제출 #946071

#제출 시각아이디문제언어결과실행 시간메모리
946071PikachuA Difficult(y) Choice (BOI21_books)C++17
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> #include "books.h" using namespace std; void solve(long long n, long long k, long long A, long long s) { vector<long long> a(n + 2, -1); long long sum = 0; for (long long i = 1; i <= k; i++) { a[i] = skim(i); sum += a[i]; } if (sum > 2ll * A) impossible(); if (sum >= A) { vector<int> ans; for (long long i = 1; i <= k; i++) ans.push_back(i); answer(ans); } long long l = 1, r = n, oe = n + 1; while (l <= r) { long long mid = (l + r) >> 1; if (skim(mid) >= A) { oe = mid; r = mid - 1; } else l = mid + 1; } if (oe != n + 1) { if (sum - a[k] + a[oe] <= 2ll * A) { vector<int> ans; for (long long i = 1; i < k; i++) { ans.push_back(i); } ans.push_back(oe); answer(ans); } } oe--; long long dak = 0; for (long long i = oe; i > oe - k; i--) { a[i] = skim(i); dak += a[i]; } if (dak < A) impossible(); for (long long i = oe; i > oe - k; i--) { vector<int> ans; long long lef = k - (oe - i + 1); long long sum = 0; for (long long j = 1; j <= lef; j++) { ans.push_back(j); sum += a[j]; } for (long long j = i; j <= oe; j++) { ans.push_back(j); sum += a[j]; } if (A <= sum && sum <= 2ll * A) { answer(ans); } } impossible(); }

컴파일 시 표준 에러 (stderr) 메시지

/usr/bin/ld: /tmp/ccCtlNLD.o: in function `main':
grader.cpp:(.text.startup+0x83): undefined reference to `solve(int, int, long long, int)'
collect2: error: ld returned 1 exit status