Submission #1260877

#	Time	Username	Problem	Language	Result	Execution time	Memory
1260877		user736482	Question (Grader is different from the original contest) (CEOI14_question_grader)	C++20	0 / 100	3 ms	4160 KiB

encoder

    #pragma GCC optimize("O3")
    #include <bits/stdc++.h>
    using namespace std;
    #define ll long long
    #define ld long double
    #define pb push_back
    #define ff first
    #define ss second
    #define MOD 1000000007
    #define INF 1000000019
    #define POT (1<<20)
    #define INFL 1000000000000000099
    ll a,b,c,n,t;
    vector<vector<ll>>cs={{1,2,3,4,5,0},{1,4,5,2,3,0},{0,4,2,1,3,5},{0,5,3,1,2,4}};
    vector<ll>roz[921];
    int encode(int n,int a,int b){
        for(ll i=0;i<920;i++){
            ll x=6*6*6;
            ll o=i;
            for(ll j=0;j<4;j++){
                roz[i].pb(o/x);
                o%=x;
                x/=6;
            }
        }
        ll j;
        for(j=0;roz[a][j]==roz[b][j];j++);
        //cout<<j<<" ";
         ll x;
        for(x=0;x<4;x++){
             if((cs[x][0]==roz[a][j] || cs[x][1]==roz[a][j] || cs[x][2]==roz[a][j])&&(cs[x][3]==roz[b][j] || cs[x][4]==roz[b][j] || cs[x][5]==roz[b][j]))break;
         }
         return 4*j+x+1;
        }
    int decode(int n,int a,int b){
        for(ll i=0;i<921;i++){
            ll x=6*6*6;
            ll o=i;
            for(ll j=0;j<4;j++){
                roz[i].pb(o/x);
                o%=x;
                x/=6;
            }
        }
        
                b--;
                ll j=b/4;
                ll x=b%4;
                if(cs[x][0]==roz[a][j] || cs[x][1]==roz[a][j] || cs[x][2]==roz[a][j])return 1;
                return 0;
        
    }

decoder

    #pragma GCC optimize("O3")
    #include <bits/stdc++.h>
    using namespace std;
    #define ll long long
    #define ld long double
    #define pb push_back
    #define ff first
    #define ss second
    #define MOD 1000000007
    #define INF 1000000019
    #define POT (1<<20)
    #define INFL 1000000000000000099
    ll a,b,c,n,t;
    vector<vector<ll>>cs={{1,2,3,4,5,0},{1,4,5,2,3,0},{0,4,2,1,3,5},{0,5,3,1,2,4}};
    vector<ll>roz[921];
    int encode(int n,int a,int b){
        for(ll i=0;i<920;i++){
            ll x=6*6*6;
            ll o=i;
            for(ll j=0;j<4;j++){
                roz[i].pb(o/x);
                o%=x;
                x/=6;
            }
        }
        ll j;
        for(j=0;roz[a][j]==roz[b][j];j++);
        //cout<<j<<" ";
         ll x;
        for(x=0;x<4;x++){
             if((cs[x][0]==roz[a][j] || cs[x][1]==roz[a][j] || cs[x][2]==roz[a][j])&&(cs[x][3]==roz[b][j] || cs[x][4]==roz[b][j] || cs[x][5]==roz[b][j]))break;
         }
         return 4*j+x+1;
        }
    int decode(int n,int a,int b){
        for(ll i=0;i<921;i++){
            ll x=6*6*6;
            ll o=i;
            for(ll j=0;j<4;j++){
                roz[i].pb(o/x);
                o%=x;
                x/=6;
            }
        }
        
                b--;
                ll j=b/4;
                ll x=b%4;
                if(cs[x][0]==roz[a][j] || cs[x][1]==roz[a][j] || cs[x][2]==roz[a][j])return 1;
                return 0;
        
    }

• Subtask 1: 0 / 100