QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#588888#5414. Stop, Yesterday Please No Morerotcar07AC ✓93ms12336kbC++201.0kb2024-09-25 15:04:132024-09-25 15:04:14

Judging History

你现在查看的是最新测评结果

  • [2024-09-25 15:04:14]
  • 评测
  • 测评结果:AC
  • 用时:93ms
  • 内存:12336kb
  • [2024-09-25 15:04:13]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
const int N=1e3+5;
int n,m,k;
int a[N][N];
int main(){
	int t;cin>>t;
	while(t--){
		cin>>n>>m>>k;
		for(int i=0;i<=n;i++)
		for(int j=0;j<=m;j++) a[i][j]=0;
		set<pair<int,int>> S;
		int mxx=0,mxy=0,mnx=0,mny=0,x=0,y=0;
		string s;cin>>s;S.insert(make_pair(x,y));
		for(auto c:s){
			if(c=='L') y--;
			else if(c=='R')y++;
			else if(c=='U') x--;
			else x++;
			S.insert(make_pair(x,y));
			mxx=max(mxx,x),mnx=min(mnx,x);
			mxy=max(mxy,y),mny=min(mny,y);
		}
		int L=mxx+1,U=mxy+1,R=n+mnx,D=m+mny,res=(R-L+1)*(D-U+1);
		if(L>R||U>D){
			if(!k) cout<<n*m<<'\n';
			else cout<<"0\n";
			continue;
		}
		auto add=[&](int xa,int ya){int xb=xa-L+R,yb=ya-U+D;
		// cout<<xa<<' '<<xb<<' '<<ya<<' '<<yb<<'\n';
		a[xa][ya]++,a[xb+1][yb+1]++,a[xb+1][ya]--,a[xa][yb+1]--;
		};
		for(auto [x,y]:S){
			add(x-mnx+1,y-mny+1);
		}
		int d=res-k,ans=0;
		for(int i=1;i<=n;i++)
		for(int j=1;j<=m;j++) ans+=((a[i][j]+=a[i-1][j]+a[i][j-1]-a[i-1][j-1])==d);
		cout<<ans<<'\n';
	}
}

Details

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Test #1:

score: 100
Accepted
time: 0ms
memory: 3828kb

input:

3
4 5 3
ULDDRR
4 5 0
UUUUUUU
4 5 10
UUUUUUU

output:

2
20
0

result:

ok 3 number(s): "2 20 0"

Test #2:

score: 0
Accepted
time: 3ms
memory: 4116kb

input:

1060
19 12 0
UDLDDUUUUDDDLLRDUDUURULUUUDRDUDRDRLRLRLULULLLDLDDRLUUUURUUUDDRLLRUUUDULURUULLRDRLRDDURDUUURRRLURLRUULRRUDURDLUUURDLURDDLUUURDDRLLURRDLRUDLRDRLLRRDRDDLDRURRRLUDULLLRUUDLRRURRDLLRRRDLLRDDDLRLRURURDDDL
11 1 0
UR
3 18 33
UDRLR
17 11 132
RLDRDLDRUU
6 10 13
UULUDDLRDLUUDLDD
1 15 0
D
6 20 50
D...

output:

228
11
20
99
18
15
34
240
15
0
0
13
14
18
26
16
1
19
108
8
2
2
3
7
0
30
16
21
0
8
10
9
15
5
320
11
7
3
0
0
12
0
11
0
0
14
0
22
36
51
23
7
6
4
2
48
28
8
63
22
49
13
10
4
108
10
18
44
0
15
9
0
4
30
14
99
105
10
14
17
0
66
10
11
28
52
34
56
33
14
56
90
14
0
121
3
48
30
36
13
0
30
7
8
3
11
16
45
20
34
0...

result:

ok 1060 numbers

Test #3:

score: 0
Accepted
time: 3ms
memory: 7704kb

input:

1
1000 1000 979065
DDUULULUDULLULLDLUULURRLDURLRDLRRUURUUUDLRLUUDUUDUDLLDDDULU

output:

958416

result:

ok 1 number(s): "958416"

Test #4:

score: 0
Accepted
time: 0ms
memory: 7596kb

input:

1
1000 1000 943471
LRLDLURLDLRDRDUULULRDDLLRURDUURLLDDLDLDDLLLUUURLDRUDRLLUUUUUDLUUDLURURRDLRLRRRLULRRULURLRRDLDRLUDRRLDDLUDRRLLUDLLLRDULRRRRLDUUDRDLULUUUUDRRDULUDLLUUDLDURDRRLRRLDRLDDRURURLUULRRLDLLRLRDRRUULDLDLULLDLLRULLRUULURDURRLUUDUULLULDLRUDDLRLRLLUDDDLLLUDRRLDDULRRURRDURDDRDLLULRLULURLRDLLURD...

