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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
#741320#8776. Not Another Constructive!cyj888AC ✓428ms34528kbC++141.4kb2024-11-13 14:05:492024-11-13 14:05:50

Judging History

你现在查看的是最新测评结果

  • [2024-11-13 14:05:50]
  • 评测
  • 测评结果:AC
  • 用时:428ms
  • 内存:34528kb
  • [2024-11-13 14:05:49]
  • 提交

answer

#include <bits/stdc++.h>
//#define int long long
#define fi first
#define se second 
#define pb push_back
#define ott(i, l, r) for (int i = (l); i <= (r); i ++)
#define tto(i, l, r) for (int i = (r); i >= (l); i --)
using namespace std;
typedef long long ll;
typedef long double ld;
int read () {
	int x = 0; bool f = false; char c = getchar ();
	while (!isdigit (c)) f |= (c == '-'), c = getchar ();
	while (isdigit (c)) x = (x << 3) + (x << 1) + (c ^ 48), c = getchar ();
	return f ? -x : x;
}
const int N = 45, K = 2515, mod = 1e9 + 7;
int n, k;
char s[N], ans[N];
bitset <K> f[N][N][N * N];
void dfs (int x, int a, int b, int c) {
    if (f[x][a][b][c]) return ; f[x][a][b][c] = true;
    if (c < k && b + c > k) return ;
    if (x == n + 1) {
        if (c == k) {
            printf ("%s\n", ans + 1);
            exit (0);
        }
        return ;
    }
    ans[x] = s[x];
    if (s[x] == 'N') dfs (x + 1, a + 1, b, c);
    else if (s[x] == 'A') dfs (x + 1, a, b + a, c);
    else if (s[x] == 'C') dfs (x + 1, a, b, c + b);
    else if (s[x] == '?') {
        ans[x] = 'S', dfs (x + 1, a, b, c);
        ans[x] = 'N', dfs (x + 1, a + 1, b, c);
        ans[x] = 'A', dfs (x + 1, a, b + a, c);
        ans[x] = 'C', dfs (x + 1, a, b, c + b);
    } 
    else dfs (x + 1, a, b, c);
    return ;
}
int main () {
    n = read (), k = read (); scanf ("%s", s + 1);
    dfs (1, 0, 0, 0); puts("-1");
    return 0;
}

详细

Test #1:

score: 100
Accepted
time: 1ms
memory: 3920kb

input:

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

output:

NSSASSSSSSCSSSSSSSSSSC

result:

ok correct

Test #2:

score: 0
Accepted
time: 1ms
memory: 3876kb

input:

18 0
COUNTINGSATELLITES

output:

COUNTINGSATELLITES

result:

ok correct

Test #3:

score: 0
Accepted
time: 0ms
memory: 3780kb

input:

2 1
??

output:

-1

result:

ok correct

Test #4:

score: 0
Accepted
time: 0ms
memory: 3888kb

input:

1 0
?

output:

S

result:

ok correct

Test #5:

score: 0
Accepted
time: 0ms
memory: 3764kb

input:

1 0
N

output:

N

result:

ok correct

Test #6:

score: 0
Accepted
time: 0ms
memory: 3788kb

input:

1 0
X

output:

X

result:

ok correct

Test #7:

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

input:

1 1
?

output:

-1

result:

ok correct

Test #8:

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

input:

1 1
N

output:

-1

result:

ok correct

Test #9:

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

input:

1 1
X

output:

-1

result:

ok correct

Test #10:

score: 0
Accepted
time: 0ms
memory: 3776kb

input:

2 0
??

output:

SS

result:

ok correct

Test #11:

score: 0
Accepted
time: 0ms
memory: 3804kb

input:

2 0
N?

output:

NS

result:

ok correct

Test #12:

score: 0
Accepted
time: 0ms
memory: 3788kb

input:

2 0
?C

output:

SC

result:

ok correct

Test #13:

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

input:

2 1
N?

output:

-1

result:

ok correct

Test #14:

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

input:

2 1
?C

output:

-1

result:

ok correct

Test #15:

score: 0
Accepted
time: 0ms
memory: 3800kb

input:

3 1
???

