Submission #249098

# Submission time Handle Problem Language Result Execution time Memory
249098 2020-07-14T10:17:51 Z leaked Poklon (COCI17_poklon7) C++14
120 / 120
427 ms 134392 KB
#include<bits/stdc++.h>
using namespace std;
//#include<ext/pb_ds/assoc_container.hpp>
//#include<ext/pb_ds/tree_policy.hpp>
//
//    #pragma GCC optimize("unroll-loops")
//    #pragma GCC optimize("Ofast")
//    #pragma GCC optimize("-O3")
//    #pragma GCC optimize("no-stack-protector")
//    #pragma GCC optimize("fast-math")
//#define LOCAL
#define sim template < class c
#define ris return * this
#define dor > debug & operator <<
#define eni(x) sim > typename \
  enable_if<sizeof dud<c>(0) x 1, debug&>::type operator<<(c i) {
sim > struct rge { c b, e; };
sim > rge<c> range(c i, c j) { return rge<c>{i, j}; }
sim > auto dud(c* x) -> decltype(cout << *x, 0);
sim > char dud(...);
struct debug {
#ifndef LOCAL
~debug() { cout << endl; }
eni(!=) cout << boolalpha << i; ris; }
eni(==) ris << range(begin(i), end(i)); }
sim, class b dor(pair < b, c > d) {
  ris << "(" << d.first << ", " << d.second << ")";
}
sim dor(rge<c> d) {
  *this << "[";
  for (auto it = d.b; it != d.e; ++it)
	*this << ", " + 2 * (it == d.b) << *it;
  ris << "]";
}
#else
sim dor(const c&) { ris; }
#endif
};
#define imie(...) " [" << #__VA_ARGS__ ": " << (__VA_ARGS__) << "] "
#define fi first
#define f first
#define se second
#define s second
#define vi_a vector<int>a;
#define p_b push_back
////////////////////////////////???????????????CHECK THIS OUT???????????????//////////////////////////////
#define ll long long
////////////////////////////////???????????????CHECK THIS OUT???????????????//////////////////////////////
#define ld long double
#define pll pair<ll,ll>
#define pii pair<int,int>
#define m_p make_pair
#define fast_io cin.tie(0);cout.tie(0);ios_base::sync_with_stdio(0);
#define all(x) x.begin(),x.end()
#define getfiles    ifstream cin("input.txt");ofstream cout("output.txt");
#define pw(x) (1ll << x)
//#define sz(x) (ll)x.size()
#define endl "\n"
#define rall(x) x.rbegin(),x.rend()
#define len(a) (ll)a.size()
#define rep(x,l,r) for(ll x=l;x<r;x++)

//using namespace (32-__gnu_pbds;
ld eps = (ld)1 / 1e6;
const ld pi=3.14159265359;
ll inf = 1e18,mod1=1e9+7;
ll sqr(ll a) { return a * a; }
ll qb(ll a) { return a * a * a; }
ll gcd(ll a, ll b) { return !a ? b : gcd(b % a, a); }
void binary(ll val,int to) {for(int i=0;i<to;i++) cerr<<(pw(i) & val ? 1 : 0); cerr<<endl;}
ll binpow(ll a, ll b, ll mod) { return b ? (b % 2 ? (a * (sqr(binpow(a, b / 2, mod)) % mod)) % mod : sqr(binpow(a, b / 2, mod)) % mod) : 1; }
ll binmult(ll a, ll b, ll mod) { return b ? (b % 2 ? (2 * binmult(a, b / 2, mod) + a) % mod : (2 * binmult(a, b / 2, mod)) % mod) : 0; }
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
const ll R=1e4;
const ll tx[4]={1,0,-1,0};
const ll ty[4]={0,1,0,-1};
const char rev_to[4]={'E','W','N','S'};
const char o[4]={'S','P','R'};
const int N=2e6+1;
const int M=1e9+7;
//typedef tree<ll,null_type,less<ll>,rb_tree_tag,tree_order_statistics_node_update> st;
void bad(){
    cout<<-1;
    exit(0);
}
pii mx[N];
int aa[N][2];
string lol[N];
map<int,int>sz;
pii to(pii& a,pii& b){
    if((32-__builtin_clz(a.f))+a.s<(32-__builtin_clz(b.f))+b.s) return {b.f,b.s+1};
    else if((32-__builtin_clz(a.f))+a.s>(32-__builtin_clz(b.f))+b.s) return {a.f,a.s+1};
    else{
        int f=max(0,(32-__builtin_clz(a.f))-(32-__builtin_clz(b.f))),s=max(0,(32-__builtin_clz(b.f))-(32-__builtin_clz(a.f)));
        if((a.f)*pw(s)<b.f*(pw(f))) return {b.f,b.s+1};
        else if((a.f)*pw(s)>b.f*(pw(f))) return {a.f,a.s+1};
        else{
            return {a.f,a.s+1};
        }
    }
}
pii dfs(int v){
    vector<pii>ts(2);
    for(int i=0;i<2;i++){
        if(aa[v][i]<0 ){
            ts[i]={-aa[v][i],0};
        }
        else{
            ts[i]=dfs(aa[v][i]);
        }
    }
    ///debug()<<imie(ts)<<imie(v);
    return to(ts[0],ts[1]);
}
signed main()
{
    fast_io;
    ///TODO :
    int cur=1;
    int n;
    cin>>n;
    for(int i=0;i<n;i++){
        cin>>aa[i][0]>>aa[i][1];
        for(int j=0;j<2;j++){
            if(aa[i][j]<0){
            }
            else{
                aa[i][j]--;
            }
        }
    }
    //exit(0);
    pii ans=dfs(0);
    bool ok=0;
    for(int j=31;j>=0;j--){
        if(pw(j) & (ans.f)){
            ok=1;
            cout<<1;
        }
        else{
            if(ok)  cout<<0;
        }
    }
    for(int j=0;j<ans.s;j++) cout<<0;
    return 0;
}
/*
*/

Compilation message

poklon.cpp: In function 'int main()':
poklon.cpp:119:9: warning: unused variable 'cur' [-Wunused-variable]
     int cur=1;
         ^~~
# Verdict Execution time Memory Grader output
1 Correct 33 ms 62968 KB Output is correct
2 Correct 33 ms 62968 KB Output is correct
3 Correct 33 ms 62976 KB Output is correct
4 Correct 34 ms 62968 KB Output is correct
5 Correct 34 ms 62968 KB Output is correct
6 Correct 34 ms 62968 KB Output is correct
7 Correct 33 ms 62968 KB Output is correct
8 Correct 33 ms 62968 KB Output is correct
9 Correct 33 ms 62976 KB Output is correct
10 Correct 35 ms 62968 KB Output is correct
11 Correct 41 ms 63360 KB Output is correct
12 Correct 38 ms 63224 KB Output is correct
13 Correct 55 ms 64888 KB Output is correct
14 Correct 70 ms 67064 KB Output is correct
15 Correct 65 ms 63736 KB Output is correct
16 Correct 154 ms 73592 KB Output is correct
17 Correct 347 ms 85436 KB Output is correct
18 Correct 336 ms 88312 KB Output is correct
19 Correct 397 ms 81976 KB Output is correct
20 Correct 427 ms 134392 KB Output is correct