QOJ.ac

QOJ

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
#402118#5414. Stop, Yesterday Please No MoreasaltfishAC ✓733ms28612kbC++203.3kb2024-04-29 21:47:192024-04-29 21:47:20

Judging History

你现在查看的是最新测评结果

  • [2024-04-29 21:47:20]
  • 评测
  • 测评结果：AC
  • 用时：733ms
  • 内存：28612kb
查看
  • [2024-04-29 21:47:19]
  • 提交

answer

#include<cstdio>
#include<iostream>
#include<cmath>
#include<algorithm>
#include<string.h>
#include<iomanip>
#include<stack>
#include<deque>
#include<queue>
#include<vector>
#include<map>
#include<set>
using namespace std;
typedef long long ll;
ll di[1100][1100], sum[1100][1100];
inline int read() { register int s = 0, w = 1; char ch = getchar(); while (ch < '0' || ch > '9') { if (ch == '-')w = -1; ch = getchar(); }while (ch >= '0' && ch <= '9')s = s * 10 + ch - '0', ch = getchar(); return s * w; }
int main()
{
    ll t; cin >> t;
    while (t--)
    {
        memset(sum, 0, sizeof sum);
        memset(di, 0, sizeof di);
        ll n, m, k; n=read();m=read();k=read();
        string s;
        cin >> s;
        ll a = 1,b=1,x=1,yy=1,le=m,wi=n;
        for (int i = 0; i < s.length(); i++)
        {
            if (s[i] == 'U')
            {
                a--;
                if (a <= 0)
                {
                    wi--;
                    a = 1;
                    x++;
                }
            }
            else if (s[i] == 'D')
            {
                a++;
                if (a+wi-1 > n)
                {
                    wi--;
                }
            }
            else if (s[i] == 'L')
            {
                b--;
                if (b<=0)
                {
                    b = 1; le--; yy++;
                }
            }
            else if (s[i] == 'R')
            {
                b++;
                if (b+le-1 > m)
                {
                    le--;
                }
            }
        }
        if (le <= 0 || wi <= 0)
        {
            if (k == 0)cout << n * m<<'\n';
            else cout << 0<<'\n';
            continue;
        }
        set<pair<ll, ll> >d;
        for (int i = 0; i < s.length(); i++)
        {
            if (!d.count({ x,yy }))
            {
                d.insert({ x,yy });
                di[x][yy]++;
                di[x + wi][yy]--;
                di[x][yy + le]--;
                di[x + wi][yy + le]++;
            }
            if (s[i] == 'U')x--;
            else if (s[i] == 'D')x++;
            else if (s[i] == 'L')yy--;
            else yy++;
            //for (int u= 1; u <= n; u++)
            //{
            //    for (int y = 1; y <= m; y++)
            //    {
            //        cout << di[u][y] << " ";
            //    }
            //    cout << endl;
            //}
            //cout << endl;
        }
        if (!d.count({ x,yy }))
        {
            d.insert({ x,yy });
            di[x][yy]++;
            di[x + wi][yy]--;
            di[x][yy + le]--;
            di[x + wi][yy + le]++;
        }
        //for (int i = 1; i <= n; i++)
        //{
        //    for (int y = 1; y <= m; y++)
        //    {
        //        cout << di[i][y] << " ";
        //    }
        //    cout << endl;
        //}
        //cout << endl;
        ll ans = 0;
        for (int i = 1; i <= n; i++)
        {
            for (int y = 1; y <= m; y++)
            {
                sum[i][y] = sum[i - 1][y] + sum[i][y - 1] - sum[i - 1][y - 1] + di[i][y];
               // cout << sum[i][y] << " ";
                if (sum[i][y] == le*wi-k)ans++;
            }
            //cout << endl;
        }
        cout << ans << '\n';
    }

}
源文件, 语言: C++20

詳細信息

Test #1:

score: 100
Accepted
time: 5ms
memory: 22672kb

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: 733ms
memory: 22604kb

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: 6ms
memory: 22736kb

input:

1
1000 1000 979065
DDUULULUDULLULLDLUULURRLDURLRDLRRUURUUUDLRLUUDUUDUDLLDDDULU

output:

958416

result:

ok 1 number(s): "958416"

Test #4:

score: 0
Accepted
time: 3ms
memory: 22500kb

input:

1
1000 1000 943471
LRLDLURLDLRDRDUULULRDDLLRURDUURLLDDLDLDDLLLUUURLDRUDRLLUUUUUDLUUDLURURRDLRLRRRLULRRULURLRRDLDRLUDRRLDDLUDRRLLUDLLLRDULRRRRLDUUDRDLULUUUUDRRDULUDLLUUDLDURDRRLRRLDRLDDRURURLUULRRLDLLRLRDRRUULDLDLULLDLLRULLRUULURDURRLUUDUULLULDLRUDDLRLRLLUDDDLLLUDRRLDDULRRURRDURDDRDLLULRLULURLRDLLURD...

