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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 More | asaltfish | AC ✓ | 733ms | 28612kb | C++20 | 3.3kb | 2024-04-29 21:47:19 | 2024-04-29 21:47:20 |
Judging History
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';
}
}
详细
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"