oj.uz

Submission #116115

# Submission time Handle Problem Language Result Execution time Memory
116115 2019-06-10T15:49:55 Z faustaadp Dango Maker (JOI18_dango_maker) C++17
13 / 100
 75 ms 82680 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 x[9000010];
int b[3000010];
int mat[3000010];
vector<int> v[3000010];
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++)
			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;
			}
		}
	ll hai=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[x[(i-1)*m+j]].pb(te);
				}
				if(x[(i)*m+j]!=0)
				{
					v[x[(i)*m+j]].pb(te);
				}
				if(x[(i+1)*m+j]!=0)
				{
					v[x[(i+1)*m+j]].pb(te);
				}
			}				
		}
	memset(mat,-1,sizeof(mat));
	for(i=1;i<=te;i++)
	{
		for(j=0;j<v[i].size();j++)
			if(mat[v[i][j]]==-1)
			{
				mat[v[i][j]]=i;
				has--;
			}
	}
	cout<<has<<"\n";
}

Compilation message

dango_maker.cpp: In function 'int main()':
dango_maker.cpp:58:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(j=0;j<v[i].size();j++)
           ~^~~~~~~~~~~~
dango_maker.cpp:33:5: warning: unused variable 'hai' [-Wunused-variable]
  ll hai=te;
     ^~~

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 71 ms 82552 KB Output is correct
2 Correct 72 ms 82552 KB Output is correct
3 Correct 71 ms 82552 KB Output is correct
4 Correct 71 ms 82680 KB Output is correct
5 Correct 71 ms 82552 KB Output is correct
6 Correct 70 ms 82552 KB Output is correct
7 Correct 71 ms 82556 KB Output is correct
8 Correct 71 ms 82524 KB Output is correct
9 Correct 71 ms 82552 KB Output is correct
10 Correct 72 ms 82512 KB Output is correct
11 Correct 71 ms 82552 KB Output is correct
12 Correct 71 ms 82548 KB Output is correct
13 Correct 71 ms 82524 KB Output is correct
14 Correct 71 ms 82552 KB Output is correct
15 Correct 71 ms 82552 KB Output is correct
16 Correct 71 ms 82552 KB Output is correct

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 71 ms 82552 KB Output is correct
2 Correct 72 ms 82552 KB Output is correct
3 Correct 71 ms 82552 KB Output is correct
4 Correct 71 ms 82680 KB Output is correct
5 Correct 71 ms 82552 KB Output is correct
6 Correct 70 ms 82552 KB Output is correct
7 Correct 71 ms 82556 KB Output is correct
8 Correct 71 ms 82524 KB Output is correct
9 Correct 71 ms 82552 KB Output is correct
10 Correct 72 ms 82512 KB Output is correct
11 Correct 71 ms 82552 KB Output is correct
12 Correct 71 ms 82548 KB Output is correct
13 Correct 71 ms 82524 KB Output is correct
14 Correct 71 ms 82552 KB Output is correct
15 Correct 71 ms 82552 KB Output is correct
16 Correct 71 ms 82552 KB Output is correct
17 Correct 75 ms 82524 KB Output is correct
18 Correct 71 ms 82568 KB Output is correct
19 Incorrect 70 ms 82552 KB Output isn't correct
20 Halted 0 ms 0 KB -

Subtask #3
0 / 67.0

# Verdict Execution time Memory Grader output
1 Correct 71 ms 82552 KB Output is correct
2 Correct 72 ms 82552 KB Output is correct
3 Correct 71 ms 82552 KB Output is correct
4 Correct 71 ms 82680 KB Output is correct
5 Correct 71 ms 82552 KB Output is correct
6 Correct 70 ms 82552 KB Output is correct
7 Correct 71 ms 82556 KB Output is correct
8 Correct 71 ms 82524 KB Output is correct
9 Correct 71 ms 82552 KB Output is correct
10 Correct 72 ms 82512 KB Output is correct
11 Correct 71 ms 82552 KB Output is correct
12 Correct 71 ms 82548 KB Output is correct
13 Correct 71 ms 82524 KB Output is correct
14 Correct 71 ms 82552 KB Output is correct
15 Correct 71 ms 82552 KB Output is correct
16 Correct 71 ms 82552 KB Output is correct
17 Correct 75 ms 82524 KB Output is correct
18 Correct 71 ms 82568 KB Output is correct
19 Incorrect 70 ms 82552 KB Output isn't correct
20 Halted 0 ms 0 KB -