Submission #1251719

#TimeUsernameProblemLanguageResultExecution timeMemory
1251719tranvinhhuy2010Souvenirs (IOI25_souvenirs)C++20
Compilation error
0 ms0 KiB
#include "souvenirs.h" #include <bits/stdc++.h> using namespace std; typedef long long ll; int n, cnt[105]; ll p[105]; ll adu_calculate(ll s, int k) { s += k*(k-1)/2 + k - 1; return s/k; } void adu_build(ll money) { auto [v, remain] = transaction(money); ll sum = money - remain; for (int i : v) cnt[i]++; while (v.size()>1) { while (p[v.back()]>0) { sum -= p[v.back()]; v.pop_back(); } if (v.size()==1) break; adu_build((sum-1)/v.size()); } p[v[0]] = sum; } void adu_complete() { for (int i=1; i<n; i++) { while (cnt[i]<i) { transaction(p[i]); cnt[i]++; } } } void buy_souvenirs(int N, ll P0) { n = unknown = N; p[0] = P0; adu_build(P0-1); adu_complete(); }

Compilation message (stderr)

souvenirs.cpp: In function 'void buy_souvenirs(int, ll)':
souvenirs.cpp:46:9: error: 'unknown' was not declared in this scope
   46 |     n = unknown = N;
      |         ^~~~~~~
souvenirs.cpp:46:9: note: suggested alternatives:
In file included from /usr/include/c++/11/filesystem:44,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:129,
                 from souvenirs.cpp:2:
/usr/include/c++/11/bits/fs_fwd.h:159:7: note:   'std::filesystem::perms::unknown'
  159 |       unknown           =  0xFFFF,
      |       ^~~~~~~
/usr/include/c++/11/bits/fs_fwd.h:80:55: note:   'std::filesystem::file_type::unknown'
   80 |       block = 4, character = 5, fifo = 6, socket = 7, unknown = 8
      |                                                       ^~~~~~~