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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#490406#8776. Not Another Constructive!LYY_yyyyAC ✓12ms21020kbC++141.3kb2024-07-25 15:04:332024-07-25 15:04:34

Judging History

你现在查看的是最新测评结果

  • [2024-07-25 15:04:34]
  • 评测
  • 测评结果:AC
  • 用时:12ms
  • 内存:21020kb
  • [2024-07-25 15:04:33]
  • 提交

answer

#include<bits/stdc++.h>
#define pb emplace_back
using namespace std;
int n,k;
string s;
bitset<2510> dp[52][52][52];
void find(int i,int j,int z,int k)
{
	if(!i) return;
	if(s[i]=='N'||s[i]=='?') 
	{
		if(j&&dp[i-1][j-1][z][k]) 
		{
			s[i]='N',find(i-1,j-1,z,k);
			return;
		}
	}
	if(s[i]=='A'||s[i]=='?') 
	{
		if(k-j*z>=0) 
		{
			if(dp[i-1][j][z][k-j*z]) 
			{
				s[i]='A';find(i-1,j,z,k-j*z);
				return;
			}
		}
	}
	if(s[i]=='C'||s[i]=='?') 
	{
		if(dp[i-1][j][z+1][k])
		{
			s[i]='C';find(i-1,j,z+1,k);
			return;
		}
	}
	s[i]=(s[i]=='?')?'B':s[i];
	find(i-1,j,z,k);
}
int main()
{
	ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);
	cin>>n>>k;for(int i=0;i<=n;i++) dp[0][0][i]=1;
	cin>>s,s='0'+s;
	for(int i=1;i<=n;i++)
	{
		for(int j=0;j<=n;j++)
		{
			for(int z=0;z+j<=n;z++)
			{
				if(s[i]=='N'||s[i]=='?') 
				{
					if(j) dp[i][j][z]|=dp[i-1][j-1][z];
				}
				if(s[i]=='A'||s[i]=='?') dp[i][j][z]|=dp[i-1][j][z]<<(j*z);
				if(s[i]=='C'||s[i]=='?') dp[i][j][z]|=dp[i-1][j][z+1];
				if(s[i]!='N'&&s[i]!='A'&&s[i]!='C') dp[i][j][z]|=dp[i-1][j][z];
			}
		}
	} 
	for(int i=0;i<=n;i++) 
	{
		if(dp[n][i][0][k])
		{
			find(n,i,0,k);
			for(int i=1;i<=n;i++) cout<<s[i];
			return 0;
		}
	}
	cout<<-1;
	return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 7444kb

input:

22 2
N??A??????C???????????

output:

NCCABBBBBACAAAAAAAAAAA

result:

ok correct

Test #2:

score: 0
Accepted
time: 2ms
memory: 5992kb

input:

18 0
COUNTINGSATELLITES

output:

COUNTINGSATELLITES

result:

ok correct

Test #3:

score: 0
Accepted
time: 0ms
memory: 3564kb

input:

2 1
??

output:

-1

result:

ok correct

Test #4:

score: 0
Accepted
time: 0ms
memory: 3620kb

input:

1 0
?

output:

A

result:

ok correct

Test #5:

score: 0
Accepted
time: 0ms
memory: 3624kb

input:

1 0
N

output:

N

result:

ok correct

Test #6:

score: 0
Accepted
time: 0ms
memory: 3596kb

input:

1 0
X

output:

X

result:

ok correct

Test #7:

score: 0
Accepted
time: 0ms
memory: 3596kb

input:

1 1
?

output:

-1

result:

ok correct

Test #8:

score: 0
Accepted
time: 0ms
memory: 3548kb

input:

1 1
N

output:

-1

result:

ok correct

Test #9:

score: 0
Accepted
time: 0ms
memory: 3584kb

input:

1 1
X

output:

-1

result:

ok correct

Test #10:

score: 0
Accepted
time: 0ms
memory: 3556kb

input:

2 0
??

output:

AA

result:

ok correct

Test #11:

score: 0
Accepted
time: 0ms
memory: 3608kb

input:

2 0
N?

output:

NA

result:

ok correct

Test #12:

score: 0
Accepted
time: 0ms
memory: 3624kb

input:

2 0
?C

output:

AC

result:

ok correct

Test #13:

score: 0
Accepted
time: 0ms
memory: 3616kb

input:

2 1
N?

output:

-1

result:

ok correct

Test #14:

score: 0
Accepted
time: 0ms
memory: 3640kb

input:

2 1
?C

output:

-1

result:

ok correct

Test #15:

score: 0
Accepted
time: 0ms
memory: 3648kb

input:

3 1
???

output:

NAC

result:

ok correct

Test #16:

score: 0
Accepted
time: 0ms
memory: 3604kb

input:

3 1
N??

output:

NAC

result:

ok correct

Test #17:

score: 0
Accepted
time: 0ms
memory: 3868kb

input:

3 1
?A?

output:

NAC

result:

ok correct

Test #18:

score: 0
Accepted
time: 0ms
memory: 3536kb

input:

3 1
??C

output:

NAC

result:

ok correct

Test #19:

score: 0
Accepted
time: 0ms
memory: 3876kb

input:

3 1
NA?

output:

NAC

result:

ok correct

Test #20:

score: 0
Accepted
time: 0ms
memory: 3580kb

input:

3 1
N?C

output:

NAC

result:

ok correct

Test #21:

score: 0
Accepted
time: 0ms
memory: 3596kb

input:

3 1
?AC

output:

NAC

result:

ok correct

Test #22:

score: 0
Accepted
time: 0ms
memory: 3880kb

input:

4 1
????

output:

NACA

result:

ok correct

Test #23:

score: 0
Accepted
time: 0ms
memory: 3708kb

input:

4 1
X???

output:

XNAC

result:

ok correct

Test #24:

score: 0
Accepted
time: 0ms
memory: 3684kb

input:

4 1
???Z

output:

NACZ

result:

ok correct

Test #25:

score: 0
Accepted
time: 0ms
memory: 3580kb

input:

4 1
?AA?

output:

-1

result:

ok correct

Test #26:

score: 0
Accepted
time: 0ms
memory: 3688kb

input:

4 1
N???

output:

NACA

result:

ok correct

Test #27:

score: 0
Accepted
time: 0ms
memory: 3636kb

input:

4 1
?N??

output:

ANAC

result:

ok correct

Test #28:

score: 0
Accepted
time: 0ms
memory: 3684kb

input:

4 1
??N?

output:

NANC

result:

ok correct

Test #29:

score: 0
Accepted
time: 0ms
memory: 3848kb

input:

4 1
???N

output:

NACN

result:

ok correct

Test #30:

score: 0
Accepted
time: 0ms
memory: 3908kb

input:

4 1
A???

output:

ANAC

result:

ok correct

Test #31:

score: 0
Accepted
time: 0ms
memory: 3676kb

input:

4 1
?A??

output:

NACA

result:

ok correct

Test #32:

score: 0
Accepted
time: 0ms
memory: 3848kb

input:

4 1
??A?

output:

ANAC

result:

ok correct

Test #33:

score: 0
Accepted
time: 0ms
memory: 3692kb

input:

4 1
???A

output:

NACA

result:

ok correct

Test #34:

score: 0
Accepted
time: 0ms
memory: 3708kb

input:

4 1
C???

output:

CNAC

result:

ok correct

Test #35:

score: 0
Accepted
time: 0ms
memory: 3684kb

input:

4 1
?C??

output:

NCAC

result:

ok correct

Test #36:

score: 0
Accepted
time: 0ms
memory: 3624kb

input:

4 1
??C?

output:

NACA

result:

ok correct

Test #37:

score: 0
Accepted
time: 0ms
memory: 3692kb

input:

4 1
???C

output:

ANAC

result:

ok correct

Test #38:

score: 0
Accepted
time: 0ms
memory: 3900kb

input:

5 4
?????

output:

NAACC

result:

ok correct

Test #39:

score: 0
Accepted
time: 1ms
memory: 3756kb

input:

6 14
??????

output:

-1

result:

ok correct

Test #40:

score: 0
Accepted
time: 1ms
memory: 3856kb

input:

7 14
???????

output:

-1

result:

ok correct

Test #41:

score: 0
Accepted
time: 1ms
memory: 4016kb

input:

8 43
????????

output:

-1

result:

ok correct

Test #42:

score: 0
Accepted
time: 1ms
memory: 4148kb

input:

9 55
?????????

output:

-1

result:

ok correct

Test #43:

score: 0
Accepted
time: 1ms
memory: 4272kb

input:

10 112
??????????

output:

