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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#292848#5414. Stop, Yesterday Please No MorehuzhaoyangAC ✓73ms16108kbC++141.3kb2023-12-28 15:13:212023-12-28 15:13:21

Judging History

你现在查看的是最新测评结果

  • [2023-12-28 15:13:21]
  • 评测
  • 测评结果:AC
  • 用时:73ms
  • 内存:16108kb
  • [2023-12-28 15:13:21]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
const int N=1005;
int t,n,m,k,l,ans,tag[N][N];
char s[N*N];
vector<pair<int,int> >v;
int main(){
	scanf("%d",&t);
	while (t--){
		scanf("%d%d%d%s",&n,&m,&k,s+1);
		l=strlen(s+1);
		int x=0,y=0,mnx=0,mxx=0,mny=0,mxy=0;
		v.clear(),v.push_back(make_pair(0,0));
		for(int i=1;i<=l;i++){
			if (s[i]=='U')x--;
			if (s[i]=='D')x++;
			if (s[i]=='L')y--;
			if (s[i]=='R')y++;
			v.push_back(make_pair(x,y));
			mnx=min(mnx,x),mxx=max(mxx,x);
			mny=min(mny,y),mxy=max(mxy,y);
		}
		mnx=-mnx,mny=-mny;
		sort(v.begin(),v.end());
		for(int i=0;i<=n;i++)
			for(int j=0;j<=m;j++)tag[i][j]=0;
		if ((mnx+mxx>=n)||(mny+mxy>=m)){
			if (!k)printf("%d\n",n*m);
			else puts("0");
			continue;
		}
		k=(n-mnx-mxx)*(m-mny-mxy)-k;
		for(int i=0;i<v.size();i++)
			if ((!i)||(v[i]!=v[i-1])){
				int lx=mnx+v[i].first,rx=n-mxx+v[i].first;
				int ly=mny+v[i].second,ry=m-mxy+v[i].second;
				lx=max(lx,0),rx=min(rx,n),ly=max(ly,0),ry=min(ry,m);
				if ((lx<rx)&&(ly<ry))tag[rx][ry]++,tag[lx][ry]--,tag[rx][ly]--,tag[lx][ly]++;
			}
		ans=0;
		for(int i=n;i;i--)
			for(int j=m;j;j--){
				if (i<n)tag[i][j]+=tag[i+1][j];
				if (j<m)tag[i][j]+=tag[i][j+1];
				if ((i<n)&&(j<m))tag[i][j]-=tag[i+1][j+1];
				if (tag[i][j]==k)ans++;
			}
		printf("%d\n",ans);
	}
	return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 1ms
memory: 5936kb

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: 4ms
memory: 4292kb

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: 8560kb

input:

1
1000 1000 979065
DDUULULUDULLULLDLUULURRLDURLRDLRRUURUUUDLRLUUDUUDUDLLDDDULU

output:

958416

result:

ok 1 number(s): "958416"

Test #4:

score: 0
Accepted
time: 3ms
memory: 8464kb

input:

1
1000 1000 943471
LRLDLURLDLRDRDUULULRDDLLRURDUURLLDDLDLDDLLLUUURLDRUDRLLUUUUUDLUUDLURURRDLRLRRRLULRRULURLRRDLDRLUDRRLDDLUDRRLLUDLLLRDULRRRRLDUUDRDLULUUUUDRRDULUDLLUUDLDURDRRLRRLDRLDDRURURLUULRRLDLLRLRDRRUULDLDLULLDLLRULLRUULURDURRLUUDUULLULDLRUDDLRLRLLUDDDLLLUDRRLDDULRRURRDURDDRDLLULRLULURLRDLLURD...

output:

889224

result:

ok 1 number(s): "889224"

Test #5:

score: 0
Accepted
time: 73ms
memory: 16108kb

input:

1
1000 1000 315808
LLRURURRDDDULLDDUDRDLRLLLDDDLUDRDURLDULRLRULUUDLUULUUDULLLLDDURLDUULUUDLLDLLDRUDUULRLLRLRUURLRLULLDDLLDUDLLRUUDRLDLUULDLLDRRRURDULLDRRRDURURDRLDURURUDLURLDURRLRRUDUDURDRLRRRDLRRURLURUDRRLDLRULLDLUURDURLURLLRDLRDRUURURDRUDUUUDLRRLUDLUUDUDDRRDUULUUDDRLLULDUUDRURRDRLULRLULDURLURUDLLD...

output:

426

result:

ok 1 number(s): "426"

Test #6:

score: 0
Accepted
time: 3ms
memory: 8076kb

input:

1
1000 1000 986018
LLULDRRRDDURRUDRUURRRDDLUUDUULRULRDULLD

output:

972180

result:

ok 1 number(s): "972180"

Test #7:

score: 0
Accepted
time: 3ms
memory: 7828kb

input:

1
1000 1000 945431
DDRRURUUDLDULLDLDDLRULDLLDDRRLUDRLUURRLDRDLURUURRRRLRURLURULLLDRDDDRRRLDLDRLRDDUURRURDDDLRUURLUURLRDUDDDLLDUURLDLUDLLRRDUUDRLUULLUULDLURRUDLUURLRLRURDUDRRRDRLRUDLLLLURLULRLRLRRDDUDLRLDUUUULUDLLURRLURRDLRURRRULDDLLLRLRDLUDLLDDRULDUULRDDUUDDUDLURDULLDUDDLULRULDRLDDULDULLUDLULUDRURRR...

output:

893000

result:

ok 1 number(s): "893000"

Test #8:

score: 0
Accepted
time: 70ms
memory: 16028kb

input:

1
1000 1000 460035
RDDUURDULDDLDDLDDLDRRULLRLUURLURRRDRUDDDRDLDLDULUDLRLLRRLRRURRRDLRLUDRDURULDRRDDDDDDLRLDULUULDUDRLLUUUURUUDRURLRRULDRDRUUUUULULRURDDRLRULLLRDRRULUDDUDDLLLRDRUULUUDDRLURDLDURRDLRRLDRRUDLUULRDLURULLDLRLLDDURDUDLDULDLLRULRDLRLUULLUDRUDDDLRRDULULLRUURLUURRLLLLRLDRURLLRLDRRDDDRLUUUUDUL...

output:

417

result:

ok 1 number(s): "417"

Test #9:

score: 0
Accepted
time: 0ms
memory: 7860kb

input:

1
1000 1000 992010
LLLLLDLDRRLUDRR

output:

1999

result:

ok 1 number(s): "1999"

Test #10:

score: 0
Accepted
time: 0ms
memory: 7816kb

input:

1
1000 1000 919600
LLDLRUDRLURRUDRDRRDLRUDLRRRUUULDLDURDDDRUURRRLLURULDRLRLULLULDRULULRLRRRURLDDDRUUULUDLLLLRRLLRDDRDULUDLRLRLDRLUDUDURRULUULLDULUULDLLDRDULUDLDULDDUULDDRRURDRDULRRLDRRDUURURRLUUUDRRLDRRDDLULRDDLDLLRLRLLLRULUUUURRRLDLRUDRRLRURDRLDULLLUDRULLDLDRRUUDLRRLLRLDDLUDLRLRRURUUDUULUDURDURRLUU...

output:

944

result:

ok 1 number(s): "944"

Test #11:

score: 0
Accepted
time: 58ms
memory: 15960kb

input:

1
1000 1000 804351
DLRLDLLLLUDRDURRLDDRRLRUULURURDDDRDLRUDDULRRLLULURDRUUDRURRLURRRDRURRDRLULRDLRRDRRDDUDLUDLDULRUURRLRUUDRLDDRDDUUDULUULUUUDLRURULLRDUUDDDRRLDRUDDUUDRURLRDRUDLRLDDRRLLRLRDUDDULLULRLLDDUDDDUULDULLRRULULDUUULUDRRDRLUDLRRDDUDLRRDDLDLDRUULRRRRRLRLULLRDDRDDDULDRRURUDDLURLRLURLRDRULUDULUU...

output:

640000

result:

ok 1 number(s): "640000"