제출 #631060

#제출 시각아이디문제언어결과실행 시간메모리
631060kingmoshe드문 곤충 (IOI22_insects)C++17
컴파일 에러
0 ms0 KiB
#include "insects.h" #include <vector> /*void move_inside(int i) { }*/ /*void move_outside(int i) { }*/ /*int press_button() { }*/ std::vector<bool> visited(0); void init(int N) { visited.resize(N, false); } int get_number_of_types(int N) { move_inside(0); int counter = 0; visited[0] = true; for (int i = 1; i < N; i++) { move_inside(i); int value = press_button(); if (value == 1) { visited[i] = true; counter += 1; } else { move_outside(i); } } return counter; } void remove_all_indexes(std::vector<int> indexes) { for (int i = 0; i < indexes.size(); i++) { move_outside(indexes[i]); } } int first_solution(int N) { int number_of_types = get_number_of_types(N); int current_result = 1; std::vector<int> inside_indexes(0); bool any_change = true; while (any_change) { for (int i = 0; i < N; i++) { if (visited[i]) { continue; } move_inside(i); int value = press_button(); if (value > current_result + 1) { move_outside(i); } else { visited[i] = true; inside_indexes.push_back(i); } if (inside_indexes.size() == number_of_types) { any_change = true; counter_inside = 0; remove_all_indexes(inside_indexes); } } remove_all_indexes(inside_indexes); inside_indexes.resize(0); } return current_result; } int min_cardinality(int N) { init(N); return first_solution(N); }

컴파일 시 표준 에러 (stderr) 메시지

insects.cpp: In function 'void remove_all_indexes(std::vector<int>)':
insects.cpp:35:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   35 |  for (int i = 0; i < indexes.size(); i++) {
      |                  ~~^~~~~~~~~~~~~~~~
insects.cpp: In function 'int first_solution(int)':
insects.cpp:58:30: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   58 |    if (inside_indexes.size() == number_of_types) {
      |        ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
insects.cpp:60:5: error: 'counter_inside' was not declared in this scope; did you mean 'move_inside'?
   60 |     counter_inside = 0;
      |     ^~~~~~~~~~~~~~
      |     move_inside