Submission #249888

#	Time	Username	Problem	Language	Result	Execution time	Memory
249888		MarcoMeijer	Dango Maker (JOI18_dango_maker)	C++14	13 / 100	1 ms	384 KiB

dango_maker

#include <bits/stdc++.h>
using namespace std;

//macros
typedef long long ll;
typedef pair<int, int> ii;
typedef pair<ll, ll> lll;
typedef tuple<int, int, int> iii;
typedef vector<int> vi;
typedef vector<ii> vii;
typedef vector<iii> viii;
typedef vector<ll> vll;
typedef vector<lll> vlll;
#define REP(a,b,c) for(int a=int(b); a<int(c); a++)
#define RE(a,c) REP(a,0,c)
#define RE1(a,c) REP(a,1,c+1)
#define REI(a,b,c) REP(a,b,c+1)
#define REV(a,b,c) for(int a=int(c-1); a>=int(b); a--)
#define INF 1e9
#define pb push_back
#define fi first
#define se second
#define sz size()
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

//===================//
//  Added libraries  //
//===================//

//===================//
//end added libraries//
//===================//

void program();
int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    program();
}


//===================//
//   begin program   //
//===================//

const int MX = 4000;
int n, m;
char gr[MX][MX];
string cur;

void program() {
    cin>>n>>m;
    RE(i,n) RE(j,m) cin>>gr[i][j];
    int ans = 0;
    RE(i,n) {
        cur = "";
        RE(j,m) {
            cur += gr[i][j];
            if(cur.size() > 3) cur.erase(cur.begin());
            if(cur == "RGW") {
                RE(k,3) gr[i][j-k] = 'X';
                ans++;
            }
        }
    }
    RE(j,m) {
        cur = "";
        RE(i,n) {
            cur += gr[i][j];
            if(cur.size() > 3) cur.erase(cur.begin());
            if(cur == "RGW") {
                RE(k,3) gr[i-k][j] = 'X';
                ans++;
            }
        }
    }
    cout<<ans<<endl;
}

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