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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#490879#8776. Not Another Constructive!c20251735AC ✓5ms11132kbC++141.1kb2024-07-25 16:38:062024-07-25 16:38:07

Judging History

你现在查看的是最新测评结果

  • [2024-07-25 16:38:07]
  • 评测
  • 测评结果:AC
  • 用时:5ms
  • 内存:11132kb
  • [2024-07-25 16:38:06]
  • 提交

answer

#include<bits/stdc++.h>
#define ll long long
using namespace std;
const int N=50;
int n,k;
char s[N],ans[N];
bitset<2510> f[N][N][N];
int main(){
	cin>>n>>k>>(s+1);
	for(int i=0;i<=n;i++)
		f[0][0][i][0]=1;
	for(int i=1;i<=n;i++)
		for(int j=0;j<=i;j++)
			for(int p=0;p<=n-i+1;p++){
				if(s[i]!='N'&&s[i]!='A'&&s[i]!='C') f[i][j][p]|=f[i-1][j][p]; 
				if((s[i]=='N'||s[i]=='?')&&j) f[i][j][p]|=f[i-1][j-1][p];
				if((s[i]=='C'||s[i]=='?')&&p+1<=n) f[i][j][p]|=f[i-1][j][p+1];
				if(s[i]=='A'||s[i]=='?') f[i][j][p]|=f[i-1][j][p]<<(j*p);
  			}
  	for(int i=0;i<=n;i++){
  		if(f[n][i][0][k]){
  			int l=i,r=0,cnt=k;
  			for(int j=n;j>=1;j--){
  				if((s[j]=='N'||s[j]=='?')&&l&&f[j-1][l-1][r][cnt]) ans[j]='N',l--;
  				else if((s[j]=='C'||s[j]=='?')&&r+1<=n&&f[j-1][l][r+1][cnt]) ans[j]='C',r++;
  				else if((s[j]=='A'||s[j]=='?')&&cnt-l*r>=0&&f[j-1][l][r][cnt-l*r]) ans[j]='A',cnt-=r*l;
  				else if(s[j]=='?') ans[j]='Z';
  				else ans[j]=s[j];
  			}
  			for(int j=1;j<=n;j++)cout<<ans[j];
  			return 0;
  		}
  	}
  	cout<<-1;
	return 0;
}

詳細信息

Test #1:

score: 100
Accepted
time: 2ms
memory: 5472kb

input:

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

output:

NCCAZZZZZZCZZZZZZZZZZC

result:

ok correct

Test #2:

score: 0
Accepted
time: 1ms
memory: 4876kb

input:

18 0
COUNTINGSATELLITES

output:

COUNTINGSATELLITES

result:

ok correct

Test #3:

score: 0
Accepted
time: 0ms
memory: 3632kb

input:

2 1
??

output:

-1

result:

ok correct

Test #4:

score: 0
Accepted
time: 0ms
memory: 3576kb

input:

1 0
?

output:

C

result:

ok correct

Test #5:

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

input:

1 0
N

output:

N

result:

ok correct

Test #6:

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

input:

1 0
X

output:

X

result:

ok correct

Test #7:

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

input:

1 1
?

output:

-1

result:

ok correct

Test #8:

score: 0
Accepted
time: 0ms
memory: 3544kb

input:

1 1
N

output:

-1

result:

ok correct

Test #9:

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

input:

1 1
X

output:

-1

result:

ok correct

Test #10:

score: 0
Accepted
time: 0ms
memory: 3704kb

input:

2 0
??

output:

CC

result:

ok correct

Test #11:

score: 0
Accepted
time: 0ms
memory: 3644kb

input:

2 0
N?

output:

NC

result:

ok correct

Test #12:

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

input:

2 0
?C

output:

CC

result:

ok correct

Test #13:

score: 0
Accepted
time: 0ms
memory: 3696kb

input:

2 1
N?

output:

-1

result:

ok correct

Test #14:

score: 0
Accepted
time: 0ms
memory: 3552kb

input:

2 1
?C

output:

-1

result:

ok correct

Test #15:

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

input:

3 1
???

output:

NAC

result:

ok correct

Test #16:

score: 0
Accepted
time: 0ms
memory: 3728kb

input:

3 1
N??

output:

NAC

result:

ok correct

Test #17:

score: 0
Accepted
time: 0ms
memory: 3732kb

input:

3 1
?A?

output:

NAC

result:

ok correct

Test #18:

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

input:

3 1
??C

output:

NAC

result:

ok correct

Test #19:

score: 0
Accepted
time: 0ms
memory: 3532kb

input:

3 1
NA?

output:

NAC

result:

ok correct

Test #20:

score: 0
Accepted
time: 0ms
memory: 3732kb

input:

3 1
N?C

output:

NAC

result:

ok correct

Test #21:

score: 0
Accepted
time: 0ms
memory: 3576kb

input:

3 1
?AC

output:

NAC

result:

ok correct

Test #22:

score: 0
Accepted
time: 0ms
memory: 3668kb

input:

4 1
????

output:

CNAC

result:

ok correct

Test #23:

score: 0
Accepted
time: 0ms
memory: 3668kb

input:

4 1
X???

output:

XNAC

result:

ok correct

Test #24:

score: 0
Accepted
time: 0ms
memory: 3672kb

input:

4 1
???Z

output:

NACZ

result:

ok correct

Test #25:

score: 0
Accepted
time: 0ms
memory: 3600kb

input:

4 1
?AA?

output:

-1

result:

ok correct

Test #26:

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

input:

4 1
N???

output:

NCAC

result:

ok correct

Test #27:

score: 0
Accepted
time: 0ms
memory: 3660kb

input:

4 1
?N??

output:

CNAC

result:

ok correct

Test #28:

score: 0
Accepted
time: 0ms
memory: 3560kb

input:

4 1
??N?

output:

NANC

result:

ok correct

Test #29:

score: 0
Accepted
time: 0ms
memory: 3560kb

input:

4 1
???N

output:

NACN

result:

ok correct

Test #30:

score: 0
Accepted
time: 0ms
memory: 3664kb

input:

4 1
A???

output:

ANAC

result:

ok correct

Test #31:

score: 0
Accepted
time: 0ms
memory: 3660kb

input:

4 1
?A??

output:

NAZC

result:

ok correct

Test #32:

score: 0
Accepted
time: 0ms
memory: 3660kb

input:

4 1
??A?

output:

CNAC

result:

ok correct

Test #33:

score: 0
Accepted
time: 0ms
memory: 3664kb

input:

4 1
???A

output:

NACA

result:

ok correct

Test #34:

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

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: 3672kb

input:

4 1
??C?

output:

NACA

result:

ok correct

Test #37:

score: 0
Accepted
time: 0ms
memory: 3696kb

input:

4 1
???C

output:

CNAC

result:

ok correct

Test #38:

score: 0
Accepted
time: 1ms
memory: 3632kb

input:

5 4
?????

output:

NAACC

result:

ok correct

Test #39:

score: 0
Accepted
time: 1ms
memory: 3816kb

input:

6 14
??????

output:

-1

result:

ok correct

Test #40:

score: 0
Accepted
time: 1ms
memory: 3796kb

input:

7 14
???????

output:

-1

result:

ok correct

Test #41:

score: 0
Accepted
time: 1ms
memory: 3772kb

input:

8 43
????????

output:

-1

result:

ok correct

Test #42:

score: 0
Accepted
time: 1ms
memory: 3792kb

input:

9 55
?????????

output:

-1

result:

ok correct

Test #43:

score: 0
Accepted
time: 1ms
memory: 3968kb

input:

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

output:

-1

result:

ok correct

Test #44:

score: 0
Accepted
time: 0ms
memory: 4064kb

input:

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

output:

-1

result:

ok correct

Test #45:

score: 0
Accepted
time: 0ms
memory: 4012kb

input:

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

output:

CCCCCCNACCCC

result:

ok correct

Test #46:

score: 0
Accepted
time: 0ms
memory: 4152kb

input:

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

output:

-1

result:

ok correct

Test #47:

score: 0
Accepted
time: 0ms
memory: 4340kb

input:

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

output:

NNNANAAACACCCC

result:

ok correct

Test #48:

score: 0
Accepted
time: 1ms
memory: 4424kb

input:

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

output:

CCCCNACACCCCCCC

result:

ok correct

Test #49:

score: 0
Accepted
time: 1ms
memory: 4548kb

input:

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

output:

-1

result:

ok correct

Test #50:

score: 0
Accepted
time: 1ms
memory: 4636kb

input:

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

output:

-1

result:

ok correct

Test #51:

score: 0
Accepted
time: 1ms
memory: 4896kb

input:

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

output:

-1

result:

ok correct

Test #52:

score: 0
Accepted
time: 0ms
memory: 4964kb

input:

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

output:

CNACAACCCCCCCCCCCCC

result:

ok correct

Test #53:

score: 0
Accepted
time: 1ms
memory: 5060kb

input:

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

output:

-1

result:

ok correct

Test #54:

score: 0
Accepted
time: 1ms
memory: 5316kb

input:

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

output:

-1

result:

ok correct

Test #55:

score: 0
Accepted
time: 2ms
memory: 5492kb

input:

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

output:

-1

result:

ok correct

Test #56:

score: 0
Accepted
time: 2ms
memory: 5672kb

input:

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

output:

-1

result:

ok correct

Test #57:

score: 0
Accepted
time: 0ms
memory: 5904kb

input:

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

output:

-1

result:

ok correct

Test #58:

score: 0
Accepted
time: 2ms
memory: 6112kb

input:

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

output:

-1

result:

ok correct

Test #59:

score: 0
Accepted
time: 2ms
memory: 6328kb

input:

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

output:

NNNANAAAAAAAAAAAACCCCCCCCC

result:

ok correct

Test #60:

score: 0
Accepted
time: 0ms
memory: 6512kb

input:

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

output:

NNANAAAACAAAAAACCCCCCCCCCCC

result:

ok correct

Test #61:

score: 0
Accepted
time: 3ms
memory: 6832kb

input:

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

output:

NNACAAAAAAACCCCCCCCCCCCCCCCC

result:

ok correct

Test #62:

score: 0
Accepted
time: 3ms
memory: 7188kb

input:

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

output:

-1

result:

ok correct

Test #63:

score: 0
Accepted
time: 3ms
memory: 7420kb

input:

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

output:

-1

result:

ok correct

Test #64:

score: 0
Accepted
time: 3ms
memory: 7700kb

input:

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

output:

-1

result:

ok correct

Test #65:

score: 0
Accepted
time: 3ms
memory: 8044kb

input:

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

output:

-1

result:

ok correct

Test #66:

score: 0
Accepted
time: 0ms
memory: 8332kb

input:

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

output:

NNNNAANAAAAAAAAAACCCCCCCCCCCCCCCC

result:

ok correct

Test #67:

score: 0
Accepted
time: 0ms
memory: 8620kb

input:

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

output:

NAANAAAACACCCCCCCCCCCCCCCCCCCCCCCC

result:

ok correct

Test #68:

score: 0
Accepted
time: 0ms
memory: 9056kb

input:

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

output:

-1

result:

ok correct

Test #69:

score: 0
Accepted
time: 0ms
memory: 9408kb

input:

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

output:

NACNAAAAAACAAAAAACCCCCCCCCCCCCCCCCCC

result:

ok correct

Test #70:

score: 0
Accepted
time: 2ms
memory: 9820kb

input:

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

output:

NAAAAAAAACAAAAACCCCCCCCCCCCCCCCCCCCCC

result:

ok correct

Test #71:

score: 0
Accepted
time: 5ms
memory: 10200kb

input:

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

output:

NNNNNNAANAAAAAAAAAACCCCCCCCCCCCCCCCCCC

result:

ok correct

Test #72:

score: 0
Accepted
time: 2ms
memory: 10708kb

input:

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

output:

NNNNANAAAAAAACAAAAACCCCCCCCCCCCCCCCCCCC

result:

ok correct

Test #73:

score: 0
Accepted
time: 0ms
memory: 11080kb

input:

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

output:

NNNAAAAAAAAAAACAAAAACCCCCCCCCCCCCCCCCCCC

result:

ok correct

Test #74:

score: 0
Accepted
time: 0ms
memory: 10968kb

input:

40 498
ACNANACNNACNACNNNCNCNNNANNNACNCCACAA?ANA

output:

-1

result:

ok correct

Test #75:

score: 0
Accepted
time: 2ms
memory: 10916kb

input:

40 855
NAAANAACNNNCNAANCNANCNANACANCCAANCACNCAC

output:

-1

result:

ok correct

Test #76:

score: 0
Accepted
time: 2ms
memory: 11044kb

input:

40 1007
?CNACNNAANACANACNACCC?CAANNCCCCANNANCACN

output:

-1

result:

ok correct

Test #77:

score: 0
Accepted
time: 0ms
memory: 10884kb

input:

40 1778
NACANANN?CCANNCCAACNNCCNCCCNCCNACCNC?NNN

output:

-1

result:

ok correct

Test #78:

score: 0
Accepted
time: 0ms
memory: 11028kb

input:

40 2186
ACCCACAN?NNA?AACCNNNN?ANACCANCNCNNCA?NCN

output:

-1

result:

ok correct

Test #79:

score: 0
Accepted
time: 0ms
memory: 10996kb

input:

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

output:

-1

result:

ok correct

Test #80:

score: 0
Accepted
time: 0ms
memory: 11084kb

input:

40 712
ANCNANAAC?CACAACA?CNACCCANAACCA?CNNAANCN

output:

-1

result:

ok correct

Test #81:

score: 0
Accepted
time: 0ms
memory: 10956kb

input:

40 1127
C?CAAAANNCANANAC?NCANACANAACAACANNCCNCAC

output:

-1

result:

ok correct

Test #82:

score: 0
Accepted
time: 0ms
memory: 11032kb

input:

40 1835
CANNCAANNNAANANNCACANAC?CCCCAACA?NNNCAC?

output:

-1

result:

ok correct

Test #83:

score: 0
Accepted
time: 0ms
memory: 10976kb

input:

40 2009
CANAAAN?ANAACNCCNCCNCAAANCANCCAN?CCNCAAN

output:

-1

result:

ok correct

Test #84:

score: 0
Accepted
time: 0ms
memory: 11016kb

input:

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

output:

-1

result:

ok correct

Test #85:

score: 0
Accepted
time: 0ms
memory: 10912kb

input:

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

output:

-1

result:

ok correct

Test #86:

score: 0
Accepted
time: 0ms
memory: 11076kb

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: 10992kb

input:

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

output:

-1

result:

ok correct

Test #88:

score: 0
Accepted
time: 0ms
memory: 10952kb

input:

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

output:

-1

result:

ok correct

Test #89:

score: 0
Accepted
time: 0ms
memory: 11080kb

input:

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

output:

CNCCAAACANZZNCAZCCAAZAZZCNNNCACNNCANCANC

result:

ok correct

Test #90:

score: 0
Accepted
time: 0ms
memory: 10972kb

input:

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

output:

NNANANZNAAAANNAANCANCANANACCCACCNNCNACCC

result:

ok correct

Test #91:

score: 0
Accepted
time: 0ms
memory: 10928kb

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: 10952kb

input:

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

output:

-1

result:

ok correct

Test #93:

score: 0
Accepted
time: 0ms
memory: 10924kb

input:

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

output:

-1

result:

ok correct

Test #94:

score: 0
Accepted
time: 5ms
memory: 10920kb

input:

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

output:

ACCCACCCNACACANCCNZNNCACNCCNCNCCCNCCCACC

result:

ok correct

Test #95:

score: 0
Accepted
time: 0ms
memory: 11004kb

input:

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

output:

CCCNNNANNANANANANAAACCNNAACANACCNACCNCCC

result:

ok correct

Test #96:

score: 0
Accepted
time: 0ms
memory: 10964kb

input:

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

output:

-1

result:

ok correct

Test #97:

score: 0
Accepted
time: 0ms
memory: 10904kb

input:

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

output:

-1

result:

ok correct

Test #98:

score: 0
Accepted
time: 0ms
memory: 11032kb

input:

