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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
#688254#5576. Advertising ICPCTenshi#AC ✓946ms211464kbC++232.4kb2024-10-30 01:36:442024-10-30 01:36:46

Judging History

你现在查看的是最新测评结果

  • [2024-10-30 01:36:46]
  • 评测
  • 测评结果:AC
  • 用时:946ms
  • 内存:211464kb
  • [2024-10-30 01:36:44]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
 
#define debug(x) cerr << #x << ": " << (x) << endl
#define rep(i,a,b) for(int i=(a);i<=(b);i++)
#define dwn(i,a,b) for(int i=(a);i>=(b);i--)
#define pb push_back
#define all(x) (x).begin(), (x).end()
 
#define x first
#define y second
using pii = pair<int, int>;
using ll = long long;

// #define int ll
 
inline void read(int &x){
    int s=0; x=1;
    char ch=getchar();
    while(ch<'0' || ch>'9') {if(ch=='-')x=-1;ch=getchar();}
    while(ch>='0' && ch<='9') s=(s<<3)+(s<<1)+ch-'0',ch=getchar();
    x*=s;
}

const int N=10, mod=998244353;

int n, m;
char g[N][N];
int f[N][6661][2];
int U;

string get(int st){
	string res;
	rep(i, 1, m){
		int t=st%3;
		st/=3;
		res+=t+'0';
	}
	return res;
}

vector<int> pre[6661], pre2[6661];

bool chk(string &s, string &t){
	// t
	// s
	rep(i, 0, m-2){
		if(s[i]=='2' && s[i+1]=='0' && t[i]=='1' && t[i+1]=='0') return true;
	}
	return false;
}

int add(int x, int y){
	return x+y>=mod? x+y-mod: x+y;
}

string gt[16561];

signed main(){
	cin>>n>>m;
	rep(i, 1, n) rep(j, 0, m-1){
		cin>>g[i][j];
		if(g[i][j]=='C') g[i][j]='0';
		if(g[i][j]=='I') g[i][j]='1';
		if(g[i][j]=='P') g[i][j]='2';
	}
	
	U=1;
	rep(j, 1, m) U*=3;
	rep(st, 0, U-1) gt[st]=get(st);
	
	rep(st, 0, U-1){
		bool ok=true;
		auto s=get(st);
		rep(j, 0, m-1) if(isdigit(g[1][j]) && s[j]!=g[1][j]){
			ok=false;
			break;
		}
		f[1][st][0]=ok;
	}
	
	int tot=0;
	rep(st, 0, U-1){
		auto s=gt[st];
		bool fl=false;
		rep(j, 0, m-2) if(s[j]=='2' && s[j+1]=='0') fl=true;
		
		rep(st2, 0, U-1){
			auto t=gt[st2];
			// pre[st].pb(st2);
			if(fl && chk(s, t)) pre[st].pb(st2), ++tot;
			else pre2[st].pb(st2);
		}
	}
	// debug(tot);
	
	rep(i, 2, n){
		// rep(st1, 0, U-1) rep(st2, 0, U-1){
			// f[i][st2][1]=add(f[i][st2][1], f[i-1][st1][1]);
		// }
		rep(st2, 0, U-1){
			auto s=get(st2);
			bool ok=true;
			rep(j, 0, m-1) if(isdigit(g[i][j]) && s[j]!=g[i][j]){
				ok=false;
				break;
			}
			if(!ok) continue;
			rep(st1, 0, U-1)
				f[i][st2][1]=add(f[i][st2][1], f[i-1][st1][1]);
			for(auto st1: pre[st2]){
				f[i][st2][1]=add(f[i][st2][1], f[i-1][st1][0]);
			}
			
			for(auto st1: pre2[st2]){
				f[i][st2][0]=add(f[i][st2][0], f[i-1][st1][0]);
			}
		}
	}
	
	int res=0;
	rep(st, 0, U-1) res=add(res, f[n][st][1]);
	cout<<res<<endl;
	 
	return 0;
}

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 4172kb

input:

3 3
???
?I?
???

output:

243

result:

ok single line: '243'

Test #2:

score: 0
Accepted
time: 0ms
memory: 4136kb

input:

2 2
IC
PC

output:

1

result:

ok single line: '1'

Test #3:

score: 0
Accepted
time: 946ms
memory: 211464kb

input:

8 8
????????
????????
????????
????????
????????
????????
????????
????????

output:

776529021

result:

ok single line: '776529021'

Test #4:

score: 0
Accepted
time: 0ms
memory: 4324kb

input:

2 2
??
??

output:

1

result:

ok single line: '1'

Test #5:

score: 0
Accepted
time: 1ms
memory: 4132kb

input:

2 2
CP
CI

output:

0

result:

ok single line: '0'

Test #6:

score: 0
Accepted
time: 1ms
memory: 4140kb

input:

2 2
IP
CC

output:

0

result:

ok single line: '0'

Test #7:

score: 0
Accepted
time: 1ms
memory: 4020kb

input:

2 2
PI
CC

output:

0

result:

ok single line: '0'

Test #8:

score: 0
Accepted
time: 1ms
memory: 4364kb

input:

2 2
CI
CP

output:

0

result:

ok single line: '0'

Test #9:

score: 0
Accepted
time: 398ms
memory: 211044kb

input:

2 8
???P????
???P??P?

output:

115443

result:

ok single line: '115443'

Test #10:

score: 0
Accepted
time: 403ms
memory: 211128kb

input:

2 8
IC???C??
?I?IC?I?

output:

0

result:

ok single line: '0'

Test #11:

score: 0
Accepted
time: 388ms
memory: 210940kb

input:

2 8
?????P??
I???C??I

output:

32562

result:

ok single line: '32562'

Test #12:

score: 0
Accepted
time: 381ms
memory: 210956kb

input:

2 8
?PIC?CP?
?CIPC?IC

output:

0

result:

ok single line: '0'

Test #13:

score: 0
Accepted
time: 387ms
memory: 210980kb

input:

2 8
CCCPICPP
PII?PCCP

output:

3

result:

ok single line: '3'

Test #14:

score: 0
Accepted
time: 1ms
memory: 4096kb

input:

8 2
P?
??
??
??
I?
??
?P
??

output:

96957

result:

ok single line: '96957'

Test #15:

score: 0
Accepted
time: 1ms
memory: 4192kb

input:

8 2
??
C?
??
??
??
??
??
I?

output:

234009

result:

ok single line: '234009'

Test #16:

score: 0
Accepted
time: 1ms
memory: 4100kb

input:

8 2
PI
CC
IC
CI
?I
P?
CP
CP

output:

0

result:

ok single line: '0'

Test #17:

score: 0
Accepted
time: 1ms
memory: 4160kb

input:

8 2
?C
II
CC
IP
?C
C?
PP
?I

output:

0

result:

ok single line: '0'

Test #18:

score: 0
Accepted
time: 1ms
memory: 4160kb

input:

8 2
PP
PC
?I
?C
II
CC
I?
CI

output:

0

result:

ok single line: '0'

Test #19:

score: 0
Accepted
time: 438ms
memory: 211000kb

input:

3 8
????I???
???P????
??????P?

output:

598932682

result:

ok single line: '598932682'

Test #20:

score: 0
Accepted
time: 448ms
memory: 210992kb

input:

3 8
???C????
???????C
I???????

output:

176286317

result:

ok single line: '176286317'

Test #21:

score: 0
Accepted
time: 374ms
memory: 211024kb

input:

3 8
?IPCI??I
?C?CIIP?
?PCP?P?C

output:

0

result:

ok single line: '0'

Test #22:

score: 0
Accepted
time: 378ms
memory: 210964kb

input:

3 8
I?IPCCC?
?CPCC?P?
?CCPCC?I

output:

486

result:

ok single line: '486'

Test #23:

score: 0
Accepted
time: 394ms
memory: 211108kb

input:

3 8
CPICCCIP
CIP??CPC
CPPPCIPC

output:

4

result:

ok single line: '4'

Test #24:

score: 0
Accepted
time: 1ms
memory: 4096kb

input:

8 3
???
???
???
???
I??
???
?P?
???

output:

181529684

result:

ok single line: '181529684'

Test #25:

score: 0
Accepted
time: 0ms
memory: 4196kb

input:

8 3
I??
???
I??
?C?
??P
?I?
CII
C?C

output:

966654

result:

ok single line: '966654'

Test #26:

score: 0
Accepted
time: 1ms
memory: 4356kb

input:

8 3
CC?
??I
???
I?C
PCC
C?C
??C
??I

output:

241974

result:

ok single line: '241974'

Test #27:

score: 0
Accepted
time: 0ms
memory: 4164kb

input:

8 3
IIP
???
IPI
P?C
I?P
P?C
CPI
C?P

output:

243

result:

ok single line: '243'

Test #28:

score: 0
Accepted
time: 0ms
memory: 4044kb

input:

8 3
PCP
PPP
?CC
CPP
C?P
CP?
CPC
II?

output:

0

result:

ok single line: '0'

Test #29:

score: 0
Accepted
time: 630ms
memory: 211304kb

input:

8 8
????????
?P??C?P?
????????
????I???
?P????I?
???C????
????????
C??????I

output:

694454028

result:

ok single line: '694454028'

Test #30:

score: 0
Accepted
time: 442ms
memory: 211156kb

input:

8 8
????I?PI
???PC?I?
????IPC?
?????P??
PPIC????
?P????I?
???????C
C?????C?

output:

943439945

result:

ok single line: '943439945'

