Submission #249052

# Submission time Handle Problem Language Result Execution time Memory
249052 2020-07-14T08:53:33 Z leaked Poklon (COCI17_poklon7) C++14
78 / 120
841 ms 262148 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 __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=3e6+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);
}

string mx[N];
vector<int>p(N,-1);
vector<int>g[N];
pii lol[N];
pii a[N];
ll to[N];
int n;
bool used[N];
string c;
string maxx(string &a,string &b){
   // string c;
    if(sz(b)>sz(a)) return b;
    else if(sz(b)<sz(a)) return a;
    else{
        for(int i=0;i<sz(b);i++){
            if(b[i]>a[i]){
                return b;
            }
            else if(b[i]<a[i]) return a;
        }
        return b;
    }
}
void dfs(int v){
    if(!sz(g[v])){
        return ;
    }
    for(auto &z : g[v]){
        dfs(z);
    }
    string mxx=maxx(mx[g[v][0]],mx[g[v][1]]);
    mx[g[v][0]].clear();
    mx[g[v][1]].clear();
    mx[v]=mxx+'0';
    //debug()<<imie(mx[v])<<' '<<imie(v);
}
signed main()
{
    fast_io;
    ///TODO :
    cin>>n;
   // int a,b;
   bool ok=1;
    for(int i=0;i<n;i++){
        cin>>a[i].f>>a[i].s;
        if(a[i].f>0){
//            p[3*(a[i].f-1)]=3*i;
            g[3*i].p_b(3*(a[i].f-1));
        }
        else{
            ok=0;
            g[3*i].p_b(3*i+1);
            for(int j=32;j>=0;j--){
                if(pw(j) & (-a[i].f)){
                    ok=1;
                    mx[3*i+1]+='1';
                }
                else{
                    if(ok)  mx[3*i+1]+='0';
                }
            }
           // reverse(all(mx[3*i+1]));
//            debu
        }
        if(a[i].s>0){
            g[3*i].p_b(3*(a[i].s-1));
        }
        else{
            ok=0;
            g[3*i].p_b(3*i+2);
            for(int j=32;j>=0;j--){
                if(pw(j) & (-a[i].s)){
                    ok=1;
                    mx[3*i+2]+='1';
                }
                else{
                    if(ok)   mx[3*i+2]+='0';
                }
            }
           // reverse(all(mx[3*i+2]));
        }
    }
    dfs(0);
   // reverse(all(mx[0]));
    cout<<mx[0];
    return 0;
}
/*
*/
# Verdict Execution time Memory Grader output
1 Correct 89 ms 176504 KB Output is correct
2 Correct 90 ms 176504 KB Output is correct
3 Correct 91 ms 176504 KB Output is correct
4 Correct 90 ms 176504 KB Output is correct
5 Correct 90 ms 176504 KB Output is correct
6 Correct 91 ms 176504 KB Output is correct
7 Correct 95 ms 176504 KB Output is correct
8 Correct 94 ms 176636 KB Output is correct
9 Correct 91 ms 176632 KB Output is correct
10 Correct 91 ms 176632 KB Output is correct
11 Correct 112 ms 200824 KB Output is correct
12 Correct 109 ms 190712 KB Output is correct
13 Runtime error 169 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
14 Runtime error 205 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
15 Correct 212 ms 193400 KB Output is correct
16 Runtime error 408 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
17 Runtime error 719 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
18 Runtime error 725 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
19 Runtime error 841 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
20 Runtime error 827 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)