제출 #1235299

#제출 시각아이디문제언어결과실행 시간메모리
1235299pcp앵무새 (IOI11_parrots)C++20
81 / 100
3 ms840 KiB
#include "encoder.h" #include "encoderlib.h" #include <math.h> #include <iostream> #include <vector> using namespace std; void encode(int N, int M[]) { int i; for(i=0; i<N-1; i++){ int b = M[i]; for (int j = 7;j >= 0;--j){ int x = pow(2,j); if (x <= b){ b-=x; send(j + i*8); } } } send(M[N-1]); send(M[N-1]); send(M[N-1]); send(M[N-1]); send(M[N-1]); }
#include "decoder.h" #include "decoderlib.h" #include <math.h> #include <iostream> #include <vector> #include <cstring> using namespace std; void decode(int N, int L, int X[]) { int i, b; vector<int> msg(N,0); short int stuff[256]; memset(stuff, 0, sizeof stuff); for(i=0; i<L; i++) { b = X[i] ; stuff[b]+=1; } for (int i= 0; i<=255;++i ){ if (stuff[i] >= 5 ){ stuff[i]-=5; msg[N-1] = i; } } for(int b= 0; b<=255;++b) { int f=pow(2,(b%8)) * stuff[b]; msg[b/8] += f; } for (int c : msg)output(c); }
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