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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#560042#5402. 术树数Flamire18 554ms438896kbC++172.7kb2024-09-12 11:37:392024-09-12 11:37:41

Judging History

你现在查看的是最新测评结果

  • [2024-09-12 11:37:41]
  • 评测
  • 测评结果:18
  • 用时:554ms
  • 内存:438896kb
  • [2024-09-12 11:37:39]
  • 提交

answer

#include <bits/stdc++.h>
#define pii pair<int,int>
#define s1 first
#define s2 second
#define N 200011
using namespace std;
int q,k,m,n,pw[55];
struct num{int a[26];num(){memset(a,0,sizeof(a));}num(int _x){for(int i=0;i<m;++i)a[i]=_x/pw[i]%k;}int& operator[](int x){return a[x];}};
num operator+(num a,num b){num c;for(int i=0;i<m;++i)c[i]=(a[i]+b[i])%k;return c;}
num operator-(num a,num b){num c;for(int i=0;i<m;++i)c[i]=(a[i]+k-b[i])%k;return c;}
num operator*(num a,int v){num c;for(int i=0;i<m;++i)c[i]=1ll*a[i]*v%k;return c;}
num operator*(int v,num a){num c;for(int i=0;i<m;++i)c[i]=1ll*a[i]*v%k;return c;}
int fa[N][21],dep[N];num faw[N][21];
num bs[55];
pair<num,num> red(num a,num b,int id)
{
	if(!b[id])return {a,b};
	return red(b,a-(a[id]/b[id])*b,id);
}
void ins(num x)
{//printf("ins(");for(int i=0;i<m;++i)printf("%d ",x.a[i]);printf(")\n");
	for(int i=m-1;~i;--i)if(x[i])
	{
		if(bs[i][i])
		{
			auto tt=red(bs[i],x,i);
			bs[i]=tt.s1;x=tt.s2;
		}
		else{bs[i]=x;break;}
	}
}
num query(int x,int y)
{
	if(dep[x]<dep[y])swap(x,y);
	num ans;
	for(int i=20;~i;--i)if(dep[x]-(1<<i)>=dep[y])ans=ans+faw[x][i],x=fa[x][i];if(x==y)return ans;
	for(int i=20;~i;--i)if(fa[x][i]^fa[y][i])ans=ans+faw[x][i]+faw[y][i],x=fa[x][i],y=fa[y][i];return ans+faw[x][0]+faw[y][0];
}
int gcd(int a,int b){return !b?a:gcd(b,a%b);}
void exgcd(int a,int b,int &x,int &y)
{
	if(!b){x=1;y=0;return;}
	exgcd(b,a%b,y,x);y-=(a/b)*x;
}
num search(num x)
{
	// printf("bs:\n");
	// for(int i=m-1;~i;--i)
	// {
	// 	for(int j=m-1;~j;--j)printf("%d ",bs[i][j]);putchar(10);
	// }
	for(int i=m-1;~i;--i)if(bs[i][i])
	{
		int g=gcd(x[i],bs[i][i]);
		int y=x[i]%g;
		int kk,t;
		exgcd(bs[i][i],k,kk,t);
		kk=((kk*(y-x[i])/g)%k+k)%k;
		x=x+kk*bs[i];
	}
	return x;
}
int main()
{
	scanf("%d%d%d",&q,&k,&m);
	pw[0]=1;for(int i=1;i<=m;++i)pw[i]=pw[i-1]*k;
	n=1;
	for(int i=1;i<=q;++i)
	{//printf("------------------------------------------\n");
		int cmd,x,y;
		scanf("%d%d%d",&cmd,&x,&y);
		if(cmd==1)
		{
			++n;
			fa[n][0]=x;faw[n][0]=y;dep[n]=dep[x]+1;
			for(int i=1;i<=20;++i)fa[n][i]=fa[fa[n][i-1]][i-1],faw[n][i]=faw[n][i-1]+faw[fa[n][i-1]][i-1];
			// for(int i=0;(1<<i)<dep[n];++i)
			// {
			// 	printf("faw[%d]:",i);for(int j=0;j<m;++j)printf("%d ",faw[n][i][j]);putchar(10);
			// }
			ins((num)y+(num)y);
		}
		else if(cmd==2)
		{
			int v;scanf("%d",&v);
			ins(query(x,y)+v);
		}
		else
		{
			if(k%2==1)printf("0\n");
			else
			{
				num val=query(x,y);
				// printf("val:");for(int i=0;i<m;++i)printf("%d ",val[i]);putchar(10);
				num ans=search(query(x,y));
				int h=0;
				for(int i=0;i<m;++i)h+=pw[i]*ans[i];
				printf("%d\n",h);
			}
		}
	}
	fclose(stdin);fclose(stdout);return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Subtask #1:

score: 0
Wrong Answer

Test #1:

score: 2
Accepted
time: 59ms
memory: 430404kb

input:

30 7 3
1 1 301
1 1 236
1 2 278
3 2 4
3 2 4
2 1 4 265
1 1 242
1 4 278
1 6 337
3 2 3
2 5 7 304
2 5 6 34
1 4 178
3 6 7
3 5 7
3 1 4
1 1 178
3 3 4
3 1 6
3 3 4
2 6 7 131
1 1 213
3 1 3
2 3 10 11
3 4 6
2 5 9 169
1 6 9
2 5 10 29
1 9 111
3 9 11

output:

0
0
0
0
0
0
0
0
0
0
0
0

result:

ok 12 lines

Test #2:

score: 2
Accepted
time: 55ms
memory: 430424kb

input:

30 9 3
1 1 694
1 2 251
1 2 623
2 2 4 109
3 3 4
3 1 2
2 2 4 611
1 4 595
2 2 5 477
2 2 5 363
3 1 3
2 1 5 121
1 2 225
2 1 5 214
2 3 6 706
3 3 4
2 2 3 122
2 2 3 621
3 2 3
3 2 4
2 1 5 630
1 5 598
3 4 5
3 1 3
1 2 665
2 1 2 331
2 1 6 449
1 2 387
3 3 6
3 4 6

output:

0
0
0
0
0
0
0
0
0
0

result:

ok 10 lines

Test #3:

score: 0
Wrong Answer
time: 76ms
memory: 430384kb

input:

30 4 5
1 1 854
1 1 467
1 2 708
2 2 4 529
1 4 115
1 4 444
2 3 4 108
2 2 5 724
2 1 3 375
1 5 827
2 5 6 974
1 3 73
3 2 3
2 2 3 140
3 5 6
2 6 8 787
3 1 5
1 5 971
3 4 6
2 4 5 816
3 7 8
3 2 4
1 6 855
2 5 10 39
2 6 9 280
2 6 10 662
3 7 10
1 6 412
3 4 7
1 6 276

output:

0
768
768
768
0
0
0
0

result:

wrong answer 2nd lines differ - expected: '256', found: '768'

Subtask #2:

score: 0
Skipped

Dependency #1:

0%

Subtask #3:

score: 0
Wrong Answer

Test #21:

score: 11
Accepted
time: 333ms
memory: 438896kb

input:

198517 3 16
1 1 40710744
1 2 21885097
1 1 23592366
1 4 7387074
1 5 16074177
1 1 41027400
1 4 18082971
1 2 12822448
1 1 2286557
1 1 27896295
1 11 14532760
1 8 2357296
1 11 9190559
1 6 40503152
3 4 11
3 1 7
3 3 7
3 8 14
3 12 15
3 2 3
1 10 34606866
1 13 42718465
1 16 30353561
3 5 11
3 2 6
3 16 18
1 3 2...

output:

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

result:

ok 99662 lines

Test #22:

score: 0
Wrong Answer
time: 406ms
memory: 438880kb

input:

198073 8 8
1 1 4007183
1 1 411647
1 1 3301064
1 1 2747675
1 3 11141272
1 3 4308435
1 4 15582931
1 5 11340890
1 2 9172283
1 9 542280
1 10 12209796
1 3 2829956
3 1 3
1 3 724504
3 2 14
3 3 14
3 9 12
3 7 10
1 1 3594204
1 14 13600647
1 15 4589767
3 10 14
1 4 10564184
1 13 1781174
1 19 6067505
1 9 6735060...

output:

1839085
14680520
3592
22343
2098712
6336965
10508845
14848064
6323800
2262528
600
10649688
11963944
2355256
2101824
10769920
953856
126976
6656
0
493507
1480667
1
102011
7077917
10718744
2328261
7091011
28999
294976
169920
11272259
889320
14708736
442104
165568
12029440
6554168
14680072
56
16519112
...

result:

wrong answer 1st lines differ - expected: '262729', found: '1839085'

Subtask #4:

score: 0
Wrong Answer

Test #26:

score: 0
Wrong Answer
time: 208ms
memory: 436068kb

input:

198891 26426880 1
1 1 0
2 1 2 0
3 1 2
1 1 0
3 2 3
3 1 2
1 2 0
1 2 0
1 3 0
1 6 0
2 1 6 0
2 3 6 0
3 2 3
1 2 13213440
1 2 13213440
1 4 13213440
3 4 10
1 1 13213440
2 3 4 0
2 3 8 13213440
1 1 0
1 12 0
1 13 0
1 3 0
3 2 11
3 2 12
2 11 14 13213440
1 6 0
2 12 14 0
2 1 2 0
1 10 0
1 12 0
2 3 13 0
3 12 14
3 1 ...

output:

0
0
0
0
13213440
13213440
0
0
0
13213440
0
0
13213440
0
13213440
0
13213440
0
13213440
13213440
13213440
13213440
13213440
0
13213440
13213440
0
13213440
13213440
0
0
0
13213440
0
13213440
0
13213440
0
0
0
13213440
13213440
0
13213440
13213440
13213440
13213440
0
13213440
13213440
13213440
13213440
...

result:

wrong answer 520th lines differ - expected: '1468160', found: '13213440'

Subtask #5:

score: 15
Accepted

Test #30:

score: 15
Accepted
time: 532ms
memory: 436236kb

input:

199458 2 25
1 1 31252443
2 1 2 22827339
1 2 13517756
1 2 5635412
1 3 33397078
1 3 33542998
2 3 5 1484991
3 5 6
2 1 3 7938846
2 1 2 3665458
1 3 29150948
3 4 5
1 3 733545
1 7 4698781
1 7 21699192
1 6 10854390
3 3 8
3 4 8
1 2 6889338
2 1 12 27646676
2 6 8 24407215
1 11 20847453
3 4 13
1 6 16891344
3 4 ...

output:

150016
891079
733545
1048849
7306736
7012
6336311
7310241
705870
794721
112806
777734
2522042
203310
370916
2339461
699806
747148
597151
969956
2633367
376785
884917
884917
331441
2696956
2423527
2304668
2457533
2783258
690228
864462
360811
124716
2098167
48248
2869827
605003
235881
2739062
2861794
...

result:

ok 66461 lines

Test #31:

score: 15
Accepted
time: 554ms
memory: 436148kb

input:

198986 2 25
1 1 11331234
1 2 24833898
2 1 3 10628416
3 2 3
1 3 6115878
2 2 4 23717273
1 3 18406568
2 2 4 1949969
1 4 6063130
1 6 25760596
3 1 2
3 5 7
3 5 6
3 2 6
3 1 7
1 6 31753825
3 1 4
2 3 4 6115878
3 2 6
2 3 5 22447229
3 1 3
2 3 4 6115878
2 4 7 1813362
3 2 4
2 1 8 8192320
3 3 5
1 7 114729
1 9 188...

output:

969698
11331234
9443776
2324169
990686
1086581
11610035
990686
10628416
1949969
2269429
1949969
571284
3254790
682010
502346
824812
623366
377762
377762
2376509
884877
2316090
2244147
665245
341785
922389
928237
744294
69811
404242
789948
620664
513259
317968
222762
169970
969698
12365
1046658
91964...

result:

ok 65927 lines

Test #32:

score: 15
Accepted
time: 550ms
memory: 436124kb

input:

198119 2 25
1 1 1988220
2 1 2 10935842
2 1 2 10935842
3 1 2
1 2 9175257
2 1 2 30426983
1 3 21520990
1 2 7244347
2 3 5 19700729
1 3 24753647
3 4 6
2 1 2 30426983
3 2 4
1 6 25686082
2 1 6 22244116
1 7 20608501
3 3 6
1 2 29561714
2 2 3 21107138
1 1 21122181
1 6 7460982
2 7 9 19503627
1 9 8058976
3 1 8
...

output:

1988220
3266481
684956
994474
48107
1167209
4443137
4685362
1360512
4639448
238700
348592
278885
295451
489693
344667
180320
328346
407326
454344
485048
139415
148539
301162
209675
136220
454344
201497
48475
346271
411773
397728
487925
400145
418154
120548
273314
523155
476405
141994
243836
128983
7...

result:

ok 65949 lines

Subtask #6:

score: 3
Accepted

Test #33:

score: 3
Accepted
time: 92ms
memory: 431868kb

input:

49958 1023 2
1 1 122428
1 1 917186
2 2 3 53148
1 3 876461
2 1 3 968146
2 2 4 569341
2 3 4 199413
2 1 4 238371
1 3 127427
1 2 887225
2 1 4 776059
2 4 6 155479
2 1 6 795533
1 5 159578
3 5 6
2 2 5 758778
2 5 6 601115
3 4 7
1 4 202224
2 5 6 902346
3 1 6
3 5 7
3 3 5
1 2 791251
1 5 502214
2 6 7 929048
1 6...

output:

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

result:

ok 16607 lines

Test #34:

score: 3
Accepted
time: 313ms
memory: 436116kb

input:

198392 7 9
1 1 23598910
3 1 2
1 1 25616681
2 1 2 22101090
2 2 3 25455751
3 1 2
3 1 2
1 3 25668120
3 1 3
1 3 23878180
1 4 10885281
1 1 5873751
2 2 7 31608236
3 2 3
3 3 5
2 2 6 37313936
2 1 6 36853293
2 4 7 6773989
2 1 7 19143946
3 2 7
3 3 7
3 1 2
1 1 31756932
3 3 6
2 5 8 39585364
1 2 27162269
3 4 5
2...

output:

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

result:

ok 65758 lines

Subtask #7:

score: 0
Skipped

Dependency #1:

0%