 75105 lines

Test #6:

score: 0
Accepted
time: 947ms
memory: 95704kb

input:

1000000 1000000
5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485203341817263234 5485...

output:

0
0
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0
0...

result:

ok 749866 lines

Test #7:

score: 0
Accepted
time: 806ms
memory: 102472kb

input:

1000000 1000000
6478641409915854014 6478641409915854014 6478641409915854014 6478641409915854014 6478641409915854014 6478641409915854014 6478641409915854014 6478641409915854014 6478641409915854014 6478641409915854014 6478641409915854014 815888006180307319 6478641409915854014 6478641409915854014 37784...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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0
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0
0
0
0
0
...

result:

ok 749822 lines

Test #8:

score: 0
Accepted
time: 802ms
memory: 100284kb

input:

1000000 1000000
8129239286682760854 3981028880940170401 2535635990161413927 8316479514668652599 5147316903112543089 4630570098268037408 8505388156841465368 2203883581249948495 581610100009626881 5079268521394939 1476469952815397946 4914699404295060276 4440084747042452220 2702894635900623841 90540586...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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0
...

result:

ok 749812 lines

Test #9:

score: 0
Accepted
time: 812ms
memory: 102316kb

input:

1000000 1000000
7320373167365396487 7320373167365396487 937526916087788458 7320373167365396487 7320373167365396487 7320373167365396487 6758767667984378025 7320373167365396487 7320373167365396487 7320373167365396487 5687396935769483606 1467370155631201061 3556475128226340387 2212274051825085385 77978...

output:

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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0
...

result:

ok 748638 lines

Test #10:

score: 0
Accepted
time: 2ms
memory: 11688kb

input:

2 2
3937866409909043622 2873041425983999763
2 2 3645842096674595914
2 1 5018240021376355677

output:


result:

ok 0 lines

Test #11:

score: 0
Accepted
time: 796ms
memory: 102260kb

input:

1000000 1000000
4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900813446099088166 4900...

output:

4900813446099088166
4899930503817200418
4900813446099088166
4899916948900413730
4899916948900413730
4899930503817200418
4899930503817200418
4899930503817200418
4899930503817200418
4900813446099088166
288230380446679040
288230380446679040
4899930503817200418
4899930503817200418
0
768
768
288230724044...

result:

ok 748697 lines

Test #12:

score: 0
Accepted
time: 804ms
memory: 100228kb

input:

1000000 1000000
4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896682234503638342 4896...

output:

4896682234503638342
4896682234503638342
4896682234503638342
82333682484117506
4896682234503638342
82333682484117506
9150188513918978
9150188513918978
4896682234503638342
4896682234503638342
9150188513918978
4896682234503638342
9150188513918978
4896682234503638342
4896682234503638342
9150188513918978...

result:

ok 748737 lines

Test #13:

score: 0
Accepted
time: 775ms
memory: 100300kb

input:

1000000 1000000
5828086749355423563 5828086749355423563 5828086749355423563 5828086749355423563 5828086749355423563 5828086749355423563 5828086749355423563 5828086749355423563 5828086749355423563 5828086749355423563 5828086749355423563 5828086749355423563 5828086749355423563 5828086749355423563 5828...

output:

5828086749355423563
8192
0
0
1152921504793493761
0
0
0
134217728
5828086749355423563
4647719230811407937
0
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0
4647719230811407937
4611686018427396096
0
0
4415226380288
0
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0
4665729214006427657
0
0
4665729213955833856
0
4665733612138661120
0
0
4611686018429485056
4666015104295802624
0
0
0
0
0
4...

result:

ok 749804 lines

Test #14:

score: 0
Accepted
time: 810ms
memory: 102412kb

input:

1000000 1000000
1970703737173261435 1970703737173261435 1970703737173261435 1970703737173261435 1970703737173261435 1970703737173261435 1970703737173261435 1970703737173261435 1970703737173261435 1970703737173261435 1970703737173261435 1970703737173261435 1970703737173261435 1970703737173261435 1970...

output:

18014398510006272
1970703737173261435
1970703737173261435
18014398510006272
1170935903116331008
1170935903116331008
1242993501449496576
72057598332903424
72127962782629888
72057594037927936
72057598333165568
70405251923968
0
0
0
0
0
0
0
673367418922088530
72127962782892032
18014398509481984
0
704052...

result:

ok 749806 lines

Test #15:

score: 0
Accepted
time: 805ms
memory: 102480kb

input:

1000000 1000000
1268538845505400998 1268538845505400998 1268538845505400998 1268538845505400998 1268538845505400998 1268538845505400998 1268538845505400998 1268538845505400998 1268538845505400998 1268538845505400998 1268538845505400998 1268538845505400998 1268538845505400998 1268538845505400998 1268...

