Submission #682970

#	Time	Username	Problem	Language	Result	Execution time	Memory
682970		Rafi22	Popeala (CEOI16_popeala)	C++14	26 / 100	276 ms	262144 KiB

popeala

#include <bits/stdc++.h>

using namespace std;

//#define int long long
#define endl '\n'
#define st first
#define nd second
#define pb push_back
#define sz(x) (int)(x).size()
#define all(x) (x).begin(), (x).end()
#define ll long long
#define ld long double
ll mod=1000000007;
int inf=1000000007;
ll infl=100000000007;

const int N=20007,M=52;

ll DP[N][M];
ll a[N];
char is[M][N];
int last[M];
vector<ll>P[N][M];
int ile[N];

signed main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int m,n,s;
    cin>>m>>n>>s;
    for(int i=1;i<=n;i++) cin>>a[i];
    for(int i=1;i<=n;i++) a[i]+=a[i-1];
    for(int i=1;i<=m;i++) for(int j=1;j<=n;j++) cin>>is[i][j];
    for(int i=1;i<=s;i++) DP[0][i]=infl;
    for(int i=1;i<=s;i++)
    {
        P[0][i].resize(m+1);
        for(int l=0;l<=m;l++) P[0][i][l]=infl;
    }
    P[0][0].resize(m+1,0);
    for(int i=1;i<=n;i++)
    {
        for(int j=1;j<=m;j++)
        {
            if(is[j][i]=='0')
            {
                ile[last[j]]--;
                last[j]=i;
                ile[j]++;
            }
        }
        vector<int>V;
        for(int j=1;j<=m;j++) if(last[j]>0) V.pb(last[j]);
        sort(all(V),greater<int>());
        DP[i][0]=infl;
        for(int j=1;j<=s;j++)
        {
            DP[i][j]=infl;
            if(j>i) continue;
            for(int l=0;l<sz(V);l++)
            {
                DP[i][j]=min(DP[i][j],P[V[l]-1][j-1][m-l-1]+(ll)(m-l-1)*a[i]);
            }
            DP[i][j]=min(DP[i][j],P[i-1][j-1][m]+(ll)m*a[i]);
        }
        for(int j=0;j<=s;j++)
        {
            P[i][j].resize(m+1);
            for(int l=0;l<=m;l++)
            {
                P[i][j][l]=min(P[i-1][j][l],DP[i][j]-(ll)l*a[i]);
            }
        }
        if(ile[i]==0)
        {
            for(int j=0;j<=s;j++)
            {
                P[i-1][j].resize(0);
            }
        }
    }
    for(int i=1;i<=s;i++) cout<<DP[n][i]<<endl;

    return 0;
}

• Subtask 1: 8 / 8
• Subtask 2: 9 / 9
• Subtask 3: 9 / 9
• Subtask 4: 0 / 74