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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 |
---|---|---|---|---|---|---|---|---|---|
#816017 | #1127. Virus Experiment | _8_8_ | 6 | 628ms | 58420kb | C++23 | 5.0kb | 2024-12-15 20:55:15 | 2024-12-15 20:55:23 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int N = (int)1e6 + 12, MOD = 998244353, maxn = 805;
const int dx[] = {1, 0, -1, 0}, dy[] = {0, 1, 0, -1};
int n, r, c, u[maxn][maxn], mx = 0, e[N], pr[N], comp[N];
string s;
int o;
int conv(int x, int y) {
return (x - 1) * c + y;
}
bool bl[N], w[N][16], is[N];
pair<int, int> ob[N];
void prec() {
cin >> s;
for(int i = 1; i <= r; i++) {
for(int j = 1; j <= c; j++) {
cin >> u[i][j];
if(!u[i][j]) {
u[i][j] = (int)1e9;
bl[conv(i, j)] = 1;
}
ob[conv(i, j)] = {i, j};
}
}
for(int i = 0; i < n; i++) {
if(s[i] == 'N') {
e[i] = 0;
} else if(s[i] == 'S') {
e[i] = 2;
} else if(s[i] == 'E') {
e[i] = 3;
} else {
e[i] = 1;
}
}
for(int i = 1; i < (1 << 4); i++) {
vector<int> f;
for(int j = 0; j < n; j++) {
if(!((i >> e[j]) & 1)) f.push_back(j);
}
int mx = 0;
if(f.empty()) {
mx = (int)1e6;
} else {
mx = f[0] + (n - 1 - f.back());
for(int l = 1; l < (int)f.size(); l++) {
mx = max(mx, f[l] - f[l - 1] - 1);
}
}
for(int x = 1; x <= r; x++) {
for(int y = 1; y <= c; y++) {
if(u[x][y] > mx) continue;
bool ok = 1;
if(x == r || x == 1 || y == 1 || y == c) {
for(int j = 0; j < 4; j++) {
if((i >> j) & 1) {
int kx = x - dx[j], ky = y - dy[j];
if(kx >= 1 && kx <= r && ky >= 1 && ky <= c) {
} else {
ok = 0;
break;
}
}
}
}
if(!ok) continue;
w[conv(x, y)][i] = 1;
}
}
}
n = r * c;
for(int i = 1; i <= n; ++i) {
pr[i] = comp[i] = i;
}
}
inline bool in(int x, int y) {
return (x >= 1 && x <= r && y >= 1 && y <= c);
}
int msk[N], us[N], timer;
pair<int, int> bfs(int j) {
timer++;
queue<int> q;
us[j] = timer;
q.push(j);
vector<int> sn;
while(!q.empty()) {
int v = q.front();
q.pop();
auto [x, y] = ob[v];
for(int i = 0; i < 4; i++) {
int kx = x + dx[i], ky = y + dy[i];
if(in(kx, ky)) {
int to = conv(kx, ky);
if(us[to] == timer) continue;
if(!msk[to]) {
sn.push_back(to);
}
msk[to] |= (1 << i);
if(w[to][msk[to]]) {
if(pr[to] == comp[j]) {
us[to] = timer;
comp[to] = comp[v];
q.push(to);
} else {
for(int f : sn) {
msk[f] = 0;
}
return {comp[j], pr[to]};
}
}
}
}
}
for(int f : sn) {
msk[f] = 0;
}
return {-1, -1};
}
int vis[N], P[N];
pair<int, int> ed[N];
int get(int v) {
if(P[v] == v) return v;
return P[v] = get(P[v]);
}
void merge(int v, int u) {
v = get(v);
u = get(u);
P[v] = u;
}
int col[N];
void test() {
cin >> n >> r >> c;
prec();
for(int i = 0; i < 20; i++) {
for(int j = 1; j <= n; j++) {
P[j] = j;
}
int it = 0;
for(int j = 1; j <= n; ++j) {
if(bl[j]) continue;
if(vis[comp[j]] != i + 1 && pr[j] == comp[j]) {
auto [x, y] = bfs(j);
vis[comp[j]] = i + 1;
if(x != -1) {
ed[it++] = {x, y};
}
}
}
for(int j = 0; j < it; j++) {
merge(ed[j].first, ed[j].second);
}
for(int j = 1; j <= n; j++) {
pr[j] = get(pr[j]);
}
}
for(int j = 1; j <= n; j++) {
if(bl[j]) continue;
if(pr[j] == comp[j]) {
col[pr[j]]++;
}
}
vector<int> x;
for(int i = 1; i <= n; i++) {
if(col[i]) {
x.push_back(col[i]);
}
}
sort(x.begin(), x.end());
int res = 0;
for(int i = 0; i < (int)x.size() && x[i] == x[0]; i++) {
res += x[i];
}
cout << x[0] << '\n' << res << '\n';
}
int main() {
ios_base::sync_with_stdio(false);
cin.tie(0);
o = clock();
int t = 1;
// cin >> t;
while(t--) {
test();
}
// cout << (clock() - o) * 1.0 / CLOCKS_PER_SEC;
}
详细
Subtask #1:
score: 0
Time Limit Exceeded
Test #1:
score: 14
Accepted
time: 2ms
memory: 22412kb
input:
53768 10 50 EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE...