output:

889224

result:

ok 1 number(s): "889224"

Test #5:

score: 0
Accepted
time: 100ms
memory: 28612kb

input:

1
1000 1000 315808
LLRURURRDDDULLDDUDRDLRLLLDDDLUDRDURLDULRLRULUUDLUULUUDULLLLDDURLDUULUUDLLDLLDRUDUULRLLRLRUURLRLULLDDLLDUDLLRUUDRLDLUULDLLDRRRURDULLDRRRDURURDRLDURURUDLURLDURRLRRUDUDURDRLRRRDLRRURLURUDRRLDLRULLDLUURDURLURLLRDLRDRUURURDRUDUUUDLRRLUDLUUDUDDRRDUULUUDDRLLULDUUDRURRDRLULRLULDURLURUDLLD...

output:

426

result:

ok 1 number(s): "426"

Test #6:

score: 0
Accepted
time: 3ms
memory: 22392kb

input:

1
1000 1000 986018
LLULDRRRDDURRUDRUURRRDDLUUDUULRULRDULLD

output:

972180

result:

ok 1 number(s): "972180"

Test #7:

score: 0
Accepted
time: 0ms
memory: 22456kb

input:

1
1000 1000 945431
DDRRURUUDLDULLDLDDLRULDLLDDRRLUDRLUURRLDRDLURUURRRRLRURLURULLLDRDDDRRRLDLDRLRDDUURRURDDDLRUURLUURLRDUDDDLLDUURLDLUDLLRRDUUDRLUULLUULDLURRUDLUURLRLRURDUDRRRDRLRUDLLLLURLULRLRLRRDDUDLRLDUUUULUDLLURRLURRDLRURRRULDDLLLRLRDLUDLLDDRULDUULRDDUUDDUDLURDULLDUDDLULRULDRLDDULDULLUDLULUDRURRR...

output:

893000

result:

ok 1 number(s): "893000"

Test #8:

score: 0
Accepted
time: 89ms
memory: 25664kb

input:

1
1000 1000 460035
RDDUURDULDDLDDLDDLDRRULLRLUURLURRRDRUDDDRDLDLDULUDLRLLRRLRRURRRDLRLUDRDURULDRRDDDDDDLRLDULUULDUDRLLUUUURUUDRURLRRULDRDRUUUUULULRURDDRLRULLLRDRRULUDDUDDLLLRDRUULUUDDRLURDLDURRDLRRLDRRUDLUULRDLURULLDLRLLDDURDUDLDULDLLRULRDLRLUULLUDRUDDDLRRDULULLRUURLUURRLLLLRLDRURLLRLDRRDDDRLUUUUDUL...

output:

417

result:

ok 1 number(s): "417"

Test #9:

score: 0
Accepted
time: 5ms
memory: 22500kb

input:

1
1000 1000 992010
LLLLLDLDRRLUDRR

output:

1999

result:

ok 1 number(s): "1999"

Test #10:

score: 0
Accepted
time: 6ms
memory: 22724kb

input:

1
1000 1000 919600
LLDLRUDRLURRUDRDRRDLRUDLRRRUUULDLDURDDDRUURRRLLURULDRLRLULLULDRULULRLRRRURLDDDRUUULUDLLLLRRLLRDDRDULUDLRLRLDRLUDUDURRULUULLDULUULDLLDRDULUDLDULDDUULDDRRURDRDULRRLDRRDUURURRLUUUDRRLDRRDDLULRDDLDLLRLRLLLRULUUUURRRLDLRUDRRLRURDRLDULLLUDRULLDLDRRUUDLRRLLRLDDLUDLRLRRURUUDUULUDURDURRLUU...

output:

944

result:

ok 1 number(s): "944"

Test #11:

score: 0
Accepted
time: 71ms
memory: 24136kb

input:

1
1000 1000 804351
DLRLDLLLLUDRDURRLDDRRLRUULURURDDDRDLRUDDULRRLLULURDRUUDRURRLURRRDRURRDRLULRDLRRDRRDDUDLUDLDULRUURRLRUUDRLDDRDDUUDULUULUUUDLRURULLRDUUDDDRRLDRUDDUUDRURLRDRUDLRLDDRRLLRLRDUDDULLULRLLDDUDDDUULDULLRRULULDUUULUDRRDRLUDLRRDDUDLRRDDLDLDRUULRRRRRLRLULLRDDRDDDULDRRURUDDLURLRLURLRDRULUDULUU...

output:

640000

result:

ok 1 number(s): "640000"
English 繁體中文 简体中文

伺服器時間: 2024-12-03 04:08:36 | 開源專案