oj.uz

Submission #116108

# Submission time Handle Problem Language Result Execution time Memory
116108 2019-06-10T15:39:14 Z faustaadp Dango Maker (JOI18_dango_maker) C++17
33 / 100
 430 ms 262144 KB 
#include<bits/stdc++.h>
typedef long long ll;
#define pb push_back
#define mp make_pair
#define fi first
#define se second
using namespace std;
ll n,m,i,j,has,te;
char a[3030][3030];
int p[9000010];
int x[9000010];
int b[9000010];
int mat[9000010];
vector<int> v[9000010];
ll dfs(ll aa)
{
	if(b[aa]==i)
		return 0;
	b[aa]=1;
	ll ii;
	for(ii=0;ii<v[aa].size();ii++)
		if(mat[v[aa][ii]]==-1||dfs(v[aa][ii]))
		{
			mat[v[aa][ii]]=aa;
			return 1;
		}
	return 0;
}
int main()
{
	ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
	cin>>n>>m;
	for(i=1;i<=n;i++)
		for(j=1;j<=m;j++)
		{
			p[(i-1)*m+j]=(i-1)*m+j;
			cin>>a[i][j];
		}
	for(i=1;i<=n;i++)
		for(j=1;j<=m;j++)
		{
			if(j+2<=m&&a[i][j]=='R'&&a[i][j+1]=='G'&&a[i][j+2]=='W')
			{
				te++;
				has++;
				x[(i-1)*m+j]=te;
				x[(i-1)*m+j+1]=te;
				x[(i-1)*m+j+2]=te;
			}
		}
	for(i=1;i<=n;i++)
		for(j=1;j<=m;j++)
		{
			if(i+2<=n&&a[i][j]=='R'&&a[i+1][j]=='G'&&a[i+2][j]=='W')
			{
				te++;
				has++;
				if(x[(i-1)*m+j]!=0)
				{
					v[te].pb(x[(i-1)*m+j]);
				}
				if(x[(i)*m+j]!=0)
				{
					v[te].pb(x[(i)*m+j]);
				}
				if(x[(i+1)*m+j]!=0)
				{
					v[te].pb(x[(i+1)*m+j]);
				}
			}				
		}
	memset(mat,-1,sizeof(mat));
	for(i=1;i<=te;i++)
	{
		has-=dfs(i);
	}
	cout<<has<<"\n";
}

Compilation message

dango_maker.cpp: In function 'll dfs(ll)':
dango_maker.cpp:21:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(ii=0;ii<v[aa].size();ii++)
           ~~^~~~~~~~~~~~~

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 222 ms 247048 KB Output is correct
2 Correct 217 ms 247032 KB Output is correct
3 Correct 210 ms 246932 KB Output is correct
4 Correct 214 ms 246876 KB Output is correct
5 Correct 205 ms 246904 KB Output is correct
6 Correct 204 ms 247032 KB Output is correct
7 Correct 202 ms 247160 KB Output is correct
8 Correct 202 ms 246904 KB Output is correct
9 Correct 203 ms 247044 KB Output is correct
10 Correct 204 ms 246992 KB Output is correct
11 Correct 203 ms 246952 KB Output is correct
12 Correct 203 ms 246992 KB Output is correct
13 Correct 219 ms 246904 KB Output is correct
14 Correct 203 ms 246908 KB Output is correct
15 Correct 214 ms 247032 KB Output is correct
16 Correct 220 ms 246984 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 222 ms 247048 KB Output is correct
2 Correct 217 ms 247032 KB Output is correct
3 Correct 210 ms 246932 KB Output is correct
4 Correct 214 ms 246876 KB Output is correct
5 Correct 205 ms 246904 KB Output is correct
6 Correct 204 ms 247032 KB Output is correct
7 Correct 202 ms 247160 KB Output is correct
8 Correct 202 ms 246904 KB Output is correct
9 Correct 203 ms 247044 KB Output is correct
10 Correct 204 ms 246992 KB Output is correct
11 Correct 203 ms 246952 KB Output is correct
12 Correct 203 ms 246992 KB Output is correct
13 Correct 219 ms 246904 KB Output is correct
14 Correct 203 ms 246908 KB Output is correct
15 Correct 214 ms 247032 KB Output is correct
16 Correct 220 ms 246984 KB Output is correct
17 Correct 208 ms 246932 KB Output is correct
18 Correct 210 ms 247108 KB Output is correct
19 Correct 213 ms 246940 KB Output is correct
20 Correct 214 ms 247092 KB Output is correct
21 Correct 209 ms 246904 KB Output is correct
22 Correct 201 ms 246964 KB Output is correct
23 Correct 215 ms 247008 KB Output is correct
24 Correct 215 ms 247032 KB Output is correct
25 Correct 226 ms 247036 KB Output is correct
26 Correct 207 ms 247032 KB Output is correct
27 Correct 205 ms 247144 KB Output is correct
28 Correct 205 ms 246904 KB Output is correct
29 Correct 209 ms 247060 KB Output is correct
30 Correct 230 ms 247032 KB Output is correct
31 Correct 204 ms 246904 KB Output is correct
32 Correct 204 ms 246972 KB Output is correct
33 Correct 209 ms 247036 KB Output is correct
34 Correct 209 ms 247160 KB Output is correct
35 Correct 219 ms 247196 KB Output is correct
36 Correct 216 ms 247032 KB Output is correct
37 Correct 236 ms 246956 KB Output is correct
38 Correct 218 ms 247032 KB Output is correct
39 Correct 430 ms 247032 KB Output is correct
40 Correct 213 ms 246904 KB Output is correct
41 Correct 213 ms 247004 KB Output is correct
42 Correct 223 ms 246992 KB Output is correct
43 Correct 212 ms 246968 KB Output is correct
44 Correct 213 ms 247036 KB Output is correct
45 Correct 217 ms 247032 KB Output is correct
46 Correct 212 ms 247004 KB Output is correct
47 Correct 214 ms 247004 KB Output is correct
48 Correct 204 ms 247116 KB Output is correct
49 Correct 204 ms 247004 KB Output is correct
50 Correct 203 ms 247160 KB Output is correct
51 Correct 207 ms 247032 KB Output is correct
52 Correct 207 ms 247048 KB Output is correct
53 Correct 213 ms 247148 KB Output is correct