output:
1 10
result:
ok 2 lines
Test #2:
score: 14
Accepted
time: 628ms
memory: 57256kb
input:
10 800 800 WWWWEWWEWW 7 3 7 5 10 6 9 6 5 8 1 10 1 6 6 1 8 9 3 7 1 3 1 4 9 3 4 2 5 4 5 7 8 10 4 6 2 8 7 2 1 5 3 10 9 10 1 7 6 2 1 8 3 4 10 5 3 3 3 9 2 2 6 1 6 5 6 3 7 9 7 5 8 5 4 3 7 6 9 3 4 9 1 2 7 1 3 4 6 10 8 4 4 9 1 2 6 1 4 4 10 6 10 4 1 5 1 8 5 2 1 9 4 10 9 2 7 9 4 1 6 5 1 6 6 10 10 1 3 10 6 4 8...
output:
1 230450
result:
ok 2 lines
Test #3:
score: 14
Accepted
time: 97ms
memory: 56964kb
input:
10 800 800 WWWWWWWWWW 15314 11896 14475 25269 31478 32227 37443 24837 1353 32232 8163 3206 34713 17755 6870 20331 29572 19341 12557 36054 14768 990 30502 32464 15439 17070 15514 32216 37546 25514 27706 3028 26652 17247 13171 40866 36133 9550 22005 24048 33764 25331 12936 27462 27217 33096 19096 3919...
output:
1 800
result:
ok 2 lines
Test #4:
score: 14
Accepted
time: 108ms
memory: 58420kb
input:
31 800 800 EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1...
output:
1 800
result:
ok 2 lines
Test #5:
score: 0
Time Limit Exceeded
input:
9999 800 800 WWWEEWEEWEWEEEWEEEWWWEWWEEEEEWEEEWWEWWWEWEWEWEEEWWWWWEWEEEEEEWEEWWEWWEEEEWEWWEWWWEEEWWEEWEWWWEWWEWWEEEWWWEWEEWWEWEWWWEWWWEEEWWEEEWWEEEWWWWEWWEWEWWWWEEWEEEWEWWEWEEWEWEEEWEWEEEWWWWEEEEWWWWWWEWWWEWEWWWEWEWWWEWWEEEEWWEEEEEWEWEWWWEWEEEEWEEEEWEEWEEEEEWEWWEEEWWEEEWEEEEWWEWWEEWEEWEWWEWWWEWEEEWE...
output:
result:
Subtask #2:
score: 6
Accepted
Test #9:
score: 6
Accepted
time: 0ms
memory: 22124kb
input:
10 10 10 NNNNSENESS 3 2 0 0 1 3 2 3 1 2 3 3 2 0 5 2 4 0 5 1 5 1 2 3 0 4 4 0 1 0 5 0 1 0 2 4 2 2 0 3 0 1 0 1 4 0 1 4 1 0 3 5 5 0 2 5 3 0 3 4 5 3 1 0 5 4 4 0 4 4 1 0 2 0 5 4 0 2 3 0 4 2 0 2 3 0 2 5 5 4 3 0 2 0 5 4 5 4 0 5
output:
1 33
result:
ok 2 lines
Test #10:
score: 6
Accepted
time: 3ms
memory: 22408kb
input:
100000 10 10 NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN...
