QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#890783#9727. Barkley IIIweizhiyonghu#AC ✓1236ms96196kbC++142.9kb2025-02-09 02:56:552025-02-09 02:57:00

Judging History

This is the latest submission verdict.

  • [2025-02-09 02:57:00]
  • Judged
  • Verdict: AC
  • Time: 1236ms
  • Memory: 96196kb
  • [2025-02-09 02:56:55]
  • Submitted

answer

#include <bits/stdc++.h>
#define ll long long
#define ull unsigned long long
#define lson u<<1
#define rson u<<1|1
#define pii pair<ull,ull>

using namespace std;
const int N=1e6+10;
const ull inf=(~0ull);
int n,q;
ull a[N];
struct node {
	int l,r;
	ull v,s,t;
	bool flg;
} tr[N<<2];

void pushup(int u) {
	tr[u].v=(tr[lson].v&tr[rson].v);
	tr[u].s=((tr[lson].v&tr[rson].s)|(tr[lson].s&tr[rson].v));
	return;
}

void pushdown(int u) {
	if(tr[u].t!=inf) {
		tr[lson].t&=tr[u].t;
		tr[rson].t&=tr[u].t;
		tr[lson].v&=tr[u].t;
		tr[rson].v&=tr[u].t;
		if(!tr[lson].flg) tr[lson].s&=tr[u].t;
		if(!tr[rson].flg) tr[rson].s&=tr[u].t;
		tr[u].t=inf;
	}
	return ;
}

void build(int u,int l,int r) {
	tr[u].l=l,tr[u].r=r,tr[u].t=inf;
	if(l==r) {
		tr[u].v=a[l];
		tr[u].s=inf;
		tr[u].flg=true;
		return;
	}
	int mid=(tr[u].l+tr[u].r)>>1;
	build(lson,l,mid);
	build(rson,mid+1,r);
	pushup(u);
	return;
}

void modify1(int u,int l,int r,ull v) {
	if(tr[u].l>=l&&tr[u].r<=r) {
		tr[u].v&=v;
		tr[u].t&=v;
		if(!tr[u].flg) tr[u].s&=v;
		return;
	}
	pushdown(u);
	int mid=(tr[u].l+tr[u].r)>>1;
	if(l<=mid) modify1(lson,l,r,v);
	if(r>mid) modify1(rson,l,r,v);
	pushup(u);
	return ;
}

void modify2(int u,int p,ull v) {
	if(tr[u].l==p&&tr[u].r==p) {
		tr[u].v=v;
		return ;
	}
	pushdown(u);
	int mid=(tr[u].l+tr[u].r)>>1;
	if(p<=mid) modify2(lson,p,v);
	if(p>mid) modify2(rson,p,v);
	pushup(u);
	return ;
}

pii qry1(int u,int l,int r) {
	if(tr[u].l>=l&&tr[u].r<=r) {
		pii ret={tr[u].v,tr[u].s};
		return ret;
	}
	pushdown(u);
	int mid=(tr[u].l+tr[u].r)>>1;
	if(l>mid) return qry1(rson,l,r);
	if(r<=mid) return qry1(lson,l,r);
	pii retL=qry1(lson,l,r),retR=qry1(rson,l,r);
	pii ret;
	ret.first=(retL.first&retR.first);
	ret.second=((retL.first&retR.second)|(retL.second&retR.first));
	return ret;
}

int qry2(int u,int l,int r,int p) {
	if((tr[u].v>>p)&1) return 0;
	if(tr[u].l==tr[u].r) return tr[u].l;
	int mid=(tr[u].l+tr[u].r)>>1;
	if(l>mid) return qry2(rson,l,r,p);
	if(r<=mid) return qry2(lson,l,r,p);
	int ret=qry2(lson,l,r,p);
	if(ret) return ret;
	else return qry2(rson,l,r,p);
}

signed main() {
	ios::sync_with_stdio(false);
	cin.tie(0),cout.tie(0);
	
