Submission #361808

#TimeUsernameProblemLanguageResultExecution timeMemory
361808beksultan04Parrots (IOI11_parrots)C++14
0 / 100
9 ms1608 KiB
#include "encoder.h"
#include "encoderlib.h"
#include <bits/stdc++.h>
using namespace std;
#define lol long long
#define pii pair<int,int>
#define OK puts("OK");
#define NO puts("NO");
#define YES puts("YES");
#define fr first
#define sc second
#define ret return
#define scanl(a) scanf("%lld",&a);
#define scanll(a,b) scanf("%lld %lld",&a, &b);
#define scanlll(a,b,c) scanf("%lld %lld %lld",&a,&b,&c);
#define scan1(a) scanf("%d",&a);
#define scan2(a,b) scanf("%d %d",&a, &b);
#define scan3(a,b,c) scanf("%d %d %d",&a,&b,&c);
#define all(s) s.begin(),s.end()
#define allr(s) s.rbegin(),s.rend()
#define pb push_back
#define sz(v) (int)v.size()
#define endi puts("");
#define eps 1e-12
void encode(int N, int M[]){
    int i,j,xr=0;
    for (i=0;i<8;++i){
        int a=0,b=0;
        for (j=0;j<N;++j){
            if ((M[j]&(1<<i)))a++;
            else b++;
        }
        if (a > b)xr|=(1<<i);
    }

//    send(xr);
//    send(xr);
//    send(xr);
//    send(xr);

    for(i=0; i<N; i++){
        int x = (i<<2);
        int m = M[i];
//        m ^= xr;
        {
            int a = (m&1);
            m = (m>>1);
            int b = (m&1);
            m = (m>>1);
            if (a == 1)send(x);
            if (b == 1){
                send(x);
                send(x);
            }
        }
        x++;
        {
            int a = (m&1);
            m = (m >> 1);
            int b = (m&1);
            m = (m >> 1);
            if (a == 1)send(x);
            if (b == 1){
                send(x);
                send(x);
            }
        }
        x++;
        {
            int a = (m&1);
            m = (m >> 1);
            int b = (m&1);
            m = (m >> 1);
            if (a == 1)send(x);
            if (b == 1){
                send(x);
                send(x);
            }
        }
        x++;
        {
            int a = (m&1);
            m = (m >> 1);
            int b = (m&1);
            m = (m >> 1);
            if (a == 1)send(x);
            if (b == 1){
                send(x);
                send(x);
            }
        }
    }



}




#include "decoder.h"
#include "decoderlib.h"
#include <bits/stdc++.h>
using namespace std;
#define lol long long
#define pii pair<int,int>
#define OK puts("OK");
#define NO puts("NO");
#define YES puts("YES");
#define fr first
#define sc second
#define ret return
#define scanl(a) scanf("%lld",&a);
#define scanll(a,b) scanf("%lld %lld",&a, &b);
#define scanlll(a,b,c) scanf("%lld %lld %lld",&a,&b,&c);
#define scan1(a) scanf("%d",&a);
#define scan2(a,b) scanf("%d %d",&a, &b);
#define scan3(a,b,c) scanf("%d %d %d",&a,&b,&c);
#define all(s) s.begin(),s.end()
#define allr(s) s.rbegin(),s.rend()
#define pb push_back
#define sz(v) (int)v.size()
#define endi puts("");
#define eps 1e-12
int cnt[256],ans[256];

void decode(int N, int L, int X[]){
    int i,xr=0;
    for (i=0;i<L;++i)
        cnt[X[i]]++;

    for (i=0;i<L;++i){
        if (cnt[X[i]] >= 4){
            xr = X[i];
            cnt[X[i]]-=4;
            break;
        }
    }


    for (i=0;i<256;++i){

        if (cnt[i] > 0){
            int x = (i&3);
            if (x == 0){
                ans[(i>>2)] += cnt[i];
            }
            if (x == 1){
                ans[(i>>2)] += (cnt[i] <<2);
            }
            if (x == 2){
                ans[(i>>2)] += (cnt[i] <<4);
            }
            if (x == 3){
                ans[(i>>2)] += (cnt[i] <<6);
            }
        }
    }
    for (i=0;i<N;++i)
        output(ans[i]);
}






Compilation message (stderr)

decoder.cpp: In function 'void decode(int, int, int*)':
decoder.cpp:28:11: warning: variable 'xr' set but not used [-Wunused-but-set-variable]
   28 |     int i,xr=0;
      |           ^~
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