output:
1 10
result:
ok 2 lines
Test #11:
score: 6
Accepted
time: 7ms
memory: 22928kb
input:
100000 11 11 SWNESSSWNSEWNSNESSNWEWEWNSNNSWSSWSEEWNENWSWNNEWWSWNSESSEWENNESSENEEEESEESEWENEWSNSNNSSNNSWSNNSNESWEWSENNSESEEWWNESSNNWWSNWNNWNWNWWSEENNNWESSWNWNSEWWNWNNWSWSEWSENSNWNWNNEESSSENWWESSWEESWWENSSENWNNEESWENWSSSWEEWNWEWNNENNWSWEWSNNEESESNWNSEEENWWESSWEEWWSWESSNNEEWWNSSWSNEWSENSNNSENNSSNSSEEEE...
output:
27 27
result:
ok 2 lines
Test #12:
score: 6
Accepted
time: 3ms
memory: 22408kb
input:
100000 10 10 EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE...
output:
1 16
result:
ok 2 lines
Test #13:
score: 6
Accepted
time: 3ms
memory: 18640kb
input:
100000 1 1 WWSSSWEEEEESSNSSSSENWSESSNSWWSWESWSEEWSNSSEESSWESNNNENENWEENSSSSSNENESEESEWWSNNWSEWSWNWESSWNWSEESNSWSWENWEWNWESEWSSNSWENEWNNSWEEWWSSSWNSNWWWNSSWSSNSENESENNNENWESSENNEWENWEENWNWSSSWWWSNWESWEESNNNESNNEESNEWSSNNSSWSSESNSNNWENENEWWWSEESNWEWWNWNNSSNEEWSWNSWEESNSNSNEWNNWWWWSSWSWWESWWENSENWNWNWN...
output:
1 1
result:
ok 2 lines
Test #14:
score: 6
Accepted
time: 9ms
memory: 22992kb
input:
100000 50 50 ENWNNWEESNSNSSESSWNEWWESNWEENNEEWWEWNNESSSEWSWNWEWSSNEEWNSEWSSWNESWSWESEWWSENEWESEWSWSNNWWESSSWSSSESESNSSNESSSWSNWSSSENSWWNWNWNNNSNSNSEENWESENEENNESENSENNWEEESENWSESWSNWNNNSNSNWWENWEEEWSNWWEWSWNSEEEWEWWNSWNNNWWENSNSWWSNNWESNSSSWWNSEWSNWNEEESSEWEESENEESWSNNWSNESEESWEESNWSEEWWSSWESENESSSE...
output:
2500 2500
result:
ok 2 lines
Test #15:
score: 6
Accepted
time: 0ms
memory: 22292kb
input:
100 10 10 NENNWNSNNEWNENENNWWNEWNSNWWSSSNSNESSESWESSNNNNEWSWESNSNWSENWNSESNENWSWEWWWNSNWNWESNSESENNWNNWSSWSNSE 2 1 4 1 4 2 1 3 2 4 1 4 4 4 3 3 4 2 2 1 1 3 1 4 2 2 1 4 2 2 2 3 4 3 3 3 1 2 4 1 2 2 3 4 3 4 4 1 3 4 1 4 4 3 4 4 1 4 4 2 1 4 3 4 1 1 3 3 4 3 4 4 1 2 3 3 2 3 4 4 2 4 2 1 1 3 4 2 4 4 2 1 2 3 4...
output:
1 1
result:
ok 2 lines
Test #16:
score: 6
Accepted
time: 3ms
memory: 24780kb
input:
100000 50 2 ESNNNSWNNESEWSWWWSENWENSWSNSENSWSENWWNEENNWWNESWNWSEWSWWNSSWSSNENSWWWEEEEENSNWWNNESEWSSNSEEENWWNWWNEENSENWSWEWWNNWWNESSSNWNWWSEWEESESNEEEWNNWWEEEESWSEWWNNSNENWWSEEWNWSNWWEEWNSNWWWWWNWWNNSENNEWSEWENSSSSNWSSSNWSNSNEWESEESWWSEEWWWNWWNESNSNSSNEEWSSENNNEEENSNEEEESNSWNNESEENNEESNSSWENSWSWSNSEE...
