oj.uz

Submission #525134

# Submission time Handle Problem Language Result Execution time Memory
525134 2022-02-10T20:11:40 Z perchuts Poklon (COCI17_poklon7) C++17
48 / 120
 190 ms 31576 KB 
#include <bits/stdc++.h>
#define maxn (int)(1e5+51)
#define all(x) x.begin(), x.end()
#define sz(x) (int) x.size()
#define endl '\n'
#define ll long long
#define pb push_back
#define ull unsigned long long
#define ii pair<int,int>
#define iii tuple<int,int,int>
#define inf 2000000001
#define mod 1000000007 //998244353
#define _ ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);

using namespace std;

template<typename X, typename Y> bool ckmin(X& x, const Y& y) { return (y < x) ? (x=y,1):0; }
template<typename X, typename Y> bool ckmax(X& x, const Y& y) { return (x < y) ? (x=y,1):0; }
struct node{
    ll l, r;
}nd;
vector<node>g;

ll dfs(int x){
    int changel=0,changer=0;
    if(g[x].l>0)g[x].l = dfs(g[x].l),changel++;
    else g[x].l*=-1LL;
    if(g[x].r>0)g[x].r = dfs(g[x].r),changer++;
    else g[x].r*=-1LL;
    ll dif = abs(g[x].l - g[x].r);
    return g[x].r + g[x].l + dif;
}

int main(){_
    int n;cin>>n;
    g.resize(n+1);
    for(int i=1;i<=n;i++){
        ll l,r;cin>>g[i].l>>g[i].r;
    }    
    ll ans = dfs(1);
    vector<int>resp;
    while(ans){
        resp.pb(ans&1);
        ans>>=1;
    }
    reverse(all(resp));
    for(auto x:resp)cout<<x;
    cout<<endl;
}

Compilation message

poklon.cpp: In function 'int main()':
poklon.cpp:38:12: warning: unused variable 'l' [-Wunused-variable]
   38 |         ll l,r;cin>>g[i].l>>g[i].r;
      |            ^
poklon.cpp:38:14: warning: unused variable 'r' [-Wunused-variable]
   38 |         ll l,r;cin>>g[i].l>>g[i].r;
      |              ^

Subtask #1
48.0 / 120.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Incorrect 0 ms 204 KB Output isn't correct
10 Incorrect 0 ms 204 KB Output isn't correct
11 Incorrect 2 ms 460 KB Output isn't correct
12 Incorrect 3 ms 460 KB Output isn't correct
13 Incorrect 10 ms 1484 KB Output isn't correct
14 Incorrect 18 ms 2636 KB Output isn't correct
15 Incorrect 19 ms 1868 KB Output isn't correct
16 Incorrect 67 ms 7428 KB Output isn't correct
17 Incorrect 153 ms 16680 KB Output isn't correct
18 Incorrect 156 ms 17452 KB Output isn't correct
19 Incorrect 190 ms 18652 KB Output isn't correct
20 Incorrect 184 ms 31576 KB Output isn't correct