제출 #1053878

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1053878		VMaksimoski008	케이크 (CEOI14_cake)	C++17	15 / 100	2074 ms	4568 KiB

cake

#include <bits/stdc++.h>
//#define int long long

using namespace std;

using ll = long long;
using pii = pair<int, int>;
using pll = pair<ll, ll>;

const int mod = 1e9 + 7;
const int LOG = 20;
const int maxn = 3e5 + 5;

struct SegTree {

};

signed main() {
    ios_base::sync_with_stdio(false);
    cout.tie(0); cin.tie(0);

    int n, s, q;
    cin >> n >> s;
    int id = n + 1;

    vector<ll> v(n+1), v2;
    for(int i=1; i<=n; i++) cin >> v[i];
    for(int i=1; i<=n; i++) v2.push_back(i);
    sort(v2.begin(), v2.end(), [&](int a, int b) {
        return v[a] > v[b];
    });

    while(v2.size() > 10) v2.pop_back();
    for(int i=0; i<v2.size(); i++) v[v2[i]] = 1e6 - i;

    cin >> q;
    while(q--) {
        char t;
        cin >> t;

        if(t == 'F') {
            int p;
            cin >> p;

            if(p == s) {
                cout << 0 << '\n';
                continue;
            }

            int l=s, r=s, ans=0;
            while(l != p && r != p) {
                ans++;
                if(l - 1 == 0) r++;
                else if(r + 1 > n) l--;
                else if(v[l-1] < v[r+1]) l--;
                else r++;
            }

            cout << ans << '\n';
        } else {
            int a, b;
            cin >> a >> b;
            
            vector<ll> v3;
            for(int i=0; i<v2.size(); i++)
                if(a != v2[i]) v3.push_back(v2[i]);
            v2 = v3;

            v2.insert(v2.begin() + b - 1, a);
            
            if(v2.size() == 1) {
                v[v2.back()] = id++;
                v2.pop_back();
            }

            for(int i=0; i<v2.size(); i++) v[v2[i]] = 1e6 - i;
        }
    }

    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

cake.cpp: In function 'int main()':
cake.cpp:34:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   34 |     for(int i=0; i<v2.size(); i++) v[v2[i]] = 1e6 - i;
      |                  ~^~~~~~~~~~
cake.cpp:65:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   65 |             for(int i=0; i<v2.size(); i++)
      |                          ~^~~~~~~~~~
cake.cpp:76:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   76 |             for(int i=0; i<v2.size(); i++) v[v2[i]] = 1e6 - i;
      |                          ~^~~~~~~~~~

• Subtask 1: 15 / 15
• Subtask 2: 0 / 15
• Subtask 3: 0 / 20
• Subtask 4: 0 / 50