Submission #1053831

#	Time	Username	Problem	Language	Result	Execution time	Memory
1053831		VMaksimoski008	케이크 (CEOI14_cake)	C++17	15 / 100	2083 ms	5204 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;

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

    int n, s, q;
    cin >> n >> s;

    vector<int> v(n+1);
    for(int i=1; i<=n; i++) cin >> v[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;
            int old = v[a];

            v[a] = n - b + 1;
            for(int i=1; i<a; i++) if(v[i] <= v[a] && old <= v[i]) v[i]--;
            for(int i=a+1; i<=n; i++) if(v[i] <= v[a] && old <= v[i]) v[i]--;
        }
    }

    return 0;
}

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