Submission #1263234

#TimeUsernameProblemLanguageResultExecution timeMemory
1263234bluevioletCave (IOI13_cave)C++20
Compilation error
0 ms0 KiB
#include <bits/stdc++.h> using namespace std; int tryCombination(int S[]); void answer(int S[], int D[]); void exploreCave(int N); int s[5009], d[5009]; set<int> st; void exploreCave(int N) { for (int i = 0; i < N; i++) { s[i] = 0; d[i] = 0; st.insert(i); } while (true) { int firstClosed = tryCombination(s); if (firstClosed == -1) break; for (auto id = st.begin(); id != st.end();) { int pos = *id; s[pos] ^= 1; int pp = tryCombination(s); if (pp == -1) break; if (pp < firstClosed) { s[pos] ^= 1; d[pos] = pp; id = st.erase(id); // xoá và cập nhật iterator } else if (pp > firstClosed) { d[pos] = firstClosed; id = st.erase(id); // xoá và cập nhật iterator break; } else { s[pos] ^= 1; ++id; } } } answer(s, d); }

Compilation message (stderr)

/usr/bin/ld: /tmp/cccXh9XW.o: in function `exploreCave(int)':
cave.cpp:(.text+0xe4): undefined reference to `tryCombination(int*)'
/usr/bin/ld: cave.cpp:(.text+0x108): undefined reference to `tryCombination(int*)'
/usr/bin/ld: cave.cpp:(.text+0x134): undefined reference to `tryCombination(int*)'
/usr/bin/ld: cave.cpp:(.text+0x154): undefined reference to `answer(int*, int*)'
/usr/bin/ld: /tmp/ccvtRuTO.o: in function `main':
grader.c:(.text.startup+0x10): undefined reference to `exploreCave'
collect2: error: ld returned 1 exit status