제출 #304085

#제출 시각아이디문제언어결과실행 시간메모리
3040852qbingxuan비스킷 담기 (IOI20_biscuits)C++14
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> #ifdef local #define safe std::cerr<<__PRETTY_FUNCTION__<<" line "<<__LINE__<<" safe\n" #define debug(...) qqbx(#__VA_ARGS__, __VA_ARGS__) template <typename H, typename ...T> void qqbx(const char*s, const H &h, T ...args) { for(; *s && *s != ','; ++s) if(*s != ' ') std::cerr << *s; std::cerr << " = " << h << (sizeof...(T) ? ", " : "\n"); if constexpr (sizeof...(T)) qqbx(++s, args...); } #else #include "biscuits.h" #define debug(...) ((void)0) #define safe ((void)0) #endif // local #define pb emplace_back using namespace std; typedef long long ll; const int N = 2500025; bool check(ll y, ll x, vector<ll> a) { int k = a.size(); ll sum = 0, yf = 0; for(int i = 0; i < k; i++) { sum += a[i] << i; yf += y & (1 << i); if(sum < x * yf) return false; } return true; } ll count_tastiness(ll x, vector<ll> a) { int k = a.size(); cerr << x << '\n'; for(int i = 0; i < k; i++) cerr << a[i] << (i+1==k ? '\n' : ' '); ll sum = 0; for(int i = 0; i < k; i++) sum += a[i] << i; ll ans = 0; for(int y = 0; y <= sum / x; y++) { if(check(y, x, a)) ++ans; } debug(ans); return ans; } signed main() { count_tastiness(3, {5, 2, 1}); count_tastiness(2, {2, 1, 2}); }

컴파일 시 표준 에러 (stderr) 메시지

/tmp/ccSiSE3B.o: In function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/ccCYO094.o:biscuits.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status