Submission #492110

#TimeUsernameProblemLanguageResultExecution timeMemory
492110n3rm1nFootball (info1cup20_football)C++17
34 / 100
2077 ms7552 KiB
#include<bits/stdc++.h>
#define endl '\n'
using namespace std;
const int MAXN=1e5+10;
void speed()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
}

int n,k;

long long sum=0;
void readFS()
{
    long long x;
    for(int i=1; i<=n; i++)
    {
        cin>>x;
        sum+=x;
    }
}

int a[11];
int d[11][11][11][11][11][11];
/// 0 - not used
/// 1 - yes
/// 2 - no
int cnt[6];

void read()
{
    memset(cnt,0,sizeof(cnt));
    for(int i=1; i<=n; i++)
    {
        cin>>a[i];
        cnt[a[i]]++;
    }
}
int wins(int classes[6],int maxtake)
{

    maxtake=min(maxtake,5);
    ///cout<<classes[1]<<" "<<classes[2]<<" "<<classes[3]<<" "<<classes[4]<<" "<<classes[5]<<" "<<maxtake<<": "<<d[classes[1]][classes[2]][classes[3]][classes[4]][classes[5]][maxtake]<<endl;
    if(d[classes[1]][classes[2]][classes[3]][classes[4]][classes[5]][maxtake]!=0)
        return d[classes[1]][classes[2]][classes[3]][classes[4]][classes[5]][maxtake];
    for(int i=1; i<=5; i++)
    {
        if(classes[i]>=1)
        {
            for(int j=1; j<=min(i,maxtake); j++)
            {
                classes[i]--;
                classes[i-j]++;
                if(wins(classes,j)==2)
                {
                    classes[i]++;
                    classes[i-j]--;
                    d[classes[1]][classes[2]][classes[3]][classes[4]][classes[5]][maxtake]=1;
                    ///cout<<classes[1]<<" "<<classes[2]<<" "<<classes[3]<<" "<<classes[4]<<" "<<classes[5]<<" "<<maxtake<<": "<<d[classes[1]][classes[2]][classes[3]][classes[4]][classes[5]][maxtake]<<endl;
                    return d[classes[1]][classes[2]][classes[3]][classes[4]][classes[5]][maxtake];
                }
                else
                {
                    classes[i]++;
                    classes[i-j]--;
                }
            }
        }
    }
    d[classes[1]][classes[2]][classes[3]][classes[4]][classes[5]][maxtake]=2;
    //cout<<classes[1]<<" "<<classes[2]<<" "<<classes[3]<<" "<<classes[4]<<" "<<classes[5]<<" "<<maxtake<<": "<<d[classes[1]][classes[2]][classes[3]][classes[4]][classes[5]][maxtake]<<endl;
    return d[classes[1]][classes[2]][classes[3]][classes[4]][classes[5]][maxtake];
}
int main()
{
    speed();
    int t;
    cin>>t;
    while(t--)
    {

        cin>>n>>k;
        if(k==1)
        {
            sum=0;
            readFS();
            cout<<sum%2;
        }
        else
        {
            read();
            memset(d,0,sizeof(d));
            d[0][0][0][0][0][0]=2;
            d[0][0][0][0][0][1]=2;
            d[0][0][0][0][0][2]=2;
            d[0][0][0][0][0][3]=2;
            d[0][0][0][0][0][4]=2;
            d[0][0][0][0][0][5]=2;
            if(wins(cnt,k)==1)cout<<1;
            else cout<<0;
        }

    }
    cout<<endl;
    return 0;
}
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