Subtask #3
0 / 67.0

# Verdict Execution time Memory Grader output
1 Correct 222 ms 247048 KB Output is correct
2 Correct 217 ms 247032 KB Output is correct
3 Correct 210 ms 246932 KB Output is correct
4 Correct 214 ms 246876 KB Output is correct
5 Correct 205 ms 246904 KB Output is correct
6 Correct 204 ms 247032 KB Output is correct
7 Correct 202 ms 247160 KB Output is correct
8 Correct 202 ms 246904 KB Output is correct
9 Correct 203 ms 247044 KB Output is correct
10 Correct 204 ms 246992 KB Output is correct
11 Correct 203 ms 246952 KB Output is correct
12 Correct 203 ms 246992 KB Output is correct
13 Correct 219 ms 246904 KB Output is correct
14 Correct 203 ms 246908 KB Output is correct
15 Correct 214 ms 247032 KB Output is correct
16 Correct 220 ms 246984 KB Output is correct
17 Correct 208 ms 246932 KB Output is correct
18 Correct 210 ms 247108 KB Output is correct
19 Correct 213 ms 246940 KB Output is correct
20 Correct 214 ms 247092 KB Output is correct
21 Correct 209 ms 246904 KB Output is correct
22 Correct 201 ms 246964 KB Output is correct
23 Correct 215 ms 247008 KB Output is correct
24 Correct 215 ms 247032 KB Output is correct
25 Correct 226 ms 247036 KB Output is correct
26 Correct 207 ms 247032 KB Output is correct
27 Correct 205 ms 247144 KB Output is correct
28 Correct 205 ms 246904 KB Output is correct
29 Correct 209 ms 247060 KB Output is correct
30 Correct 230 ms 247032 KB Output is correct
31 Correct 204 ms 246904 KB Output is correct
32 Correct 204 ms 246972 KB Output is correct
33 Correct 209 ms 247036 KB Output is correct
34 Correct 209 ms 247160 KB Output is correct
35 Correct 219 ms 247196 KB Output is correct
36 Correct 216 ms 247032 KB Output is correct
37 Correct 236 ms 246956 KB Output is correct
38 Correct 218 ms 247032 KB Output is correct
39 Correct 430 ms 247032 KB Output is correct
40 Correct 213 ms 246904 KB Output is correct
41 Correct 213 ms 247004 KB Output is correct
42 Correct 223 ms 246992 KB Output is correct
43 Correct 212 ms 246968 KB Output is correct
44 Correct 213 ms 247036 KB Output is correct
45 Correct 217 ms 247032 KB Output is correct
46 Correct 212 ms 247004 KB Output is correct
47 Correct 214 ms 247004 KB Output is correct
48 Correct 204 ms 247116 KB Output is correct
49 Correct 204 ms 247004 KB Output is correct
50 Correct 203 ms 247160 KB Output is correct
51 Correct 207 ms 247032 KB Output is correct
52 Correct 207 ms 247048 KB Output is correct
53 Correct 213 ms 247148 KB Output is correct
54 Correct 210 ms 247096 KB Output is correct
55 Correct 240 ms 255836 KB Output is correct
56 Correct 216 ms 247168 KB Output is correct
57 Correct 222 ms 253176 KB Output is correct
58 Correct 246 ms 258716 KB Output is correct
59 Runtime error 329 ms 262144 KB Execution killed with signal 9 (could be triggered by violating memory limits)
60 Halted 0 ms 0 KB -