Submission #1172991

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1172991	2025-03-24 16:15:41	Petrix	Furniture (JOI20_furniture)	C++20	5 / 100	126 ms	6240 KiB

furniture

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#include <iostream>
using namespace std;
int n,m;
int v[1001][1001];
int diag[2002];
bool in(int l,int c){
    return (l>0 && c>0 && l<=n && c<=m);
}
void update(int l,int c);
void dfs(int l,int c){
    if(!v[l+1][c-1]) {
    update(l,c-1);
    update(l+1,c);
  }
  if(!v[l-1][c+1]) {
    update(l,c+1);
    update(l-1,c);
  }
}
void update(int l,int c){
    ///cout<<l<<" "<<c<<"|";
    if(v[l][c]){
        diag[l+c]--;v[l][c]=0;
        dfs(l,c);
    }
}
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 0 / 95