제출 #604924

#제출 시각아이디문제언어결과실행 시간메모리
604924pakhomoveeSure Bet (CEOI17_sure)C++17
컴파일 에러
0 ms0 KiB
#include <iostream> #include <vector> #include <random> #include <algorithm> #include <cassert>#include <iostream> #include <vector> #include <random> #include <algorithm> #include <cassert> #include <cstring> #include <iomanip> using namespace std; int32_t main() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); int n; cin >> n; vector<double> a(n); vector<double> b(n); for (int i = 0; i < n; ++i) { cin >> a[i] >> b[i]; } sort(a.rbegin(), a.rend()); sort(b.rbegin(), b.rend()); vector<double> pa(n + 1, 0); vector<double> pb(n + 1, 0); for (int i = 1; i <= n; ++i) { pa[i] = pa[i - 1] + a[i - 1]; pb[i] = pb[i - 1] + b[i - 1]; } auto slv = [&] (vector<double> pa, vector<double> pb) { double ans = 0; for (int i = 0; i <= n; ++i) { if (pb.back() < pa[i]) break; int j = lower_bound(pb.begin(), pb.end(), pa[i]) - pb.begin(); ans = max(ans, pa[i] - i - j); } return ans; }; cout << fixed << setprecision(4) << max(slv(pa, pb), slv(pb, pa)); } #include <cstring> #include <iomanip> using namespace std; int32_t main() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); int n; cin >> n; vector<double> a(n); vector<double> b(n); for (int i = 0; i < n; ++i) { cin >> a[i] >> b[i]; } sort(a.rbegin(), a.rend()); sort(b.rbegin(), b.rend()); double res = 0; double ans = 0; double sa = 0; for (int i = 0; i <= n; ++i) { double sb = 0; for (int j = 0; j <= n; ++j) { ans = max(ans, min(sa, sb) - i - j); if (j < n) { sb += b[j]; } } if (i < n) { sa += a[i]; } } cout << fixed << setprecision(10) << ans; }

컴파일 시 표준 에러 (stderr) 메시지

sure.cpp:5:19: warning: extra tokens at end of #include directive
    5 | #include <cassert>#include <iostream>
      |                   ^
sure.cpp:51:9: error: redefinition of 'int32_t main()'
   51 | int32_t main() {
      |         ^~~~
sure.cpp:15:9: note: 'int32_t main()' previously defined here
   15 | int32_t main() {
      |         ^~~~
sure.cpp: In function 'int32_t main()':
sure.cpp:64:12: warning: unused variable 'res' [-Wunused-variable]
   64 |     double res = 0;
      |            ^~~