output:
46 46
result:
ok 2 lines
Test #17:
score: 6
Accepted
time: 0ms
memory: 22036kb
input:
100 47 41 WWENEWENESSWWNESSENWNEWESWNWESNWNWSEWNEWNSWENSWSNNSWWNNENEWNWWWSWSSESSNEEWEENWEWNWENENESEENNWWWNSWEW 1 2 1 1 2 10 1 2 1 1 2 8 2 2 1 1 1 8 1 1 1 2 2 9 2 1 1 1 1 9 2 1 2 2 2 9 1 2 2 2 2 1 1 1 2 1 9 1 2 2 2 2 9 2 1 2 2 2 9 2 1 1 2 1 9 1 1 1 2 1 8 1 2 2 1 1 10 2 2 2 1 1 2 2 1 2 10 1 2 2 1 1 10...
output:
28 56
result:
ok 2 lines
Test #18:
score: 6
Accepted
time: 3ms
memory: 22448kb
input:
100000 10 10 SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS...
output:
1 10
result:
ok 2 lines
Test #19:
score: 6
Accepted
time: 2ms
memory: 22144kb
input:
10 50 50 ESSSSSSSEE 4 2 10 7 7 1 8 1 2 4 8 4 4 2 9 7 3 9 7 3 9 3 4 6 7 2 5 2 4 8 5 2 2 10 10 6 2 1 1 5 10 7 3 10 10 10 6 8 7 7 9 3 9 6 1 7 10 9 8 7 2 1 10 8 4 4 10 8 10 5 2 7 6 6 3 10 2 4 1 3 3 2 8 3 9 1 7 2 3 8 7 7 1 5 3 7 5 2 10 5 1 2 10 1 1 4 1 5 1 10 10 10 10 2 7 5 1 8 8 5 5 3 4 5 1 3 5 6 1 6 8 ...
output:
1 545
result:
ok 2 lines
Test #20:
score: 6
Accepted
time: 0ms
memory: 22124kb
input:
100 50 50 WWWNSWNWWESSSESNEWESENENWESESSEENNWNWNSWESENEEEESWEENWSWWWWNEENEEWSSWNWNWNEESEEENWENSENSESSSWNWSSNSW 1 1 2 1 2 1 1 2 1 2 2 1 2 2 2 1 1 2 2 2 1 8 2 1 2 2 2 1 2 1 1 2 2 2 1 1 1 1 2 1 1 2 1 1 1 2 1 2 2 2 1 2 1 1 1 2 2 1 1 2 2 1 2 1 2 1 2 1 1 1 2173 2 2 1 1 2 1 2 1 2 1 1 2 2 2 2 1 1 1 1 1 1 1 ...
output:
2500 2500
result:
ok 2 lines
Test #21:
score: 6
Accepted
time: 3ms
memory: 22688kb
input:
100000 50 50 WWSNNSSSSSSSWWWSWSNNNNSSNNSSNWWNSSNNNSSSSWSWWSNNSNWSNWNWNWSSWWNWWNNSWWSSSWSNWNWSWWNNNNWSSSNSSNNNSSSNSWSWSWWWWSSNNNSWNSNSSSWSWNNWNSNNWSNWSSSWSWWSWNWSWWNNNSSWWSNWSWSNWNNWNSNSSSNNNNWNSWWWNNSWNWWNNSWWNNWNWSNSSWNWNWWWSNSWSNWNSWSWSNWNNNWNSNSSWWNSNWSWNWNSWNNSSWNSNNWSNSWWWWSSWSNNNNSSWWWWNSWNWSW...
output:
50 50
result:
ok 2 lines
Test #22:
score: 6
Accepted
time: 3ms
memory: 22932kb
input:
100000 50 50 SWSSSNWSNWNNNSNSSSNNSWNNWNWWNSNNNSNNWNNSNWNWSNSWWNSWWNSSWNWNWSWNNSSNNWSWSNNNNWWSNSSSSWSSWWSNNWWSNNWSSSSSSWNNWSWWSWWWWNSNSNWWWSSWWNNSSWSNWNSNSNNSWSWWWNSWWNSNSSNSWSNNSWNWSSNWWSSSNWNWSWSNSNSSWWNNWWWWNNNSWWWNWWNSWWNNWSNNSNNWNSSNWWNNSSNSSNSSSNWSNSSWWWNNNSSWSWNNSNSNWSNSNSSWSSSSWSWNNNNWSWWSNNW...