output:

889224

result:

ok 1 number(s): "889224"

Test #5:

score: 0
Accepted
time: 93ms
memory: 12336kb

input:

1
1000 1000 315808
LLRURURRDDDULLDDUDRDLRLLLDDDLUDRDURLDULRLRULUUDLUULUUDULLLLDDURLDUULUUDLLDLLDRUDUULRLLRLRUURLRLULLDDLLDUDLLRUUDRLDLUULDLLDRRRURDULLDRRRDURURDRLDURURUDLURLDURRLRRUDUDURDRLRRRDLRRURLURUDRRLDLRULLDLUURDURLURLLRDLRDRUURURDRUDUUUDLRRLUDLUUDUDDRRDUULUUDDRLLULDUUDRURRDRLULRLULDURLURUDLLD...

output:

426

result:

ok 1 number(s): "426"

Test #6:

score: 0
Accepted
time: 0ms
memory: 7544kb

input:

1
1000 1000 986018
LLULDRRRDDURRUDRUURRRDDLUUDUULRULRDULLD

output:

972180

result:

ok 1 number(s): "972180"

Test #7:

score: 0
Accepted
time: 3ms
memory: 7792kb

input:

1
1000 1000 945431
DDRRURUUDLDULLDLDDLRULDLLDDRRLUDRLUURRLDRDLURUURRRRLRURLURULLLDRDDDRRRLDLDRLRDDUURRURDDDLRUURLUURLRDUDDDLLDUURLDLUDLLRRDUUDRLUULLUULDLURRUDLUURLRLRURDUDRRRDRLRUDLLLLURLULRLRLRRDDUDLRLDUUUULUDLLURRLURRDLRURRRULDDLLLRLRDLUDLLDDRULDUULRDDUUDDUDLURDULLDUDDLULRULDRLDDULDULLUDLULUDRURRR...

output:

893000

result:

ok 1 number(s): "893000"

Test #8:

score: 0
Accepted
time: 79ms
memory: 9908kb

input:

1
1000 1000 460035
RDDUURDULDDLDDLDDLDRRULLRLUURLURRRDRUDDDRDLDLDULUDLRLLRRLRRURRRDLRLUDRDURULDRRDDDDDDLRLDULUULDUDRLLUUUURUUDRURLRRULDRDRUUUUULULRURDDRLRULLLRDRRULUDDUDDLLLRDRUULUUDDRLURDLDURRDLRRLDRRUDLUULRDLURULLDLRLLDDURDUDLDULDLLRULRDLRLUULLUDRUDDDLRRDULULLRUURLUURRLLLLRLDRURLLRLDRRDDDRLUUUUDUL...

output:

417

result:

ok 1 number(s): "417"

Test #9:

score: 0
Accepted
time: 2ms
memory: 7476kb

input:

1
1000 1000 992010
LLLLLDLDRRLUDRR

output:

1999

result:

ok 1 number(s): "1999"

Test #10:

score: 0
Accepted
time: 2ms
memory: 7440kb

input:

1
1000 1000 919600
LLDLRUDRLURRUDRDRRDLRUDLRRRUUULDLDURDDDRUURRRLLURULDRLRLULLULDRULULRLRRRURLDDDRUUULUDLLLLRRLLRDDRDULUDLRLRLDRLUDUDURRULUULLDULUULDLLDRDULUDLDULDDUULDDRRURDRDULRRLDRRDUURURRLUUUDRRLDRRDDLULRDDLDLLRLRLLLRULUUUURRRLDLRUDRRLRURDRLDULLLUDRULLDLDRRUUDLRRLLRLDDLUDLRLRRURUUDUULUDURDURRLUU...

output:

944

result:

ok 1 number(s): "944"

Test #11:

score: 0
Accepted
time: 74ms
memory: 9332kb

input:

1
1000 1000 804351
DLRLDLLLLUDRDURRLDDRRLRUULURURDDDRDLRUDDULRRLLULURDRUUDRURRLURRRDRURRDRLULRDLRRDRRDDUDLUDLDULRUURRLRUUDRLDDRDDUUDULUULUUUDLRURULLRDUUDDDRRLDRUDDUUDRURLRDRUDLRLDDRRLLRLRDUDDULLULRLLDDUDDDUULDULLRRULULDUUULUDRRDRLUDLRRDDUDLRRDDLDLDRUULRRRRRLRLULLRDDRDDDULDRRURUDDLURLRLURLRDRULUDULUU...

output:

640000

result:

ok 1 number(s): "640000"