#include <iostream>
#include <vector>
#define pb push_back
#define endl '\n'
using namespace std;
const int MAXN = 3e7+100;
vector<int> adj[MAXN];
char tp[MAXN];
int h, w, n;
string mat[4010];
int cnt;
bool used[MAXN];
void dfs(int v, int ld){
// cout << ld << ' ' << v << endl;
used[v] = 1;
for(int u : adj[v]){
if(used[u]) continue;
if(tp[u] == tp[v] || tp[u] == '-' || tp[v] == '-') dfs(u, ld);
else if(tp[v] != '-'){
adj[u].pb(n+ld);
adj[n+ld].pb(u);
// cout << u << "<->" << n+ld << endl;
}
}
}
int main(){
ios::sync_with_stdio(0);cin.tie(0);
cin >> h >> w;
n = h*w;
for(int i=0;i<h; i++) cin >> mat[i];
for(int i=0; i<h; i++){
for(int j=0; j<w; j++){
int v, u, u_;
v = (i*w) + j;
u = (i+1)*w + j;
u_ = i*w + j + 1;
tp[v] = mat[i][j];
if(tp[v] == '.') continue;
if(i < (h-1) && tp[u] != '.'){
adj[v].pb(u);
adj[u].pb(v);
}
if(j < (w-1) && tp[u] != '.'){
adj[v].pb(u_);
adj[u_].pb(v);
}
}
}
for(int i=0; i<n; i++){
if(used[i] || tp[i] == '.') continue;
used[i] = 1;
tp[cnt + n] = '-';
dfs(i, cnt);
cnt++;
}
cout << cnt << endl;
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Execution timed out |
2689 ms |
1048580 KB |
Time limit exceeded |
| 2 |
Execution timed out |
2745 ms |
1048576 KB |
Time limit exceeded |
| 3 |
Incorrect |
149 ms |
708100 KB |
Output isn't correct |
| 4 |
Correct |
170 ms |
716112 KB |
Output is correct |
| 5 |
Execution timed out |
2696 ms |
1048576 KB |
Time limit exceeded |
| 6 |
Execution timed out |
2623 ms |
1048576 KB |
Time limit exceeded |
| 7 |
Incorrect |
147 ms |
708280 KB |
Output isn't correct |
| 8 |
Correct |
150 ms |
708452 KB |
Output is correct |
| 9 |
Execution timed out |
2718 ms |
1048576 KB |
Time limit exceeded |
| 10 |
Execution timed out |
2711 ms |
1048576 KB |
Time limit exceeded |
| 11 |
Correct |
160 ms |
710472 KB |
Output is correct |
| 12 |
Execution timed out |
2608 ms |
1048576 KB |
Time limit exceeded |
| 13 |
Execution timed out |
2751 ms |
1048576 KB |
Time limit exceeded |
| 14 |
Execution timed out |
2729 ms |
1048576 KB |
Time limit exceeded |
| 15 |
Execution timed out |
2750 ms |
1048576 KB |
Time limit exceeded |
| 16 |
Execution timed out |
2730 ms |
1048576 KB |
Time limit exceeded |
| 17 |
Execution timed out |
2761 ms |
1048576 KB |
Time limit exceeded |
| 18 |
Correct |
169 ms |
716124 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Execution timed out |
2655 ms |
1048576 KB |
Time limit exceeded |
| 2 |
Execution timed out |
2738 ms |
1048576 KB |
Time limit exceeded |
| 3 |
Incorrect |
1110 ms |
1017684 KB |
Output isn't correct |
| 4 |
Execution timed out |
2758 ms |
1048576 KB |
Time limit exceeded |
| 5 |
Runtime error |
806 ms |
1048576 KB |
Execution killed with signal 9 |
| 6 |
Runtime error |
925 ms |
1048576 KB |
Execution killed with signal 9 |
| 7 |
Execution timed out |
2813 ms |
1048576 KB |
Time limit exceeded |
| 8 |
Execution timed out |
2699 ms |
1048576 KB |
Time limit exceeded |
| 9 |
Execution timed out |
2766 ms |
1048580 KB |
Time limit exceeded |
| 10 |
Incorrect |
149 ms |
709200 KB |
Output isn't correct |
| 11 |
Execution timed out |
2785 ms |
1048576 KB |
Time limit exceeded |
| 12 |
Incorrect |
160 ms |
708896 KB |
Output isn't correct |
| 13 |
Execution timed out |
2696 ms |
1048576 KB |
Time limit exceeded |
| 14 |
Execution timed out |
2765 ms |
1048576 KB |
Time limit exceeded |
| 15 |
Execution timed out |
2721 ms |
1048576 KB |
Time limit exceeded |
| 16 |
Incorrect |
231 ms |
730856 KB |
Output isn't correct |
| 17 |
Execution timed out |
2776 ms |
1048576 KB |
Time limit exceeded |
| 18 |
Execution timed out |
2735 ms |
1048576 KB |
Time limit exceeded |
| 19 |
Execution timed out |
2699 ms |
1048576 KB |
Time limit exceeded |
| 20 |
Execution timed out |
2742 ms |
1048576 KB |
Time limit exceeded |
| 21 |
Incorrect |
781 ms |
890872 KB |
Output isn't correct |
| 22 |
Runtime error |
820 ms |
1048576 KB |
Execution killed with signal 9 |
| 23 |
Incorrect |
944 ms |
941208 KB |
Output isn't correct |
| 24 |
Incorrect |
874 ms |
969296 KB |
Output isn't correct |
| 25 |
Runtime error |
807 ms |
1048576 KB |
Execution killed with signal 9 |
| 26 |
Runtime error |
937 ms |
1048576 KB |
Execution killed with signal 9 |
| 27 |
Runtime error |
922 ms |
1048576 KB |
Execution killed with signal 9 |
| 28 |
Runtime error |
915 ms |
1048576 KB |
Execution killed with signal 9 |
| 29 |
Runtime error |
919 ms |
1048576 KB |
Execution killed with signal 9 |
| 30 |
Runtime error |
909 ms |
1048576 KB |
Execution killed with signal 9 |
| 31 |
Runtime error |
937 ms |
1048576 KB |
Execution killed with signal 9 |
| 32 |
Runtime error |
971 ms |
1048576 KB |
Execution killed with signal 9 |