output:
1 3
result:
ok 2 lines
Test #23:
score: 6
Accepted
time: 5ms
memory: 22924kb
input:
100000 50 50 NNEENENWWNWNNEEWNNWWWWNENNWWNENWNNWNNWWENEENNNEEEWENEENENWNEEEENNEWEWEWNNWNNNEWNWEWNNENWWWWWEENNNNENWWWNENNENENWENNWNWEEEEEWNWWWEWWEWENEENNWEEWWWEEENWNNEENEEEEEWWWWEEEEWWWEEEEWWNNNNEEEWNEWEWENEWEWNEEWNWENWNWEWENNENNWNWEWWENNEWNNNNNNNENNENNNNWEENNNWWWWNNENEEEWNWNWEWNNWNNENWWWWNWNEENWWWEN...
output:
50 50
result:
ok 2 lines
Test #24:
score: 6
Accepted
time: 3ms
memory: 24752kb
input:
100000 50 50 SESWSSWEWEWSWESWEEEWESESSEWEWWSEEEWSESEWSESWWSWEWSSSWSEWESSWSSWSWWWWESEEWEWEWEEEWEEEWWSEEESSEESEEWSESSWEEEWWWSEWSWWSEWSWWEESSWSEEEEEWSSWEWEEESEEWSSWSEWESEWSSEWWSWEWSWESESEEWEEEWESWEESWSESWWSWSWEWESWESEESESSWSESESESSEEWWSSWESEWSWSSSEWWWWSSESSSEESSWWWSEWSSSSESWSSSSEESWSSEWSSSEEESWESWSEEWE...
output:
1 37
result:
ok 2 lines
Test #25:
score: 6
Accepted
time: 3ms
memory: 26720kb
input:
50000 50 49 SNNWEENNESEEEWSESNWSENSSWNWWENENWWEWSEWEEENSNSWEEEESENEEENNSSSESSNEEWSWEWWNSSWNNNSNNNWSSSNEWSSSESWSSWNSSESSNESESWESSWWSEENWENWWENWEWWNNWNWNWEESSSEWWSSSWNSEESWEENNENWEWNNEESSNWSNWSWWWSENWSESSNNNSESNESNSNSWSSNNSNWWEEESESSNNESSWNEENWEESESWSNWNENWNENEEENNSEEESEWENSESWENENSENSWNEEEEWNNSWNNSNN...
output:
3 915
result:
ok 2 lines
Test #26:
score: 6
Accepted
time: 5ms
memory: 22176kb
input:
2000 50 50 NNWSNWWSWNNSNWNNNENWNSWSENSWWSNWNWSSSWNESNSWSENWSNWWSWWENWSWNENWSWENSSSSWNWSNWESWNSNWESSEEEEEESNWNNESENNWNNESNSWNNNNESSWNNENEWSNESSNWNNENEEWWEWNEWNSSWSSSEWEESSNEWSEWNSSSWWSNEWEEWESENNSNSNWSWWENNWNSWSWNESEWNEWESWESSESWNEWNESNNWESSSSENSSSESNWNSNWSNNSESESSSNWNEEWNWSNNWEEWSEWEENSNWSESSESEWENN...
output:
50 1400
result:
ok 2 lines
Test #27:
score: 6
Accepted
time: 12ms
memory: 28976kb
input:
100000 50 50 NNNNSENESSEEWWNSESWWNNEEWSEWSEWNWNEESWNEENWWNNWWEWWNNENNWSWSNNEENWSNSSNSNSSNSSWESWEWSWWSENWNWSENWWWSSESENNWNNWESNWEEESNESSWEWSSNESSEEEEWEWESNSNWEEWNWNSENSSNNESEEWESENENESSNNSWWEWWNWNEWENSNWENWEENNNSWSENWWSWENNWSESNSNSWSSSENSSSENNWWEESENSSNESNNSESNNWNWNEESEWWSEWWESEWSEEWWSSNENSNWWSNEENEW...
output:
1 2262
result:
ok 2 lines
Subtask #3:
score: 0
Skipped
Dependency #1:
0%