제출 #831047

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
831047		skittles1412	말 (IOI15_horses)	C++17	17 / 100	24 ms	14164 KiB

horses

#include "bits/extc++.h"

using namespace std;

template <typename T, typename... U>
void dbgh(const T& t, const U&... u) {
    cerr << t;
    ((cerr << " | " << u), ...);
    cerr << endl;
}

#ifdef DEBUG
#define dbg(...)                                              \
    cerr << "L" << __LINE__ << " [" << #__VA_ARGS__ << "]: "; \
    dbgh(__VA_ARGS__)
#else
#define dbg(...)
#define cerr   \
    if (false) \
    cerr
#endif

#define endl "\n"
#define long int64_t
#define sz(x) int(std::size(x))

struct Solver {
    vector<int> arr_x, arr_y;
    Solver() {}
    Solver(const vector<int>& arr_x, const vector<int>& arr_y)
        : arr_x(arr_x), arr_y(arr_y) {}

    int query() {
        int n = sz(arr_x);

        int ans = 0;

        for (int i = 0, mul = 1; i < n; i++) {
            mul *= arr_x[i];
            ans = max(ans, mul * arr_y[i]);
        }

        return ans;
    }
} solver;

int init(int n, int arr_x[], int arr_y[]) {
    solver =
        Solver(vector<int>(arr_x, arr_x + n), vector<int>(arr_y, arr_y + n));
    return solver.query();
}

int updateX(int pos, int val) {
    return 0;
}
int updateY(int pos, int val) {
    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

horses.cpp: In constructor 'Solver::Solver(const std::vector<int>&, const std::vector<int>&)':
horses.cpp:30:57: warning: declaration of 'arr_y' shadows a member of 'Solver' [-Wshadow]
   30 |     Solver(const vector<int>& arr_x, const vector<int>& arr_y)
      |                                      ~~~~~~~~~~~~~~~~~~~^~~~~
horses.cpp:28:24: note: shadowed declaration is here
   28 |     vector<int> arr_x, arr_y;
      |                        ^~~~~
horses.cpp:30:31: warning: declaration of 'arr_x' shadows a member of 'Solver' [-Wshadow]
   30 |     Solver(const vector<int>& arr_x, const vector<int>& arr_y)
      |            ~~~~~~~~~~~~~~~~~~~^~~~~
horses.cpp:28:17: note: shadowed declaration is here
   28 |     vector<int> arr_x, arr_y;
      |                 ^~~~~
horses.cpp: In constructor 'Solver::Solver(const std::vector<int>&, const std::vector<int>&)':
horses.cpp:30:57: warning: declaration of 'arr_y' shadows a member of 'Solver' [-Wshadow]
   30 |     Solver(const vector<int>& arr_x, const vector<int>& arr_y)
      |                                      ~~~~~~~~~~~~~~~~~~~^~~~~
horses.cpp:28:24: note: shadowed declaration is here
   28 |     vector<int> arr_x, arr_y;
      |                        ^~~~~
horses.cpp:30:31: warning: declaration of 'arr_x' shadows a member of 'Solver' [-Wshadow]
   30 |     Solver(const vector<int>& arr_x, const vector<int>& arr_y)
      |            ~~~~~~~~~~~~~~~~~~~^~~~~
horses.cpp:28:17: note: shadowed declaration is here
   28 |     vector<int> arr_x, arr_y;
      |                 ^~~~~
horses.cpp: In constructor 'Solver::Solver(const std::vector<int>&, const std::vector<int>&)':
horses.cpp:30:57: warning: declaration of 'arr_y' shadows a member of 'Solver' [-Wshadow]
   30 |     Solver(const vector<int>& arr_x, const vector<int>& arr_y)
      |                                      ~~~~~~~~~~~~~~~~~~~^~~~~
horses.cpp:28:24: note: shadowed declaration is here
   28 |     vector<int> arr_x, arr_y;
      |                        ^~~~~
horses.cpp:30:31: warning: declaration of 'arr_x' shadows a member of 'Solver' [-Wshadow]
   30 |     Solver(const vector<int>& arr_x, const vector<int>& arr_y)
      |            ~~~~~~~~~~~~~~~~~~~^~~~~
horses.cpp:28:17: note: shadowed declaration is here
   28 |     vector<int> arr_x, arr_y;
      |                 ^~~~~
horses.cpp: In function 'int updateX(int, int)':
horses.cpp:53:17: warning: unused parameter 'pos' [-Wunused-parameter]
   53 | int updateX(int pos, int val) {
      |             ~~~~^~~
horses.cpp:53:26: warning: unused parameter 'val' [-Wunused-parameter]
   53 | int updateX(int pos, int val) {
      |                      ~~~~^~~
horses.cpp: In function 'int updateY(int, int)':
horses.cpp:56:17: warning: unused parameter 'pos' [-Wunused-parameter]
   56 | int updateY(int pos, int val) {
      |             ~~~~^~~
horses.cpp:56:26: warning: unused parameter 'val' [-Wunused-parameter]
   56 | int updateY(int pos, int val) {
      |                      ~~~~^~~

• Subtask 1: 17 / 17
• Subtask 2: 0 / 17
• Subtask 3: 0 / 20
• Subtask 4: 0 / 23
• Subtask 5: 0 / 23