Submission #844754

#	Time	Username	Problem	Language	Result	Execution time	Memory
844754		dosts	Knjige (COCI20_knjige)	C++14	0 / 50	2 ms	988 KiB

Main

#include <bits/stdc++.h>
#pragma optimize "DostSeferoğlu"
#pragma GCC optimize("unroll-loops,Ofast")
#pragma GCC target("avx2,tune=native")
using namespace std;
#define int long long
#define pii pair<int,int>
#define bg begin
#define vi vector<int>
#define endl '\n'
#define vvi vector<vi> 
#define vp vector<pii>
#define sp << " " << 
#define all(x) x.bg()+1,x.end()
#define ff first
#define ss second
#define brake {cout << "OK\n";return;}
#define debug(x) {cout << #x << ": "; for (auto it : x) cout << it << " ";cout << endl;}
#define FF(xxx,sss,yyy) for (int xxx=sss;xxx<=yyy;++xxx)
#define F(xx,yy) for (int xx=1;xx<=yy;++xx)
#define pb push_back 
const int inf = 1e18;
const int MOD = 998244353;   
const int N = 2e5+1;



vector<string> ops;
void solu_bosalt(vi& a,vi& b,int ptr) {
    while (!a.empty()) {
        ops.push_back("AL L L");// sol elle solu al
        ops.push_back("KOY L R");// sol elle sağa koy
        b.push_back(a.back());
        a.pop_back();
    }
}

void hallet(vi& a,vi& b,int ptr) {
    solu_bosalt(a,b,ptr);
    ops.push_back("KOY R L");
}

void sag_ele_al(vi& a,vi& b,int ptr) {
    while (!a.empty()) {
        if (a.back() == ptr) {
            ops.pb("AL R L");
            a.pop_back();
            return;
        }
        else {
            ops.pb("AL R L");
            ops.pb("KOY R R");
            b.push_back(a.back());
            a.pop_back();
        }
    }
    while (!b.empty()) {
        if (b.back() == ptr) {
            b.pop_back();
            ops.pb("AL R R");
            return;
        }
        else {
            a.pb(b.back());
            b.pop_back();
            ops.pb("AL R R");
            ops.pb("KOY R L");
        }
    }
}

void solve() {
    int n;
    cin >> n;
    vi thicks;
    vi a(n);
    for (int i=0;i<n;i++) cin >> a[i];
    for (auto it : a) thicks .pb(it);
    sort(thicks.bg(),thicks.end(),greater<int>());
    vi b{};
    int left_hand = 0,right_hand = 0;
    for (auto it : thicks) {
        sag_ele_al(a,b,it);
        debug(a);
        debug(b);
        hallet(a,b,it);
    }
    cout << ops.size() << endl;
    for (auto it : ops) {
        cout << it << endl;
    }
}                                     
signed main() { 
    ios_base::sync_with_stdio(0);cin.tie(0);
    #ifdef Local
        freopen("input.in", "r", stdin);
        freopen("input.out", "w", stdout);  
    #endif
    int t = 1;
    //cin >> t;
    while (t --> 0) solve();
}

Compilation message (stderr)

Main.cpp:2: warning: ignoring '#pragma optimize ' [-Wunknown-pragmas]
    2 | #pragma optimize "DostSeferoğlu"
      | 
Main.cpp: In function 'void solve()':
Main.cpp:81:9: warning: unused variable 'left_hand' [-Wunused-variable]
   81 |     int left_hand = 0,right_hand = 0;
      |         ^~~~~~~~~
Main.cpp:81:23: warning: unused variable 'right_hand' [-Wunused-variable]
   81 |     int left_hand = 0,right_hand = 0;
      |                       ^~~~~~~~~~

• Subtask 1: 0 / 50