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

output:

-1

result:

ok correct

Test #99:

score: 0
Accepted
time: 2ms
memory: 10960kb

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: 0ms
memory: 10996kb

input:

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

output:

CCCNNNAACANANAACCNACACNCANCCCCANCCCCNACC

result:

ok correct

Test #101:

score: 0
Accepted
time: 0ms
memory: 11096kb

input:

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

output:

-1

result:

ok correct

Test #102:

score: 0
Accepted
time: 2ms
memory: 11044kb

input:

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

output:

-1

result:

ok correct

Test #103:

score: 0
Accepted
time: 2ms
memory: 11044kb

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: 0ms
memory: 11044kb

input:

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

output:

NCAAAAAAAAAACAACCCCNCCCCCCCACANACNNCCAAC

result:

ok correct

Test #105:

score: 0
Accepted
time: 5ms
memory: 11080kb

input:

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

output:

NNANAACCCACAAACCNAAACCCCCCCCACCCCCACCCCC

result:

ok correct

Test #106:

score: 0
Accepted
time: 5ms
memory: 10992kb

input:

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

output:

NNAACNANNAAAAAAACCAACAACCCCCCCCCCNCACCCC

result:

ok correct

Test #107:

score: 0
Accepted
time: 0ms
memory: 11056kb

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: 5ms
memory: 11044kb

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: 0ms
memory: 11052kb

input:

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

output:

NANZZNNNCNCZZCACCCCCACCCCCCCNCCCANCCNCCC

result:

ok correct

Test #110:

score: 0
Accepted
time: 2ms
memory: 11064kb

input:

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

output:

NNAANAAAANAAANAAAAAAACCCCCCACCCCANCACCCA

result:

ok correct

Test #111:

score: 0
Accepted
time: 2ms
memory: 11052kb

input:

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

output:

NNNCNNNNNCNAAANNAANAANACAACCCACNCCCNACCC

result:

ok correct

Test #112:

score: 0
Accepted
time: 2ms
memory: 11116kb

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: 0ms
memory: 11028kb

input:

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

output:

-1

result:

ok correct

Test #114:

score: 0
Accepted
time: 0ms
memory: 11000kb

input:

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

output:

CCNCAACCCCCACCACCCCCCCCCCCCCCCCCCCCCCCCC

result:

ok correct

Test #115:

score: 0
Accepted
time: 5ms
memory: 10944kb

input:

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

output:

NCAACNAAAAAAAAAAAACNNAANCCCCCCCCCCCCCNCC

result:

ok correct

Test #116:

score: 0
Accepted
time: 0ms
memory: 11132kb

input:

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

output:

NANANANAAAAACNAAAANAACCCCCCCCCCCCCCCCCCC

result:

ok correct

Test #117:

score: 0
Accepted
time: 0ms
memory: 11088kb

input:

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

output:

-1

result:

ok correct

Test #118:

score: 0
Accepted
time: 2ms
memory: 11000kb

input:

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

output:

-1

result:

ok correct

Test #119:

score: 0
Accepted
time: 3ms
memory: 11040kb

input:

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

output:

NACAAANAAACCCACCCCCCCCCACCCACCCCCCCCCCCC

result:

ok correct

Test #120:

score: 0
Accepted
time: 0ms
memory: 11036kb

input:

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

output:

NNAAANAAAAAAAACCCCCCCCCCCCCCCCACCCCCCCCN

result:

ok correct

Test #121:

score: 0
Accepted
time: 0ms
memory: 11096kb

input:

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

output:

NNNACNAAAAAAAAAAAAACCCCCCCCNCCCCCCCCCCCC

result:

ok correct

Test #122:

score: 0
Accepted
time: 0ms
memory: 11044kb

input:

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

output:

NNNNNNNAANAACAAAAAAAAACCCCCCCCCCCCCCCCCC

result:

ok correct

Test #123:

score: 0
Accepted
time: 2ms
memory: 11076kb

input:

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

output:

-1

result:

ok correct

Test #124:

score: 0
Accepted
time: 2ms
memory: 11036kb

input:

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

output:

CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCNAC

result:

ok correct