Submission #249049

# Submission time Handle Problem Language Result Execution time Memory
249049 2020-07-14T08:52:39 Z leaked Poklon (COCI17_poklon7) C++14
78 / 120
874 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[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 99 ms 176504 KB Output is correct
2 Correct 99 ms 176528 KB Output is correct
3 Correct 98 ms 176504 KB Output is correct
4 Correct 98 ms 176504 KB Output is correct
5 Correct 99 ms 176456 KB Output is correct
6 Correct 106 ms 176564 KB Output is correct
7 Correct 97 ms 176504 KB Output is correct
8 Correct 101 ms 176504 KB Output is correct
9 Correct 100 ms 176636 KB Output is correct
10 Correct 99 ms 176632 KB Output is correct
11 Correct 122 ms 201024 KB Output is correct
12 Correct 121 ms 190712 KB Output is correct
13 Runtime error 182 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
14 Runtime error 219 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
15 Correct 222 ms 193272 KB Output is correct
16 Runtime error 418 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
17 Runtime error 737 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
18 Runtime error 741 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
19 Runtime error 874 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
20 Runtime error 855 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)