제출 #856041

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
856041	2023-10-02 15:29:31	Cyanmond	Mousetrap (CEOI17_mousetrap)	C++17	100 / 100	806 ms	205748 KiB

mousetrap

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#include <bits/stdc++.h>
using namespace std;
#define rep(i, l, r) for (int i = (l); i < (r); ++i)
#define per(i, l, r) for (int i = (r - 1); i >= l; --i)
#define ALL(x) (x).begin(), (x).end()
using i64 = long long;
void main_() {
    int N, T, M;
    cin >> N >> T >> M;
    --T, --M;
    if (T == M) {
        cout << 0 << endl;
        return;
    }
    vector<int> A(N - 1), B(N - 1);
    vector<vector<int>> Tree(N);
    rep(i, 0, N - 1) {
        cin >> A[i] >> B[i];
        Tree[--A[i]].push_back(--B[i]);
        Tree[B[i]].push_back(A[i]);
    }
    vector<bool> isPath(N);
    vector<int> path;
    auto dfs = [&](auto &&self, const int v, const int p) -> bool {
 
 
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컴파일 시 표준 에러 (stderr) 메시지

mousetrap.cpp: In function 'void main_()':
mousetrap.cpp:101:65: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'const int' [-Wsign-compare]
  101 |             if (lm1 == -1 and cnt1 + cList[i].size() + baseCost <= m) lm1 = cList[i].size();
      |                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
mousetrap.cpp:65:9: warning: unused variable 'ans' [-Wunused-variable]
   65 |     i64 ans = 1ll << 60;
      |         ^~~

• Subtask 1: 20 / 20
• Subtask 2: 25 / 25
• Subtask 3: 20 / 20
• Subtask 4: 35 / 35