제출 #98199

#제출 시각아이디문제언어결과실행 시간메모리
98199SpeedOfMagic앵무새 (IOI11_parrots)C++17
컴파일 에러
0 ms0 KiB
#include "grader.h" #include <bits/stdc++.h> using namespace std; map<int, int> hsh; vector<int> invHsh; bool inverse[6] = {0, 0, 0, 0, 0, 0}; void encode(int N, int M[]) { int p = 0; for (int i = 0; i < N; i++) hsh[M[i]] = 0; for (auto i : hsh) { invHsh.push_back(i.first); hsh[i.first] = p++; } for (int i = 0; i < N; i++) M[i] = hsh[M[i]]; //for (int i =0 ; i < N; i++) cout << M[i] << " "; cout << endl; int cnt[6] = {0, 0, 0, 0, 0, 0}; for (int i = 0; i < N; i++) for (int j = 0; j < 6; j++) if (M[i] & (1 << j)) cnt[j]++; for (int i = 0; i < 6; i++) if (cnt[i] > N / 2) inverse[i] = 1; for (int i = 0; i < N; i++) { for (int j = 0; j < 6; j++) { if (inverse[j]) M[i] ^= (1 << j); if (M[i] & (1 << j)) { send((i << 2) + (j % 4)); //location, then number of bit = 1 if (j > 3) send((i << 2) + (j % 4)); } } } }
void decode(int N, int L, int X[]) { int res[N]; int cnt[N][4]; memset(cnt, 0, sizeof cnt); memset(res, 0, sizeof res); for (int i = 0; i < L; i++) { int ind = X[i] >> 2; int num = X[i] % 4; cnt[ind][num]++; } for (int i = 0; i < N; i++) for (int j = 0; j < 4; j++) { assert(cnt[i][j] <= 3); if (cnt[i][j] % 2) res[i] += (1 << j); if (cnt[i][j] > 1) res[i] += (1 << (j + 4)); } for (int i : res) { for (int j = 0; j < 6; j++) if (inverse[j]) i ^= (1 << j); //cout << i << " " << invHsh[i]; cout << endl; output(invHsh[i]); } }

컴파일 시 표준 에러 (stderr) 메시지

encoder.cpp:1:10: fatal error: grader.h: No such file or directory
 #include "grader.h"
          ^~~~~~~~~~
compilation terminated.

decoder.cpp: In function 'void decode(int, int, int*)':
decoder.cpp:4:2: error: 'memset' was not declared in this scope
  memset(cnt, 0, sizeof cnt);
  ^~~~~~
decoder.cpp:14:4: error: 'assert' was not declared in this scope
    assert(cnt[i][j] <= 3);
    ^~~~~~
decoder.cpp:14:4: note: suggested alternative: 'short'
    assert(cnt[i][j] <= 3);
    ^~~~~~
    short
decoder.cpp:23:8: error: 'inverse' was not declared in this scope
    if (inverse[j])
        ^~~~~~~
decoder.cpp:26:10: error: 'invHsh' was not declared in this scope
   output(invHsh[i]);
          ^~~~~~
decoder.cpp:26:3: error: 'output' was not declared in this scope
   output(invHsh[i]);
   ^~~~~~