Test #31:

score: 0
Accepted
time: 396ms
memory: 211028kb

input:

8 8
PPPI????
??P??PIC
?PC??CCP
CPP????I
?II????C
CIPCI??C
C??PPC??
PI?PCCCC

output:

930881552

result:

ok single line: '930881552'

Test #32:

score: 0
Accepted
time: 402ms
memory: 211000kb

input:

8 8
IPPI?IPP
ICPC?II?
IICII??I
?PPCPPCC
?C??I?II
?ICCCCCI
PIIP?IIP
?P??II?C

output:

4782969

result:

ok single line: '4782969'

Test #33:

score: 0
Accepted
time: 379ms
memory: 211056kb

input:

8 8
PCPICCPP
IIICIICI
PCCPIC?P
IIPICIIC
CPIC?ICI
PCCI?C??
C?CC?IIC
CCPIPICP

output:

0

result:

ok single line: '0'

Test #34:

score: 0
Accepted
time: 104ms
memory: 28440kb

input:

8 7
???????
???????
??????C
???????
???????
???????
???????
???????

output:

407572405

result:

ok single line: '407572405'

Test #35:

score: 0
Accepted
time: 58ms
memory: 28192kb

input:

8 7
??????P
????P??
PC???C?
P?P????
?CI?P??
?????PI
????C??
C?PCI?P

output:

299705028

result:

ok single line: '299705028'

Test #36:

score: 0
Accepted
time: 44ms
memory: 28380kb

input:

8 7
IP?I?I?
??C??C?
IPC????
P???C??
??IP???
IPI???C
P??PPI?
?PPICCC

output:

945285612

result:

ok single line: '945285612'

Test #37:

score: 0
Accepted
time: 49ms
memory: 28292kb

input:

8 7
?PCPC?C
P?IC?P?
P?ICPPC
?C??P??
P?PICPI
I?CCC?I
I??PCPI
PCIIIPP

output:

24011073

result:

ok single line: '24011073'

Test #38:

score: 0
Accepted
time: 41ms
memory: 28300kb

input:

8 7
CIC??II
CCIIPPC
IPCIPCP
IC?IPPI
PPCCPP?
ICPPIIP
PPPCI?I
CIICI??

output:

0

result:

ok single line: '0'

Test #39:

score: 0
Accepted
time: 798ms
memory: 211236kb

input:

7 8
????????
????????
?P??????
????????
????????
????????
????????

output:

335862381

result:

ok single line: '335862381'

Test #40:

score: 0
Accepted
time: 454ms
memory: 211184kb

input:

7 8
CI?P?P??
I?P?I???
??????I?
???PP???
?C????P?
?P??????
?PI?I??I

output:

371435886

result:

ok single line: '371435886'

Test #41:

score: 0
Accepted
time: 418ms
memory: 211076kb

input:

7 8
ICI?II?C
???C????
I?IC??I?
??CC????
C????CCI
P??I??II
C??I?PCP

output:

220669500

result:

ok single line: '220669500'

Test #42:

score: 0
Accepted
time: 395ms
memory: 211144kb

input:

7 8
CPI?CP?C
I?P??PPI
P?CCCPP?
PIC?I?PP
IPII?PII
CIPCCP??
IIC???IP

output:

3483891

result:

ok single line: '3483891'

Test #43:

score: 0
Accepted
time: 393ms
memory: 211056kb

input:

7 8
IIICICII
IIPPPCIP
ICCP?C?C
CPIP??IC
IIICICII
C?CPPPII
CIPPCPCC

output:

243

result:

ok single line: '243'

Test #44:

score: 0
Accepted
time: 79ms
memory: 28412kb

input:

7 7
???C???
???????
???????
P?????P
???????
I?????C
???????

output:

45031736

result:

ok single line: '45031736'

Test #45:

score: 0
Accepted
time: 53ms
memory: 28360kb

input:

7 7
?P?C?I?
?????C?
??I?P??
?CICPCC
???P??I
IIPP?I?
???P???

output:

414440826

result:

ok single line: '414440826'

Test #46:

score: 0
Accepted
time: 42ms
memory: 28060kb

input:

7 7
??I?P?C
?I?PIPC
C???PPI
I????PI
PP?I?PC
P?IIC??
IPC??CC

output:

623536432

result:

ok single line: '623536432'

Test #47:

score: 0
Accepted
time: 41ms
memory: 28312kb

input:

7 7
I??PCP?
IPP?CCP
IPIP?II
P?CCPP?
?CP???P
PPIC??C
??IPCPP

output:

1751787

result:

ok single line: '1751787'

Test #48:

score: 0
Accepted
time: 40ms
memory: 28096kb

input:

7 7
I?PPPPC
CIIICPP
CCCPPPP
PP?PCIP
IIIIIPI
ICIPCII
?ICPPCI

output:

0

result:

ok single line: '0'