Submission #116099

#	Time	Username	Problem	Language	Result	Execution time	Memory
116099		faustaadp	Dango Maker (JOI18_dango_maker)	C++17	13 / 100	13 ms	384 KiB

dango_maker

#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;
char a[3030][3030];
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')
			{
			//	cout<<i<<" "<<j<<"\n";
				a[i][j]='X';
				a[i][j+1]='X';
				a[i][j+2]='X';
				has++;
			}
			if(i+2<=n&&a[i][j]=='R'&&a[i+1][j]=='G'&&a[i+2][j]=='W'&&(!(j>=3&&j<m&&a[i+1][j-1]=='R'&&a[i+1][j+1]=='W'&&a[i+2][j-2]=='R'&&a[i+2][j-1]=='G')))
			{
				a[i][j]='X';
				a[i+1][j]='X';
				a[i+2][j]='X';
				has++;
			}				
		}
	cout<<has<<"\n";
}

• Subtask 1: 13 / 13
• Subtask 2: 0 / 20
• Subtask 3: 0 / 67