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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#239468#5414. Stop, Yesterday Please No MorePlentyOfPenaltyAC ✓24ms21732kbC++171.9kb2023-11-04 20:49:242023-11-04 20:49:24

Judging History

你现在查看的是最新测评结果

  • [2023-11-04 20:49:24]
  • 评测
  • 测评结果:AC
  • 用时:24ms
  • 内存:21732kb
  • [2023-11-04 20:49:24]
  • 提交

answer

    #include<bits/stdc++.h>
    using namespace std;
    const int MAXN = 2011;
    char a[MAXN*MAXN];
    int sum[MAXN][MAXN];
    int main()
    {
        int task;
        scanf("%d",&task);
        while(task--)
        {
            int n,m,k;
            scanf("%d%d%d",&n,&m,&k);
            scanf("%s",a+1);
            int len=strlen(a+1),lx=1,rx=n,ly=1,ry=m;
            for(int i=1;i<=len;++i)
            {
                if(a[i]=='U')lx=max(1,lx-1),--rx;
                else if(a[i]=='D')++lx,rx=min(n,rx+1);
                else if(a[i]=='L')ly=max(1,ly-1),--ry;
                else ++ly,ry=min(m,ry+1);
            }
            if(lx>rx||ly>ry)
            {
                printf("%d\n",k==0?n*m:0);
                continue;
            }
            for(int i=len;i;--i)
                if(a[i]=='U')++lx,++rx;
                else if(a[i]=='D')--lx,--rx;
                else if(a[i]=='L')++ly,++ry;
                else --ly,--ry;
            int fx=rx-lx+1,fy=ry-ly+1;
            for(int i=1;i<=2*n;++i)
                for(int j=1;j<=2*m;++j)sum[i][j]=0;
            int x=n+1,y=m+1;
            sum[x][y]=1;
            for(int i=1;i<=len;++i)
            {
                if(a[i]=='U')++x;
                else if(a[i]=='D')--x;
                else if(a[i]=='L')++y;
                else --y;
                sum[x][y]=1;
            }
            for(int i=1;i<=2*n;++i)
                for(int j=1;j<=2*m;++j)
                    sum[i][j]+=sum[i-1][j]+sum[i][j-1]-sum[i-1][j-1];
            int ans=0;
            for(int i=1;i<=n;++i)
                for(int j=1;j<=m;++j)
                {
                    int tx=n+1+(lx-i),ty=m+1+(ly-j);
                    if(sum[tx+fx-1][ty+fy-1]-sum[tx-1][ty+fy-1]-sum[tx+fx-1][ty-1]+sum[tx-1][ty-1]==fx*fy-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: 0ms
memory: 5872kb

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: 5ms
memory: 8908kb

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: 8ms
memory: 21216kb

input:

1
1000 1000 979065
DDUULULUDULLULLDLUULURRLDURLRDLRRUURUUUDLRLUUDUUDUDLLDDDULU

output:

958416

result:

ok 1 number(s): "958416"

Test #4:

score: 0
Accepted
time: 7ms
memory: 21384kb

input:

1
1000 1000 943471
LRLDLURLDLRDRDUULULRDDLLRURDUURLLDDLDLDDLLLUUURLDRUDRLLUUUUUDLUUDLURURRDLRLRRRLULRRULURLRRDLDRLUDRRLDDLUDRRLLUDLLLRDULRRRRLDUUDRDLULUUUUDRRDULUDLLUUDLDURDRRLRRLDRLDDRURURLUULRRLDLLRLRDRRUULDLDLULLDLLRULLRUULURDURRLUUDUULLULDLRUDDLRLRLLUDDDLLLUDRRLDDULRRURRDURDDRDLLULRLULURLRDLLURD...

output:

889224

result:

ok 1 number(s): "889224"

Test #5:

score: 0
Accepted
time: 19ms
memory: 21060kb

input:

1
1000 1000 315808
LLRURURRDDDULLDDUDRDLRLLLDDDLUDRDURLDULRLRULUUDLUULUUDULLLLDDURLDUULUUDLLDLLDRUDUULRLLRLRUURLRLULLDDLLDUDLLRUUDRLDLUULDLLDRRRURDULLDRRRDURURDRLDURURUDLURLDURRLRRUDUDURDRLRRRDLRRURLURUDRRLDLRULLDLUURDURLURLLRDLRDRUURURDRUDUUUDLRRLUDLUUDUDDRRDUULUUDDRLLULDUUDRURRDRLULRLULDURLURUDLLD...

output:

426

result:

ok 1 number(s): "426"

Test #6:

score: 0
Accepted
time: 7ms
memory: 20808kb

input:

1
1000 1000 986018
LLULDRRRDDURRUDRUURRRDDLUUDUULRULRDULLD

output:

972180

result:

ok 1 number(s): "972180"

Test #7:

score: 0
Accepted
time: 3ms
memory: 21168kb

input:

1
1000 1000 945431
DDRRURUUDLDULLDLDDLRULDLLDDRRLUDRLUURRLDRDLURUURRRRLRURLURULLLDRDDDRRRLDLDRLRDDUURRURDDDLRUURLUURLRDUDDDLLDUURLDLUDLLRRDUUDRLUULLUULDLURRUDLUURLRLRURDUDRRRDRLRUDLLLLURLULRLRLRRDDUDLRLDUUUULUDLLURRLURRDLRURRRULDDLLLRLRDLUDLLDDRULDUULRDDUUDDUDLURDULLDUDDLULRULDRLDDULDULLUDLULUDRURRR...

output:

893000

result:

ok 1 number(s): "893000"

Test #8:

score: 0
Accepted
time: 20ms
memory: 20660kb

input:

1
1000 1000 460035
RDDUURDULDDLDDLDDLDRRULLRLUURLURRRDRUDDDRDLDLDULUDLRLLRRLRRURRRDLRLUDRDURULDRRDDDDDDLRLDULUULDUDRLLUUUURUUDRURLRRULDRDRUUUUULULRURDDRLRULLLRDRRULUDDUDDLLLRDRUULUUDDRLURDLDURRDLRRLDRRUDLUULRDLURULLDLRLLDDURDUDLDULDLLRULRDLRLUULLUDRUDDDLRRDULULLRUURLUURRLLLLRLDRURLLRLDRRDDDRLUUUUDUL...

output:

417

result:

ok 1 number(s): "417"

Test #9:

score: 0
Accepted
time: 4ms
memory: 20796kb

input:

1
1000 1000 992010
LLLLLDLDRRLUDRR

output:

1999

result:

ok 1 number(s): "1999"

Test #10:

score: 0
Accepted
time: 7ms
memory: 21528kb

input:

1
1000 1000 919600
LLDLRUDRLURRUDRDRRDLRUDLRRRUUULDLDURDDDRUURRRLLURULDRLRLULLULDRULULRLRRRURLDDDRUUULUDLLLLRRLLRDDRDULUDLRLRLDRLUDUDURRULUULLDULUULDLLDRDULUDLDULDDUULDDRRURDRDULRRLDRRDUURURRLUUUDRRLDRRDDLULRDDLDLLRLRLLLRULUUUURRRLDLRUDRRLRURDRLDULLLUDRULLDLDRRUUDLRRLLRLDDLUDLRLRRURUUDUULUDURDURRLUU...

output:

944

result:

ok 1 number(s): "944"

Test #11:

score: 0
Accepted
time: 24ms
memory: 21732kb

input:

1
1000 1000 804351
DLRLDLLLLUDRDURRLDDRRLRUULURURDDDRDLRUDDULRRLLULURDRUUDRURRLURRRDRURRDRLULRDLRRDRRDDUDLUDLDULRUURRLRUUDRLDDRDDUUDULUULUUUDLRURULLRDUUDDDRRLDRUDDUUDRURLRDRUDLRLDDRRLLRLRDUDDULLULRLLDDUDDDUULDULLRRULULDUUULUDRRDRLUDLRRDDUDLRRDDLDLDRUULRRRRRLRLULLRDDRDDDULDRRURUDDLURLRLURLRDRULUDULUU...

output:

640000

result:

ok 1 number(s): "640000"