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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 |
---|---|---|---|---|---|---|---|---|---|
#625895 | #5414. Stop, Yesterday Please No More | study_to_death | AC ✓ | 19ms | 14468kb | C++14 | 1.9kb | 2024-10-09 21:37:07 | 2024-10-09 21:37:07 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
const int N = 1e3 + 5, M = 1e6 + 5;
int g[N][N];
char s[M];
int n, m, k;
int u, d, l, r;
int du, dd, dl, dr;
int sum[N][N], vis[N][N];
void move(char str)
{
if(str == 'U')
{
if(du) du --, dd ++;
else
{
u ++;
dd ++;
}
}else if(str == 'D')
{
if(dd) dd --, du ++;
else{
d --;
du ++;
}
}else if(str == 'R')
{
if(dr) dr --, dl ++;
else
{
r --;
dl ++;
}
}else
{
if(dl) dl --, dr ++;
else
{
l ++;
dr ++;
}
}
}
void add(int x, int y, int lenx, int leny)
{
sum[x][y] ++;
int xx = x + lenx - 1;
int yy = y + leny - 1;
sum[x][yy + 1] --;
sum[xx + 1][y] --;
sum[xx + 1][yy + 1] ++;
}
signed main()
{
int T;
scanf("%d", &T);
while(T -- )
{
int ans = 0;
scanf("%d%d%d", &n, &m, &k);
for(int i = 1; i <= n; i ++ )
{
for(int j = 1; j <= m; j ++ )
{
vis[i][j] = sum[i][j] = 0;
}
}
scanf("%s", s + 1);
u = l = 1;
d = n, r = m;
du = dd = dl = dr = 0;
for(int i = 1; s[i]; i ++ )
{
move(s[i]);
}
if((u > d || l > r) && k)
{
puts("0");
continue;
}else if((u > d || l > r) && !k)
{
int ans = n * m;
printf("%d\n", ans);
continue;
}
int lenx = (d - u + 1);
int leny = (r - l + 1);
int num = lenx * leny;
int x = u, y = l;
add(u, l, lenx, leny);
vis[u][l] = 1;
for(int i = 1; s[i]; i ++ )
{
if(s[i] == 'U') x --;
else if(s[i] == 'D') x ++;
else if(s[i] == 'L') y --;
else if(s[i] == 'R') y ++;
if(!vis[x][y])
add(x, y, lenx, leny);
vis[x][y] = 1;
}
for(int i = 1; i <= n; i ++ )
{
for(int j = 1; j <= m; j ++ )
{
sum[i][j] += sum[i - 1][j] + sum[i][j - 1] - sum[i - 1][j - 1];
if(sum[i][j] == num - k) ans ++;
}
}
cout<<ans<<endl;
}
return 0;
}
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 8056kb
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: 8332kb
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: 2ms
memory: 13544kb
input:
1 1000 1000 979065 DDUULULUDULLULLDLUULURRLDURLRDLRRUURUUUDLRLUUDUUDUDLLDDDULU
output:
958416
result:
ok 1 number(s): "958416"
Test #4:
score: 0
Accepted
time: 0ms
memory: 12576kb
input:
1 1000 1000 943471 LRLDLURLDLRDRDUULULRDDLLRURDUURLLDDLDLDDLLLUUURLDRUDRLLUUUUUDLUUDLURURRDLRLRRRLULRRULURLRRDLDRLUDRRLDDLUDRRLLUDLLLRDULRRRRLDUUDRDLULUUUUDRRDULUDLLUUDLDURDRRLRRLDRLDDRURURLUULRRLDLLRLRDRRUULDLDLULLDLLRULLRUULURDURRLUUDUULLULDLRUDDLRLRLLUDDDLLLUDRRLDDULRRURRDURDDRDLLULRLULURLRDLLURD...
