Submission #371055

#	Time	Username	Problem	Language	Result	Execution time	Memory
371055		Atill83	Poklon (COCI17_poklon7)	C++14	48 / 120	1098 ms	74732 KiB

poklon

#include <bits/stdc++.h>
#define ff first
#define ss second
#define endl '\n'
using namespace std;
const long long INF = (long long) 1e18;
const int mod = (int) 1e9+7;
const int MAXN = (int) 1e6+5;

typedef long long ll;
typedef unsigned long long ull;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
ll n;
int l[MAXN], r[MAXN];
ll ans = 0;
ll do_it(int v){
    if(v < 0)
        return -v;
    ll left = do_it(l[v]), right = do_it(r[v]);
    cerr<<v<<" "<<left<<" "<<right<<endl;
    ll dif = abs(left - right);
    return 2*max(left, right);
}



int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);cout.tie(nullptr);

    #ifdef Local
        freopen("C:/Users/Admin/Desktop/Yazilim/C/IO/int.txt","r",stdin);
        freopen("C:/Users/Admin/Desktop/Yazilim/C/IO/out.txt","w",stdout);
    #endif

    cin>>n;

    for(int i = 1; i <= n; i++)
        cin>>l[i]>>r[i];

    ans = do_it(1);

    string cev = "";

    while(ans){
        cev += (char) ('0' + ans % 2);
        ans /= 2;
    }
 
    reverse(cev.begin(), cev.end());

    cout<<cev<<endl;



    #ifdef Local
        cout<<endl<<fixed<<setprecision(2)<<1000.0 * clock() / CLOCKS_PER_SEC<< " milliseconds ";
    #endif
}

Compilation message (stderr)

poklon.cpp: In function 'll do_it(int)':
poklon.cpp:22:8: warning: unused variable 'dif' [-Wunused-variable]
   22 |     ll dif = abs(left - right);
      |        ^~~

• Subtask 1: 48 / 120