Submission #351707

#TimeUsernameProblemLanguageResultExecution timeMemory
351707kylych03Parrots (IOI11_parrots)C++14
97 / 100
12 ms1532 KiB
#include "encoder.h" #include "encoderlib.h" #include <bits/stdc++.h> using namespace std; void encode(int N, int M[]) { int i; for(i = 0 ; i < N; i++) M[i]^=(99); if(N > 32){ for(i=0; i<N; i++){ int packet=(i<<2); for(int j= 0 ; j < 8 ;j++){ if(( M[i]>>j )&1){ if(j%2==1) send(packet+j/2); send(packet+j/2); } } } } else for(i=0; i<N; i++){ int packet=(i<<3); for(int j= 0 ; j < 8 ;j++){ if(( M[i]>>j )&1){ send(packet+j); } } } }
#include "decoder.h" #include "decoderlib.h" #include <bits/stdc++.h> using namespace std; int res[100]; void decode(int N, int L, int X[]) { int i; for(i=0; i<N; i++) res[i]=0; for(i=0; i<L; i++){ if(N > 32) res[X[i]>>2]+=( 1<<((X[i]&3)*2)); else res[X[i]>>3]|=( 1<<(X[i]&7)); } for(i=0; i<N; i++) { output(res[i]^99); } }
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