output:

1191203210145169410
0
0
0
0
0
0
0
8589934592
705069918064678
704786953404416
0
0
1268538845505400998
1268538845505400998
4503633987117056
8589934592
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result:

ok 749818 lines

Test #16:

score: 0
Accepted
time: 769ms
memory: 102276kb

input:

1000000 1000000
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output:

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result:

ok 749921 lines

Test #17:

score: 0
Accepted
time: 788ms
memory: 100284kb

input:

1000000 1000000
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output:

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result:

ok 749798 lines

Test #18:

score: 0
Accepted
time: 793ms
memory: 102352kb

input:

1000000 1000000
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output:

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result:

ok 332866 lines

Test #19:

score: 0
Accepted
time: 944ms
memory: 102332kb

input:

1000000 1000000
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output:

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result:

ok single line: '2984855923226151208'

Test #20:

score: 0
Accepted
time: 412ms
memory: 102336kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #21:

score: 0
Accepted
time: 606ms
memory: 100368kb

input:

1000000 1000000
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output:

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result:

ok 1000000 lines

Test #22:

score: 0
Accepted
time: 771ms
memory: 102348kb

input:

1000000 1000000
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output:

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result:

ok 749894 lines

Test #23:

score: 0
Accepted
time: 763ms
memory: 102412kb

input:

1000000 1000000
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output:

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result:

ok 332716 lines

Test #24:

score: 0
Accepted
time: 943ms
memory: 102340kb

input:

1000000 1000000
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output:

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result:

ok single line: '8665112799136011124'

Test #25:

score: 0
Accepted
time: 408ms
memory: 102348kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #26:

score: 0
Accepted
time: 1119ms
memory: 102256kb

input:

1000000 1000000
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output:

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result:

ok 1000000 lines

Test #27:

score: 0
Accepted
time: 783ms
memory: 102480kb

input:

1000000 1000000
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output:

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result:

ok 748681 lines

Test #28:

score: 0
Accepted
time: 790ms
memory: 102344kb

input:

1000000 1000000
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output:

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result:

ok 333960 lines

Test #29:

score: 0
Accepted
time: 952ms
memory: 102336kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #30:

score: 0
Accepted
time: 410ms
memory: 102336kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #31:

score: 0
Accepted
time: 784ms
memory: 100300kb

input:

1000000 1000000
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output:

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result:

ok 1000000 lines

Test #32:

score: 0
Accepted
time: 790ms
memory: 100220kb

input:

1000000 1000000
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output:

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result:

ok 748671 lines

Test #33:

score: 0
Accepted
time: 786ms
memory: 102328kb

input:

1000000 1000000
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output:

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result:

ok 333672 lines

Test #34:

score: 0
Accepted
time: 986ms
memory: 102344kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #35:

score: 0
Accepted
time: 417ms
memory: 102320kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #36:

score: 0
Accepted
time: 606ms
memory: 102280kb

input:

1000000 1000000
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output:

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result:

ok 1000000 lines

Test #37:

score: 0
Accepted
time: 797ms
memory: 100268kb

input:

1000000 1000000
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output:

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result:

ok 749802 lines

Test #38:

score: 0
Accepted
time: 789ms
memory: 100300kb

input:

1000000 1000000
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output:

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...

result:

ok 333436 lines

Test #39:

score: 0
Accepted
time: 960ms
memory: 100432kb

input:

1000000 1000000
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output:

0

result:

ok single line: '0'

Test #40:

score: 0
Accepted
time: 412ms
memory: 102320kb

input:

1000000 1000000
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output:

0

result:

ok single line: '0'

Test #41:

score: 0
Accepted
time: 595ms
memory: 102412kb

input:

1000000 1000000
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output:

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result:

ok 1000000 lines

Test #42:

score: 0
Accepted
time: 772ms
memory: 100360kb

input:

1000000 1000000
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output:

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result:

ok 749867 lines

Test #43:

score: 0
Accepted
time: 782ms
memory: 102408kb

input:

1000000 1000000
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output:

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result:

ok 332080 lines

Test #44:

score: 0
Accepted
time: 945ms
memory: 102328kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #45:

score: 0
Accepted
time: 403ms
memory: 100424kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #46:

score: 0
Accepted
time: 579ms
memory: 102416kb

input:

1000000 1000000
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output:

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result:

ok 1000000 lines

Test #47:

score: 0
Accepted
time: 763ms
memory: 102348kb

input:

1000000 1000000
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output:

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result:

ok 749892 lines

Extra Test:

score: 0
Extra Test Passed