Submission #188627

#	Time	Username	Problem	Language	Result	Execution time	Memory
188627		awlintqaa	Parrots (IOI11_parrots)	C++14	81 / 100	15 ms	2032 KiB

encoder

#define fast ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0)
#include <bits/stdc++.h>
using namespace std;
#define sqr 500
#define mid (l+r)/2
#define pb push_back
#define ppb pop_back
#define fi first
#define se second
#define lb lower_bound
#define ub upper_bound
#define ins insert
#define era erase
#define C continue
#define mem(dp,i) memset(dp,i,sizeof(dp))
#define mset multiset
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pi;
typedef pair<ll,ll> pll;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<pi> vpi;
typedef vector<pll> vpll;
const ll mod=1000000007;//998244353;
const ll inf=1e18*4;
const ld pai=acos(-1);
#include "encoder.h"
#include "encoderlib.h"
map<pi,int>id12;
map<int,pi>id21;
void fill(){
        int num=0;
        for(int i=0;i<32;i++){
                for(int j=0;j<8;j++){
                        id12[{i,j}]=num;
                        id21[num]={i,j};
                        num++;
                }
        }
}
void encode(int N, int M[]){
        fill();
        for(int i=0;i<N;i++){
                int x=M[i];
                for(int j=0;j<8;j++){
                        if((x&(1<<j)))send(id12[{i,j}]);
                }
        }
}

decoder

#define fast ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0)
#include <bits/stdc++.h>
using namespace std;
#define sqr 500
#define mid (l+r)/2
#define pb push_back
#define ppb pop_back
#define fi first
#define se second
#define lb lower_bound
#define ub upper_bound
#define ins insert
#define era erase
#define C continue
#define mem(dp,i) memset(dp,i,sizeof(dp))
#define mset multiset
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pi;
typedef pair<ll,ll> pll;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<pi> vpi;
typedef vector<pll> vpll;
const ll mod=1000000007;//998244353;
const ll inf=1e18*4;
const ld pai=acos(-1);
#include "decoder.h"
#include "decoderlib.h"
map<pi,int>id12;
map<int,pi>id21;
void fill(){
        int num=0;
        for(int i=0;i<32;i++){
                for(int j=0;j<8;j++){
                        id12[{i,j}]=num;
                        id21[num]={i,j};
                        num++;
                }
        }
}
int ret[39];
void decode(int N, int L, int X[]){
        mem(ret,0);
  		fill();
        for(int i=0;i<L;i++){
                int x=X[i];
                pi ans=id21[x];
                ret[ans.fi]+=(1<<ans.se);
        }
        for(int i=0;i<N;i++){
                output(ret[i]);
        }
}

• Subtask 1: 17 / 17
• Subtask 2: 17 / 17
• Subtask 3: 18 / 18
• Subtask 4: 29 / 29
• Subtask 5: 0 / 19