output:

NAC

result:

ok correct

Test #16:

score: 0
Accepted
time: 0ms
memory: 3804kb

input:

3 1
N??

output:

NAC

result:

ok correct

Test #17:

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

input:

3 1
?A?

output:

NAC

result:

ok correct

Test #18:

score: 0
Accepted
time: 0ms
memory: 3912kb

input:

3 1
??C

output:

NAC

result:

ok correct

Test #19:

score: 0
Accepted
time: 0ms
memory: 3812kb

input:

3 1
NA?

output:

NAC

result:

ok correct

Test #20:

score: 0
Accepted
time: 0ms
memory: 3832kb

input:

3 1
N?C

output:

NAC

result:

ok correct

Test #21:

score: 0
Accepted
time: 0ms
memory: 3820kb

input:

3 1
?AC

output:

NAC

result:

ok correct

Test #22:

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

input:

4 1
????

output:

SNAC

result:

ok correct

Test #23:

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

input:

4 1
X???

output:

XNAC

result:

ok correct

Test #24:

score: 0
Accepted
time: 0ms
memory: 3844kb

input:

4 1
???Z

output:

NACZ

result:

ok correct

Test #25:

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

input:

4 1
?AA?

output:

-1

result:

ok correct

Test #26:

score: 0
Accepted
time: 0ms
memory: 3824kb

input:

4 1
N???

output:

NSAC

result:

ok correct

Test #27:

score: 0
Accepted
time: 0ms
memory: 3912kb

input:

4 1
?N??

output:

SNAC

result:

ok correct

Test #28:

score: 0
Accepted
time: 0ms
memory: 3780kb

input:

4 1
??N?

output:

NANC

result:

ok correct

Test #29:

score: 0
Accepted
time: 0ms
memory: 3852kb

input:

4 1
???N

output:

NACN

result:

ok correct

Test #30:

score: 0
Accepted
time: 0ms
memory: 3844kb

input:

4 1
A???

output:

ANAC

result:

ok correct

Test #31:

score: 0
Accepted
time: 0ms
memory: 3920kb

input:

4 1
?A??

output:

NASC

result:

ok correct

Test #32:

score: 0
Accepted
time: 0ms
memory: 3800kb

input:

4 1
??A?

output:

SNAC

result:

ok correct

Test #33:

score: 0
Accepted
time: 0ms
memory: 3864kb

input:

4 1
???A

output:

NACA

result:

ok correct

Test #34:

score: 0
Accepted
time: 0ms
memory: 3840kb

input:

4 1
C???

output:

CNAC

result:

ok correct

Test #35:

score: 0
Accepted
time: 0ms
memory: 3840kb

input:

4 1
?C??

output:

NCAC

result:

ok correct

Test #36:

score: 0
Accepted
time: 0ms
memory: 3924kb

input:

4 1
??C?

output:

NACS

result:

ok correct

Test #37:

score: 0
Accepted
time: 0ms
memory: 3832kb

input:

4 1
???C

output:

SNAC

result:

ok correct

Test #38:

score: 0
Accepted
time: 1ms
memory: 3900kb

input:

5 4
?????

output:

NNAAC

result:

ok correct

Test #39:

score: 0
Accepted
time: 1ms
memory: 3848kb

input:

6 14
??????

output:

-1

result:

ok correct

Test #40:

score: 0
Accepted
time: 1ms
memory: 3760kb

input:

7 14
???????

output:

-1

result:

ok correct

Test #41:

score: 0
Accepted
time: 1ms
memory: 3996kb

input:

8 43
????????

output:

-1

result:

ok correct

Test #42:

score: 0
Accepted
time: 1ms
memory: 4060kb

input:

9 55
?????????

output:

-1

result:

ok correct

Test #43:

score: 0
Accepted
time: 1ms
memory: 4084kb

input:

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

output:

-1

result:

ok correct

Test #44:

score: 0
Accepted
time: 1ms
memory: 4348kb

input:

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

output:

-1

result:

ok correct

Test #45:

score: 0
Accepted
time: 0ms
memory: 3832kb

input:

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

output:

SSSSSSSNNAAC

result:

ok correct

Test #46:

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

input:

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

output:

-1

result:

ok correct

Test #47:

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

input:

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

output:

NNNNANAAACACCC

result:

ok correct

Test #48:

score: 0
Accepted
time: 1ms
memory: 4072kb

input:

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

output:

SSSSSSSNNNAACAC

result:

ok correct

Test #49:

score: 0
Accepted
time: 2ms
memory: 5228kb

input:

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

output:

-1

result:

ok correct

Test #50:

score: 0
Accepted
time: 0ms
memory: 5708kb

input:

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

output:

-1

result:

ok correct

Test #51:

score: 0
Accepted
time: 0ms
memory: 5864kb

input:

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

output:

-1

result:

ok correct

Test #52:

score: 0
Accepted
time: 0ms
memory: 4348kb

input:

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

output:

SSSSSSSSNNNNNAAAACC

result:

ok correct

Test #53:

score: 0
Accepted
time: 3ms
memory: 6848kb

input:

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

output:

-1

result:

ok correct

Test #54:

score: 0
Accepted
time: 4ms
memory: 7460kb

input:

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

output:

-1

result:

ok correct

Test #55:

score: 0
Accepted
time: 12ms
memory: 8204kb

input:

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

output:

-1

result:

ok correct

Test #56:

score: 0
Accepted
time: 7ms
memory: 8728kb

input:

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

output:

-1

result:

ok correct

Test #57:

score: 0
Accepted
time: 10ms
memory: 9748kb

input:

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

output:

-1

result:

ok correct

Test #58:

score: 0
Accepted
time: 23ms
memory: 10424kb

input:

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

output:

-1

result:

ok correct

Test #59:

score: 0
Accepted
time: 17ms
memory: 9536kb

input:

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

output:

SSNNNNNNNNNAAANAAACACCCCCC

result:

ok correct

Test #60:

score: 0
Accepted
time: 4ms
memory: 8776kb

input:

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

output:

SSSSNNNNNNNNNAANAAAACACCCCC

result:

ok correct

Test #61:

score: 0
Accepted
time: 6ms
memory: 6996kb

input:

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

output:

SSSSSSSSNNNNNNNANAAAACACCCCC

result:

ok correct

Test #62:

score: 0
Accepted
time: 64ms
memory: 15364kb

input:

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

output:

-1

result:

ok correct

Test #63:

score: 0
Accepted
time: 86ms
memory: 16760kb

input:

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

output:

-1

result:

ok correct

Test #64:

score: 0
Accepted
time: 115ms
memory: 18608kb

input:

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

output:

-1

result:

ok correct

Test #65:

score: 0
Accepted
time: 129ms
memory: 20412kb

input:

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

output:

-1

result:

ok correct

Test #66:

score: 0
Accepted
time: 67ms
memory: 16588kb

input:

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

output:

SSSNNNNNNNNNNNNANAAAAAAAACCCCCCCC

result:

ok correct

Test #67:

score: 0
Accepted
time: 4ms
memory: 7496kb

input:

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

output:

SSSSSSSSSSSSSNNNNNNNANAAAAACCCCACC

result:

ok correct

Test #68:

score: 0
Accepted
time: 260ms
memory: 26964kb

input:

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

output:

-1

result:

ok correct

Test #69:

score: 0
Accepted
time: 13ms
memory: 9608kb

input:

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

output:

SSSSSSSSSSSSNNNNNNNANAAAAAAACACCCCCC

result:

ok correct

Test #70:

score: 0
Accepted
time: 6ms
memory: 7036kb

input:

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

output:

SSSSSSSSSSSSSSSSSNNNNNNNAAAAAAACCCCCC

result:

ok correct

Test #71:

score: 0
Accepted
time: 273ms
memory: 28660kb

input:

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

output:

SSNNNNNNNNNNNNNNNANAAAAAAAACCACCCCCCCC

result:

ok correct

Test #72:

score: 0
Accepted
time: 194ms
memory: 24116kb

input:

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

output:

SSSSSNNNNNNNNNNNNNANAAAAAAACCCCACCCCCCC

result:

ok correct

Test #73:

score: 0
Accepted
time: 95ms
memory: 18180kb

input:

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

output:

SSSSSSSSSNNNNNNNNNNNNANAAAAAAAACCCACCCCC

result:

ok correct

Test #74:

score: 0
Accepted
time: 0ms
memory: 3760kb

input:

40 498
ACNANACNNACNACNNNCNCNNNANNNACNCCACAA?ANA

output:

-1

result:

ok correct

Test #75:

score: 0
Accepted
time: 1ms
memory: 3864kb

input:

40 855
NAAANAACNNNCNAANCNANCNANACANCCAANCACNCAC

output:

-1

result:

ok correct

Test #76:

score: 0
Accepted
time: 0ms
memory: 4176kb

input:

40 1007
?CNACNNAANACANACNACCC?CAANNCCCCANNANCACN

output:

-1

result:

ok correct

Test #77:

score: 0
Accepted
time: 0ms
memory: 4052kb

input:

40 1778
NACANANN?CCANNCCAACNNCCNCCCNCCNACCNC?NNN

output:

-1

result:

ok correct

Test #78:

score: 0
Accepted
time: 0ms
memory: 4632kb

input:

40 2186
ACCCACAN?NNA?AACCNNNN?ANACCANCNCNNCA?NCN

output:

-1

result:

ok correct

Test #79:

score: 0
Accepted
time: 0ms
memory: 4852kb

input:

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

output:

-1

result:

ok correct

Test #80:

score: 0
Accepted
time: 0ms
memory: 4180kb

input:

40 712
ANCNANAAC?CACAACA?CNACCCANAACCA?CNNAANCN

output:

-1

result:

ok correct

Test #81:

score: 0
Accepted
time: 1ms
memory: 4260kb

input:

40 1127
C?CAAAANNCANANAC?NCANACANAACAACANNCCNCAC

output:

-1

result:

ok correct

Test #82:

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

input:

40 1835
CANNCAANNNAANANNCACANAC?CCCCAACA?NNNCAC?

output:

-1

result:

ok correct

Test #83:

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

input:

40 2009
CANAAAN?ANAACNCCNCCNCAAANCANCCAN?CCNCAAN

output:

-1

result:

ok correct

Test #84:

score: 0
Accepted
time: 0ms
memory: 4976kb

input:

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

output:

-1

result:

ok correct

Test #85:

score: 0
Accepted
time: 9ms
memory: 8560kb

input:

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

output:

-1

result:

ok correct

Test #86:

score: 0
Accepted
time: 14ms
memory: 10232kb

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: 5908kb

input:

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

output:

-1

result:

ok correct

Test #88:

score: 0
Accepted
time: 0ms
memory: 5172kb

input:

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

output:

-1

result:

ok correct

Test #89:

score: 0
Accepted
time: 0ms
memory: 4288kb

input:

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

output:

SNCSSAACANSSNCASCCAASASACNNNAACNNAANCANC

result:

ok correct

Test #90:

score: 0
Accepted
time: 26ms
memory: 10560kb

input:

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

output:

SNASANNNNANANNANNAANCANANAACCACCNNCNACCC

result:

ok correct

Test #91:

score: 0
Accepted
time: 7ms
memory: 8740kb

input:

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

output:

-1

result:

ok correct

Test #92:

score: 0
Accepted
time: 3ms
memory: 7616kb

input:

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

output:

-1

result:

ok correct

Test #93:

score: 0
Accepted
time: 7ms
memory: 8464kb

input:

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

output:

-1

result:

ok correct

Test #94:

score: 0
Accepted
time: 1ms
memory: 4368kb

input:

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

output:

ACSCACCCNSSSCSNCCNSNNSSCNSCNCNACANACCACC

result:

ok correct

Test #95:

score: 0
Accepted
time: 42ms
memory: 14664kb

input:

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

output:

CCCNNNANNNNNNANANAAACCNNCACANAACNACCNCCC

result:

ok correct

Test #96:

score: 0
Accepted
time: 16ms
memory: 9196kb

input:

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

output:

-1

result:

ok correct

Test #97:

score: 0
Accepted
time: 61ms
memory: 14464kb

input:

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

output:

