Submission #875475

#TimeUsernameProblemLanguageResultExecution timeMemory
875475LucaLucaMICC (CEOI16_icc)C++17
Compilation error
0 ms0 KiB
#include "icc.h" #ifdef LOCAL #include "grader.cpp" #endif // LOCAL #include <vector> #include <iostream> #include <cassert> #include <algorithm> #include <cstring> int p[NMAX + 1]; int root(int u) { if (p[u] == u) { return u; } return p[u] = root(p[u]); } void join(int u, int v) { u = root(u), v = root(v); p[u] = v; } int ask(std::vector<int> a, std::vector<int> b) { int sz_a = (int) a.size(), sz_b = (int) b.size(); int A[sz_a], B[sz_b]; for (int i = 0; i < sz_a; i++) { A[i] = a[i]; } for (int i = 0; i < sz_b; i++) { B[i] = b[i]; } return query(sz_a, sz_b, A, B); } void run(int n) { bool before[n + 1][n + 1]; memset(before, false, sizeof(before)); for (int i = 1; i <= n; i++) { p[i] = i; } for (int k = 1; k < n; k++) { bool ok = false; for (int i = 1; i < n && !ok; i++) { for (int j = i + 1; j <= n && !ok; j++) { if (!before[i][j] && root(i) != root(j)) { before[i][j] = ask({i}, {j}); if (before[i][j]) { join(i, j); setRoad(i, j); ok = true; } } } } } }

Compilation message (stderr)

icc.cpp:11:7: error: 'NMAX' was not declared in this scope
   11 | int p[NMAX + 1];
      |       ^~~~
icc.cpp: In function 'int root(int)':
icc.cpp:14:7: error: 'p' was not declared in this scope
   14 |   if (p[u] == u) {
      |       ^
icc.cpp:17:10: error: 'p' was not declared in this scope
   17 |   return p[u] = root(p[u]);
      |          ^
icc.cpp: In function 'void join(int, int)':
icc.cpp:22:3: error: 'p' was not declared in this scope
   22 |   p[u] = v;
      |   ^
icc.cpp: In function 'void run(int)':
icc.cpp:41:5: error: 'p' was not declared in this scope
   41 |     p[i] = i;
      |     ^