Submission #1049628

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1049628	2024-08-09 02:38:55	vjudge1	T-Covering (eJOI19_covering)	C++17	100 / 100	61 ms	20052 KiB

covering

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#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define fi first
#define se second
vector<vector<int>> a,check,dp;
int m,n,k,x,y,ketqua;
int dx[]={0,0,-1,1};
int dy[]={1,-1,0,0};
int soluong,minn,tong,soluongx;
void dfs(int u,int v)
{
    check[u][v]=1;
    soluongx+=dp[u][v];
    tong+=a[u][v];
    if (dp[u][v]==0) minn=min(minn,a[u][v]),soluong++;
    for (int i=0;i<4;++i)
    {
        int u1=u+dx[i];
        int v1=v+dy[i];
        if (u1==0 || u1==m+1 || v1==0 || v1==n+1 || dp[u1][v1]==dp[u][v] || check[u1][v1]) continue;
        dfs(u1,v1);
    }
}
main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);cout.tie(0);
    cin>>m>>n;
    a.resize(m+1);
 
 
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Compilation message (stderr)

covering.cpp:25:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   25 | main()
      | ^~~~

• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 15 / 15
• Subtask 6: 20 / 20
• Subtask 7: 30 / 30