-1

result:

ok correct

Test #98:

score: 0
Accepted
time: 23ms
memory: 12012kb

input:

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

output:

-1

result:

ok correct

Test #99:

score: 0
Accepted
time: 31ms
memory: 13472kb

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: 24ms
memory: 9916kb

input:

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

output:

CSSSNNSSCSNNNNNNANNCAANCANAAACANACCCNACC

result:

ok correct

Test #101:

score: 0
Accepted
time: 29ms
memory: 12104kb

input:

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

output:

-1

result:

ok correct

Test #102:

score: 0
Accepted
time: 51ms
memory: 16836kb

input:

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

output:

-1

result:

ok correct

Test #103:

score: 0
Accepted
time: 117ms
memory: 21196kb

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: 6936kb

input:

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

output:

SCSSSASSSAASNANNCNCNNNNCAACAAANACNNCCAAC

result:

ok correct

Test #105:

score: 0
Accepted
time: 32ms
memory: 11624kb

input:

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

output:

SSASAASCNNCNNNCCNANNNNACNAAAAAACACACCCCC

result:

ok correct

Test #106:

score: 0
Accepted
time: 53ms
memory: 14000kb

input:

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

output:

SSAACNNNNNANNNNNCANAAAAAACCAACCCANCACCCC

result:

ok correct

Test #107:

score: 0
Accepted
time: 24ms
memory: 14232kb

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: 38ms
memory: 13120kb

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: 1ms
memory: 5024kb

input:

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

output:

NSNSSNNNCNCSSCACSSSSASCSSSNANAACANCCNCCC

result:

ok correct

Test #110:

score: 0
Accepted
time: 68ms
memory: 15880kb

input:

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

output:

SSSSSSNNNNNNNNANNNAAANAACAAACCCCANCACCCA

result:

ok correct

Test #111:

score: 0
Accepted
time: 175ms
memory: 23916kb

input:

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

output:

NNNCNNNNNCNNNAANAANAANACACACAACNCCCNACCC

result:

ok correct

Test #112:

score: 0
Accepted
time: 110ms
memory: 19448kb

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: 404ms
memory: 33964kb

input:

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

output:

-1

result:

ok correct

Test #114:

score: 0
Accepted
time: 2ms
memory: 4904kb

input:

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

output:

SCNSSSSSSSSASSASSSCSSSSSSSNNNNNAACACCCCC

result:

ok correct

Test #115:

score: 0
Accepted
time: 13ms
memory: 9576kb

input:

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

output:

NCSSSNSSSSSSSSSNNNNNNNNNAANAAAACCCACCNCC

result:

ok correct

Test #116:

score: 0
Accepted
time: 83ms
memory: 15464kb

input:

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

output:

SSSSSANSNNNNCNNNNNNNAAAAACAAACACCCCCCCCC

result:

ok correct

Test #117:

score: 0
Accepted
time: 278ms
memory: 26308kb

input:

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

output:

-1

result:

ok correct

Test #118:

score: 0
Accepted
time: 328ms
memory: 29544kb

input:

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

output:

-1

result:

ok correct

Test #119:

score: 0
Accepted
time: 10ms
memory: 7476kb

input:

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

output:

SSSSSSSSSSSCSASSSNNNNNNANANAACACCACCCCCC

result:

ok correct

Test #120:

score: 0
Accepted
time: 24ms
memory: 13744kb

input:

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

output:

SSSSSSSSSSNNNNNNNCNNNNNAAAAAAAACACCCCCCN

result:

ok correct

Test #121:

score: 0
Accepted
time: 140ms
memory: 21052kb

input:

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

output:

SSSSSSSNNNNNNNNNNNNNAAAAACANAACCCACCCCCC

result:

ok correct

Test #122:

score: 0
Accepted
time: 319ms
memory: 28264kb

input:

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

output:

SSNNNNNANNNNNNANNAAAAAAAAAAACCACCCCCCCCC

result:

ok correct

Test #123:

score: 0
Accepted
time: 428ms
memory: 34528kb

input:

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

output:

-1

result:

ok correct

Test #124:

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

input:

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

output:

SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSNAC

result:

ok correct