-1

result:

ok correct

Test #44:

score: 0
Accepted
time: 1ms
memory: 4544kb

input:

11 110
???????????

output:

-1

result:

ok correct

Test #45:

score: 0
Accepted
time: 1ms
memory: 4592kb

input:

12 4
????????????

output:

NAACCAAAAAAA

result:

ok correct

Test #46:

score: 0
Accepted
time: 1ms
memory: 4640kb

input:

13 193
?????????????

output:

-1

result:

ok correct

Test #47:

score: 0
Accepted
time: 1ms
memory: 4900kb

input:

14 91
??????????????

output:

NNNANAAACACCCC

result:

ok correct

Test #48:

score: 0
Accepted
time: 2ms
memory: 7232kb

input:

15 15
???????????????

output:

NAAAAACCCAAAAAA

result:

ok correct

Test #49:

score: 0
Accepted
time: 0ms
memory: 5300kb

input:

16 261
????????????????

output:

-1

result:

ok correct

Test #50:

score: 0
Accepted
time: 0ms
memory: 5612kb

input:

17 514
?????????????????

output:

-1

result:

ok correct

Test #51:

score: 0
Accepted
time: 2ms
memory: 6032kb

input:

18 678
??????????????????

output:

-1

result:

ok correct

Test #52:

score: 0
Accepted
time: 2ms
memory: 6320kb

input:

19 40
???????????????????

output:

NAAAAAACCACCCCAAAAA

result:

ok correct

Test #53:

score: 0
Accepted
time: 0ms
memory: 6652kb

input:

20 1019
????????????????????

output:

-1

result:

ok correct

Test #54:

score: 0
Accepted
time: 3ms
memory: 7112kb

input:

21 1218
?????????????????????

output:

-1

result:

ok correct

Test #55:

score: 0
Accepted
time: 3ms
memory: 7452kb

input:

22 1348
??????????????????????

output:

-1

result:

ok correct

Test #56:

score: 0
Accepted
time: 0ms
memory: 7968kb

input:

23 476
???????????????????????

output:

-1

result:

ok correct

Test #57:

score: 0
Accepted
time: 0ms
memory: 8640kb

input:

24 1445
????????????????????????

output:

-1

result:

ok correct

Test #58:

score: 0
Accepted
time: 0ms
memory: 8872kb

input:

25 1331
?????????????????????????

output:

-1

result:

ok correct

Test #59:

score: 0
Accepted
time: 4ms
memory: 9444kb

input:

26 459
??????????????????????????

output:

NNNANAAAAAAAAAAAACCCCCCCCC

result:

ok correct

Test #60:

score: 0
Accepted
time: 5ms
memory: 10008kb

input:

27 398
???????????????????????????

output:

NNANAAAAAAAAAAAACCCCACCCCCC

result:

ok correct

Test #61:

score: 0
Accepted
time: 2ms
memory: 10584kb

input:

28 274
????????????????????????????

output:

NNAAAAAAAAAAAACCCCCCACCCCCAA

result:

ok correct

Test #62:

score: 0
Accepted
time: 0ms
memory: 11252kb

input:

29 1624
?????????????????????????????

output:

-1

result:

ok correct

Test #63:

score: 0
Accepted
time: 0ms
memory: 11896kb

input:

30 2079
??????????????????????????????

output:

-1

result:

ok correct

Test #64:

score: 0
Accepted
time: 0ms
memory: 12668kb

input:

31 2067
???????????????????????????????

output:

-1

result:

ok correct

Test #65:

score: 0
Accepted
time: 6ms
memory: 13416kb

input:

32 1267
????????????????????????????????

output:

-1

result:

ok correct

Test #66:

score: 0
Accepted
time: 4ms
memory: 14136kb

input:

33 928
?????????????????????????????????

output:

NNNNANAAAAAAAAAAAAAACCCCACCCCCCCC

result:

ok correct

Test #67:

score: 0
Accepted
time: 4ms
memory: 14972kb

input:

34 298
??????????????????????????????????

output:

NNAAAAAAAAAAAACCCCCCCACCCCCAAAAAAA

result:

ok correct

Test #68:

score: 0
Accepted
time: 0ms
memory: 15884kb

input:

35 2361
???????????????????????????????????

output:

-1

result:

ok correct

Test #69:

score: 0
Accepted
time: 0ms
memory: 17052kb

input:

36 489
????????????????????????????????????

output:

NANAAAAAAAAAAAAAAACCCACCCCCCCCCCCCAA

result:

ok correct

Test #70:

score: 0
Accepted
time: 3ms
memory: 17844kb

input:

37 294
?????????????????????????????????????

output:

NAAAAAAAAAAAAAAAAACCCCCCCCCCCCACCCCCA

result:

ok correct

Test #71:

score: 0
Accepted
time: 3ms
memory: 18716kb

input:

38 1558
??????????????????????????????????????

output:

NNNNNNAAANAAAAAAAAAAAACCCCCCCCCCCACCCC

result:

ok correct

Test #72:

score: 0
Accepted
time: 0ms
memory: 19732kb

input:

39 1319
???????????????????????????????????????

output:

NNNNANAAAAAAAAAAAAAAACCCCCACCCCCCCCCCCA

result:

ok correct

Test #73:

score: 0
Accepted
time: 6ms
memory: 20832kb

input:

40 993
????????????????????????????????????????

output:

NNNAAAAAAAAAAAAAAAAAACCCCCCCCCCCACCCCCCC

result:

ok correct

Test #74:

score: 0
Accepted
time: 7ms
memory: 20612kb

input:

40 498
ACNANACNNACNACNNNCNCNNNANNNACNCCACAA?ANA

output:

-1

result:

ok correct

Test #75:

score: 0
Accepted
time: 0ms
memory: 20620kb

input:

40 855
NAAANAACNNNCNAANCNANCNANACANCCAANCACNCAC

output:

-1

result:

ok correct

Test #76:

score: 0
Accepted
time: 0ms
memory: 20584kb

input:

40 1007
?CNACNNAANACANACNACCC?CAANNCCCCANNANCACN

output:

-1

result:

ok correct

Test #77:

score: 0
Accepted
time: 0ms
memory: 20660kb

input:

40 1778
NACANANN?CCANNCCAACNNCCNCCCNCCNACCNC?NNN

output:

-1

result:

ok correct

Test #78:

score: 0
Accepted
time: 3ms
memory: 20660kb

input:

40 2186
ACCCACAN?NNA?AACCNNNN?ANACCANCNCNNCA?NCN

output:

-1

result:

ok correct

Test #79:

score: 0
Accepted
time: 11ms
memory: 20644kb

input:

40 332
ACAC?NCCCANAA?ACCNNC?NAC?CAC?CNCNNACNNNN

output:

-1

result:

ok correct

Test #80:

score: 0
Accepted
time: 0ms
memory: 20928kb

input:

40 712
ANCNANAAC?CACAACA?CNACCCANAACCA?CNNAANCN

output:

-1

result:

ok correct

Test #81:

score: 0
Accepted
time: 0ms
memory: 20744kb

input:

40 1127
C?CAAAANNCANANAC?NCANACANAACAACANNCCNCAC

output:

-1

result:

ok correct

Test #82:

score: 0
Accepted
time: 3ms
memory: 20636kb

input:

40 1835
CANNCAANNNAANANNCACANAC?CCCCAACA?NNNCAC?

output:

-1

result:

ok correct

Test #83:

score: 0
Accepted
time: 7ms
memory: 20868kb

input:

40 2009
CANAAAN?ANAACNCCNCCNCAAANCANCCAN?CCNCAAN

output:

-1

result:

ok correct

Test #84:

score: 0
Accepted
time: 3ms
memory: 20720kb

input:

40 54
CNAC?ACAAC?ACC?ANC?C?NNCAANCCAC?NCN?CACA

output:

-1

result:

ok correct

Test #85:

score: 0
Accepted
time: 0ms
memory: 20936kb

input:

40 955
?A?ANA?NN?C?ANC??CNNACAAC?N?AAN?AN??ANNA

output:

-1

result:

ok correct

Test #86:

score: 0
Accepted
time: 3ms
memory: 20628kb

input:

40 1451
??CCCA?N?ACCN?C???NNN??C?ANAN??NCNA??NAN

output:

-1

result:

ok correct

Test #87:

score: 0
Accepted
time: 0ms
memory: 20712kb

input:

40 1526
CN??AC?CCCCNACCNCNCCNC?CAAN?C?CA??ANCN?A

output:

-1

result:

ok correct

Test #88:

score: 0
Accepted
time: 0ms
memory: 20720kb

input:

40 2453
C?NC?CCAAN?ACCCNCC??ACAANCANCNCNNAACC?NN

output:

-1

result:

ok correct

Test #89:

score: 0
Accepted
time: 7ms
memory: 20720kb

input:

40 166
?NC??AACAN??NCA?CCAA?A??CNNN?ACNN?AN?ANC

output:

ANCACAACANBCNCACCCAAAAAACNNNAACNNAANAANC

result:

ok correct

Test #90:

score: 0
Accepted
time: 0ms
memory: 20844kb

input:

40 887
?NA?AN?N?A?ANN??N?ANCAN?N????AC?NN?NA???

output:

NNANANANAAAANNAANAANCANCNACACACANNCNACCC

result:

ok correct

Test #91:

score: 0
Accepted
time: 3ms
memory: 20636kb

input:

40 1310
CCN?NNANC??CANN??NC?N??NA?NNNNCN?N?CCCCC

output:

-1

result:

ok correct

Test #92:

score: 0
Accepted
time: 0ms
memory: 20908kb

input:

40 1568
ANCN?N?NACC??NNN?AAC?AANA?CA?NC?CNNAN??N

output:

-1

result:

ok correct

Test #93:

score: 0
Accepted
time: 3ms
memory: 20892kb

input:

40 2035
CA?N?ACCNN??CANA?NC?NACNC??CC???NCA?N?AC

output:

-1

result:

ok correct

Test #94:

score: 0
Accepted
time: 3ms
memory: 20696kb

input:

40 126
AC?CACCCN???C?NCCN?NN??CN?CNCN?C?N?C?A?C

output:

ACACACCCNCCCCANCCNCNNCCCNACNCNACANACAAAC

result:

ok correct

Test #95:

score: 0
Accepted
time: 4ms
memory: 20656kb

input:

40 962
CCC???A??????AN?N???C?NN??CANA?CNA??N???

output:

CCCNNNANNANANANANAAACCNNAACANACCNACCNCCC

result:

ok correct

Test #96:

score: 0
Accepted
time: 3ms
memory: 20716kb

input:

40 1043
?A??NANA?CN?N?AN?ANN?CNAANCC??AAANNN????

output:

-1

result:

ok correct

Test #97:

score: 0
Accepted
time: 3ms
memory: 20728kb

input:

40 1638
N?ANA?NA???A??N?CNNAA???NC????CNN??AC??N

output:

-1

result:

ok correct

Test #98:

score: 0
Accepted
time: 4ms
memory: 20880kb

input:

40 2240
NNC??NCA???N?N?NNC??CNNNAN??C?AN??AC?C??

output:

-1

result:

ok correct

Test #99:

score: 0
Accepted
time: 3ms
memory: 20924kb

input:

40 55
N?NCNC????C?A??A?A?NN??ACC??C??NC???ACN?

output:

-1

result:

ok correct

Test #100:

score: 0
Accepted
time: 3ms
memory: 20692kb

input:

40 639
C???NN??C?N?N????N?CA?NCAN????AN????NA??

output:

CNAANNAACANANAAAANACAANCANCACCANCACCNACA

result:

ok correct

Test #101:

score: 0
Accepted
time: 4ms
memory: 20692kb

input:

40 1438
?C?A?NA?AN???CA???NAAAN??A?NNANNCAA?????

output:

-1

result:

ok correct

Test #102:

score: 0
Accepted
time: 3ms
memory: 20980kb

input:

40 1660
???C?A???????NN??AANNAC???A?CN??ACN?AC?C

output:

-1

result:

ok correct

Test #103:

score: 0
Accepted
time: 4ms
memory: 20752kb

input:

40 2016
??AA??N?N??A?C?C????????C????C?C?CN??N?A

output:

-1

result:

ok correct

Test #104:

score: 0
Accepted
time: 3ms
memory: 20756kb

input:

40 242
?C???A???AA??A??C?CN???C???A?ANA?NN??AA?

output:

NCAAAAAAAAAAAAACCCCNAAACCCCACANACNNCAAAC

result:

ok correct

Test #105:

score: 0
Accepted
time: 3ms
memory: 20808kb

input:

40 711
??A?AA?C??C???CCNA?????C????A?????A??C??

output:

NNANAAACAACCAACCNAAAAAACCCCCACCCACACCCAA

result:

ok correct

Test #106:

score: 0
Accepted
time: 4ms
memory: 20832kb

input:

40 1094
??AACN??N?A?????C????AA??CC???CC?N?A????

output:

NNAACNANNAAAAAAACAAAAAAAACCCCACCCNCACCCC

result:

ok correct

Test #107:

score: 0
Accepted
time: 3ms
memory: 20636kb

input:

40 1878
?A??AACCA????N???A???C?C?C??C?NANC?N?NAC

output:

-1

result:

ok correct

Test #108:

score: 0
Accepted
time: 3ms
memory: 20736kb

input:

40 2082
AC??ACANC?CN?C?N???C?N???N??C?CC?????C?C

output:

-1

result:

ok correct

Test #109:

score: 0
Accepted
time: 4ms
memory: 20676kb

input:

40 268
N?N??NNNCNC??CAC????A?C?????N???AN??NC??

output:

NCNAANNNCNCAACACACCAAACAAAAANAAAANAANCAA

result:

ok correct

Test #110:

score: 0
Accepted
time: 3ms
memory: 20840kb

input:

40 960
?????????N???NA?????????C??AC???AN?A???A

output:

NNANAAAAANAAANAAAAAACACACCCACCCCANCACCCA

result:

ok correct

Test #111:

score: 0
Accepted
time: 4ms
memory: 20736kb

input:

40 1342
???C?????C?????NA?N??N?C?????A?N???NA???

output:

NNNCNNNNNCNAAANNAANAANACAACCCACNCCCNACCC

result:

ok correct

Test #112:

score: 0
Accepted
time: 0ms
memory: 20692kb

input:

40 1739
?A?A???A???N?A??N???C???NCC??C??ANN???A?

output:

-1

result:

ok correct

Test #113:

score: 0
Accepted
time: 4ms
memory: 20808kb

input:

40 2484
??????N????N?????N?C??N????????????A???N

output:

-1

result:

ok correct

Test #114:

score: 0
Accepted
time: 3ms
memory: 20756kb

input:

40 116
?CN????????A??A???C????????????????C????

output:

ACNAAAAAAAAAACACCACCCCCAAAAAAAAAAAACAAAA

result:

ok correct

Test #115:

score: 0
Accepted
time: 12ms
memory: 20784kb

input:

40 538
NC???N?????????????NN??N????????CC???N??

output:

NCAAANAAAAAAAAAACCCNNAANAAAACCCCCCCACNCA

result:

ok correct

Test #116:

score: 0
Accepted
time: 0ms
memory: 20840kb

input:

40 1128
?????AN?????CN????N?A????C???C??????????

output:

NNNAAANAAAAACNAAAANAAAAACCACCCCCCCCCCACA

result:

ok correct

Test #117:

score: 0
Accepted
time: 4ms
memory: 20864kb

input:

40 1819
?????????C?AC?????C??A??NC?????????????C

output:

-1

result:

ok correct

Test #118:

score: 0
Accepted
time: 4ms
memory: 20804kb

input:

40 2198
??????A???N????????ANN???N?C??????C?????

output:

-1

result:

ok correct

Test #119:

score: 0
Accepted
time: 4ms
memory: 20816kb

input:

40 373
???????????C?A?????????A???A?C??????????

output:

NANAAAAAAAACAAAAACCCCCCAACCACCCCAAAAAAAA

result:

ok correct

Test #120:

score: 0
Accepted
time: 8ms
memory: 21020kb

input:

40 744
?????????????????C????????????A????C???N

output:

NNNAAAAAAAAAAAAAACAACCCCCCCCCAACCCCCAAAN

result:

ok correct

Test #121:

score: 0
Accepted
time: 8ms
memory: 20752kb

input:

40 1103
???????????????????????????N????????????

output:

NNNNAAAAAAAAAAAAAAAAACCCCCCNCCCCCCCACCCA

result:

ok correct

Test #122:

score: 0
Accepted
time: 4ms
memory: 20900kb

input:

40 1866
???????A??????A??A???????????????C??????

output:

NNNNNNNANAAAAAAAAAAAAAAACCCACCCCCCCCCCCA

result:

ok correct

Test #123:

score: 0
Accepted
time: 0ms
memory: 20876kb

input:

40 2466
????????????CN?????????????????N??CA????

output:

-1

result:

ok correct

Test #124:

score: 0
Accepted
time: 8ms
memory: 20828kb

input:

40 1
?????????????????????????????????????NAC

output:

AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAANAC

result:

ok correct