output:
889224
result:
ok 1 number(s): "889224"
Test #5:
score: 0
Accepted
time: 15ms
memory: 12984kb
input:
1 1000 1000 315808 LLRURURRDDDULLDDUDRDLRLLLDDDLUDRDURLDULRLRULUUDLUULUUDULLLLDDURLDUULUUDLLDLLDRUDUULRLLRLRUURLRLULLDDLLDUDLLRUUDRLDLUULDLLDRRRURDULLDRRRDURURDRLDURURUDLURLDURRLRRUDUDURDRLRRRDLRRURLURUDRRLDLRULLDLUURDURLURLLRDLRDRUURURDRUDUUUDLRRLUDLUUDUDDRRDUULUUDDRLLULDUUDRURRDRLULRLULDURLURUDLLD...
output:
426
result:
ok 1 number(s): "426"
Test #6:
score: 0
Accepted
time: 0ms
memory: 11828kb
input:
1 1000 1000 986018 LLULDRRRDDURRUDRUURRRDDLUUDUULRULRDULLD
output:
972180
result:
ok 1 number(s): "972180"
Test #7:
score: 0
Accepted
time: 0ms
memory: 12836kb
input:
1 1000 1000 945431 DDRRURUUDLDULLDLDDLRULDLLDDRRLUDRLUURRLDRDLURUURRRRLRURLURULLLDRDDDRRRLDLDRLRDDUURRURDDDLRUURLUURLRDUDDDLLDUURLDLUDLLRRDUUDRLUULLUULDLURRUDLUURLRLRURDUDRRRDRLRUDLLLLURLULRLRLRRDDUDLRLDUUUULUDLLURRLURRDLRURRRULDDLLLRLRDLUDLLDDRULDUULRDDUUDDUDLURDULLDUDDLULRULDRLDDULDULLUDLULUDRURRR...
output:
893000
result:
ok 1 number(s): "893000"
Test #8:
score: 0
Accepted
time: 19ms
memory: 12732kb
input:
1 1000 1000 460035 RDDUURDULDDLDDLDDLDRRULLRLUURLURRRDRUDDDRDLDLDULUDLRLLRRLRRURRRDLRLUDRDURULDRRDDDDDDLRLDULUULDUDRLLUUUURUUDRURLRRULDRDRUUUUULULRURDDRLRULLLRDRRULUDDUDDLLLRDRUULUUDDRLURDLDURRDLRRLDRRUDLUULRDLURULLDLRLLDDURDUDLDULDLLRULRDLRLUULLUDRUDDDLRRDULULLRUURLUURRLLLLRLDRURLLRLDRRDDDRLUUUUDUL...
output:
417
result:
ok 1 number(s): "417"
Test #9:
score: 0
Accepted
time: 4ms
memory: 13264kb
input:
1 1000 1000 992010 LLLLLDLDRRLUDRR
output:
1999
result:
ok 1 number(s): "1999"
Test #10:
score: 0
Accepted
time: 2ms
memory: 11756kb
input:
1 1000 1000 919600 LLDLRUDRLURRUDRDRRDLRUDLRRRUUULDLDURDDDRUURRRLLURULDRLRLULLULDRULULRLRRRURLDDDRUUULUDLLLLRRLLRDDRDULUDLRLRLDRLUDUDURRULUULLDULUULDLLDRDULUDLDULDDUULDDRRURDRDULRRLDRRDUURURRLUUUDRRLDRRDDLULRDDLDLLRLRLLLRULUUUURRRLDLRUDRRLRURDRLDULLLUDRULLDLDRRUUDLRRLLRLDDLUDLRLRRURUUDUULUDURDURRLUU...
output:
944
result:
ok 1 number(s): "944"
Test #11:
score: 0
Accepted
time: 16ms
memory: 14468kb
input:
1 1000 1000 804351 DLRLDLLLLUDRDURRLDDRRLRUULURURDDDRDLRUDDULRRLLULURDRUUDRURRLURRRDRURRDRLULRDLRRDRRDDUDLUDLDULRUURRLRUUDRLDDRDDUUDULUULUUUDLRURULLRDUUDDDRRLDRUDDUUDRURLRDRUDLRLDDRRLLRLRDUDDULLULRLLDDUDDDUULDULLRRULULDUUULUDRRDRLUDLRRDDUDLRRDDLDLDRUULRRRRRLRLULLRDDRDDDULDRRURUDDLURLRLURLRDRULUDULUU...
output:
640000
result:
ok 1 number(s): "640000"