	cin>>n>>q;
	for(int i=1;i<=n;i++) {
		cin>>a[i];
	}
	build(1,1,n);
	while(q--) {
		int opt;
		cin>>opt;
		if(opt==1) {
			int l,r;
			ull x;
			cin>>l>>r>>x;
			modify1(1,l,r,x);
		} else if(opt==2) {
			int p;
			ull x;
			cin>>p>>x;
			modify2(1,p,x);
		} else if(opt==3) {
			int l,r;
			cin>>l>>r;
			pii ret=qry1(1,l,r);
			ull val=ret.first,s=ret.second;
			if(val==s) {
				cout<<val<<"\n";
				continue;
			}
			for(int i=63;i>=0;i--)
				if(((s>>i)&1)&&(!((val>>i)&1))) {
					int p=qry2(1,l,r,i);
					ull ans=inf;
					if(p!=l) ans&=qry1(1,l,p-1).first;
					if(p!=r) ans&=qry1(1,p+1,r).first;
					cout<<ans<<"\n";
					break;
				}
		}
	}
	return 0;
}

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: 0ms
memory: 5856kb

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: 5732kb

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: 5864kb

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: 1ms
memory: 5644kb

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
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0
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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: 61ms
memory: 18888kb

input:

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

output:

0
0
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0
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...

result:

ok 75105 lines

Test #6:

score: 0
Accepted
time: 909ms
memory: 96072kb

input:

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

output:

0
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0...

result:

ok 749866 lines

Test #7:

score: 0
Accepted
time: 885ms
memory: 96068kb

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
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0
0
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0
0
0
0
0
...

result:

ok 749822 lines

Test #8:

score: 0
Accepted
time: 885ms
memory: 96068kb

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
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...

result:

ok 749812 lines

Test #9:

score: 0
Accepted
time: 931ms
memory: 96064kb

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
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0
...

result:

ok 748638 lines

Test #10:

score: 0
Accepted
time: 1ms
memory: 5560kb

input:

2 2
3937866409909043622 2873041425983999763
2 2 3645842096674595914
2 1 5018240021376355677

output:


result:

ok 0 lines

Test #11:

score: 0
Accepted
time: 920ms
memory: 96056kb

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: 914ms
memory: 96052kb

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: 892ms
memory: 96196kb

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
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4647719230811407937
4611686018427396096
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4415226380288
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4665729214006427657
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4665729213955833856
0
4665733612138661120
0
0
4611686018429485056
4666015104295802624
0
0
0
0
0
4...

result:

ok 749804 lines

Test #14:

score: 0
Accepted
time: 895ms
memory: 96060kb

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
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0
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0
0
673367418922088530
72127962782892032
18014398509481984
0
704052...

result:

ok 749806 lines

Test #15:

score: 0
Accepted
time: 863ms
memory: 96068kb

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
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0
8589934592
705069918064678
704786953404416
0
0
1268538845505400998
1268538845505400998
4503633987117056
8589934592
0
633318697730048
2251804108783616
0
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0
4503599627374592
0
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0
704791248371712
1099511627776
0
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1268538845505400998
0
0
633318731153408
1268538...

result:

ok 749818 lines

Test #16:

score: 0
Accepted
time: 853ms
memory: 94148kb

input:

1000000 1000000
8796374617094329340 8796374617094329340 8796374617094329340 8796374617094329340 8796374617094329340 8796374617094329340 8796374617094329340 8796374617094329340 8796374617094329340 8796374617094329340 8796374617094329340 8796374617094329340 8796374617094329340 8796374617094329340 8796...

output:

0
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result:

ok 749921 lines

Test #17:

score: 0
Accepted
time: 863ms
memory: 96188kb

input:

1000000 1000000
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output:

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result:

ok 749798 lines

Test #18:

score: 0
Accepted
time: 903ms
memory: 96064kb

input:

1000000 1000000
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output:

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result:

ok 332866 lines

Test #19:

score: 0
Accepted
time: 1108ms
memory: 96072kb

input:

1000000 1000000
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output:

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result:

ok single line: '2984855923226151208'

Test #20:

score: 0
Accepted
time: 658ms
memory: 96052kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #21:

score: 0
Accepted
time: 805ms
memory: 96000kb

input:

1000000 1000000
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output:

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result:

ok 1000000 lines

Test #22:

score: 0
Accepted
time: 872ms
memory: 96184kb

input:

1000000 1000000
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output:

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result:

ok 749894 lines

Test #23:

score: 0
Accepted
time: 881ms
memory: 96060kb

input:

1000000 1000000
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output:

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result:

ok 332716 lines

Test #24:

score: 0
Accepted
time: 1089ms
memory: 96064kb

input:

1000000 1000000
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output:

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result:

ok single line: '8665112799136011124'

Test #25:

score: 0
Accepted
time: 651ms
memory: 94020kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #26:

score: 0
Accepted
time: 1236ms
memory: 94152kb

input:

1000000 1000000
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output:

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result:

ok 1000000 lines

Test #27:

score: 0
Accepted
time: 872ms
memory: 96064kb

input:

1000000 1000000
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output:

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result:

ok 748681 lines

Test #28:

score: 0
Accepted
time: 875ms
memory: 96060kb

input:

1000000 1000000
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output:

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result:

ok 333960 lines

Test #29:

score: 0
Accepted
time: 1108ms
memory: 94016kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #30:

score: 0
Accepted
time: 665ms
memory: 96192kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #31:

score: 0
Accepted
time: 951ms
memory: 94020kb

input:

1000000 1000000
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output:

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result:

ok 1000000 lines

Test #32:

score: 0
Accepted
time: 861ms
memory: 93972kb

input:

1000000 1000000
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output:

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result:

ok 748671 lines

Test #33:

score: 0
Accepted
time: 884ms
memory: 94140kb

input:

1000000 1000000
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output:

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result:

ok 333672 lines

Test #34:

score: 0
Accepted
time: 1083ms
memory: 96068kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #35:

score: 0
Accepted
time: 665ms
memory: 96060kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #36:

score: 0
Accepted
time: 773ms
memory: 96068kb

input:

1000000 1000000
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output:

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result:

ok 1000000 lines

Test #37:

score: 0
Accepted
time: 839ms
memory: 94016kb

input:

1000000 1000000
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output:

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result:

ok 749802 lines

Test #38:

score: 0
Accepted
time: 884ms
memory: 96064kb

input:

1000000 1000000
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output:

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result:

ok 333436 lines

Test #39:

score: 0
Accepted
time: 1063ms
memory: 94012kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #40:

score: 0
Accepted
time: 667ms
memory: 96064kb

input:

1000000 1000000
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output:

0

result:

ok single line: '0'

Test #41:

score: 0
Accepted
time: 776ms
memory: 96188kb

input:

1000000 1000000
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output:

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result:

ok 1000000 lines

Test #42:

score: 0
Accepted
time: 836ms
memory: 96064kb

input:

1000000 1000000
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output:

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result:

ok 749867 lines

Test #43:

score: 0
Accepted
time: 884ms
memory: 96020kb

input:

1000000 1000000
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output:

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result:

ok 332080 lines

Test #44:

score: 0
Accepted
time: 1140ms
memory: 96196kb

input:

1000000 1000000
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output:

0

result:

ok single line: '0'

Test #45:

score: 0
Accepted
time: 664ms
memory: 96068kb

input:

1000000 1000000
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output:

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result:

ok single line: '0'

Test #46:

score: 0
Accepted
time: 826ms
memory: 96064kb

input:

1000000 1000000
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output:

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result:

ok 1000000 lines

Test #47:

score: 0
Accepted
time: 891ms
memory: 94148kb

input:

1000000 1000000
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output:

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result:

ok 749892 lines

Extra Test:

score: 0
Extra Test Passed