Submission #1158628

#	Time	Username	Problem	Language	Result	Execution time	Memory
1158628		rdaba	Dango Maker (JOI18_dango_maker)	C++17	13 / 100	0 ms	396 KiB

dango_maker

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define f first
#define s second
int main() {
     ios::sync_with_stdio(0);
     cin.tie(0);
     ll n,m,cnt=0;
     cin >> n >> m;
     char c[n+1][m+1];
     for (int i=1; i<=n; i++) {
          for (int j=1; j<=m; j++) cin >> c[i][j];
     }
     if (n<3 && m<3) return cout << 0,0;
     if (n>=3 && m<3) {
          for (int i=1; i<=n; i++) {
               for (int j=1; j<=m; j++) {
                    if (c[i][j]=='R' && c[i+1][j]=='G' && c[i+2][j]=='W') cnt++,c[i][j]='0',c[i+1][j]='0',c[i+2][j]='0';
               }
          }
     }
     if (n<3 && m>=3) {
          for (int i=1; i<=n; i++) {
               for (int j=1; j<=m; j++) {
                    if (c[i][j]=='R' && c[i][j+1]=='G' && c[i][j+2]=='W') cnt++,c[i][j]='0',c[i][j+1]='0',c[i][j+2]='0';
               }
          }
     }
     else {
          for (int i=1; i<=n; i++) {
               for (int j=1; j<=m; j++) {
                    if (c[i][j]=='R' && c[i][j+1]=='G' && c[i][j+2]=='W') cnt++,c[i][j]='0',c[i][j+1]='0',c[i][j+2]='0';
               }
          }
          for (int i=1; i<=n; i++) {
               for (int j=1; j<=m; j++) {
                    if (c[i][j]=='R' && c[i+1][j]=='G' && c[i+2][j]=='W') cnt++,c[i][j]='0',c[i+1][j]='0',c[i+2][j]='0';
               }
          }
     }
     cout << cnt;
}

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