oj.uz

Submission #660663

# Submission time Handle Problem Language Result Execution time Memory
660663 2022-11-22T18:05:49 Z BidoTeima Poklon (COCI17_poklon7) C++17
48 / 120
 794 ms 94232 KB 
/*
ID: BidoTeima
LANG: C++11
TASK: 
*/
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
void moo(string filename);
void ACPLS(string str = "")
{
    if(str=="NOF")return;
    if(str.size())
        moo(str);
    else{
        #ifndef ONLINE_JUDGE
            freopen("output.txt", "w", stdout);
            freopen("input.txt", "r", stdin);
        #endif
    }
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
}
void moo(string fileName){
    freopen((fileName+".in").c_str(),"r",stdin);
    freopen((fileName+".out").c_str(),"w",stdout);
}
#define tc         \
    int tttttt/*,subtask*/;    \
    cin >> tttttt/* >> subtask*/; \
    while (tttttt--)/*end
*/
vector<ll>adj[(int)1e6+5];
ll sum[(int)1e6+5]; 
ll dfs(ll node){
    if(node<=0)return -node;
    ll x = dfs(adj[node][0]);
    ll y = dfs(adj[node][1]);
    return sum[node]=x+y+abs(x-y);
}
int main()
{
    //ACPLS();   
    int n;
    cin>>n;
    for(int i = 1; i <= n; i++){
        int u,v;
        cin>>u>>v;
        adj[i].push_back(u);
        adj[i].push_back(v); 
    }
    dfs(1);
    string binary;
    if(sum[1]==0)binary="0";
    else while(sum[1]){
        binary.push_back((sum[1]%2)+'0');
        sum[1]/=2;
    }
    reverse(binary.begin(),binary.end());
    cout<<binary;
}

Compilation message

poklon.cpp: In function 'void ACPLS(std::string)':
poklon.cpp:17:20: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   17 |             freopen("output.txt", "w", stdout);
      |             ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
poklon.cpp:18:20: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   18 |             freopen("input.txt", "r", stdin);
      |             ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
poklon.cpp: In function 'void moo(std::string)':
poklon.cpp:26:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   26 |     freopen((fileName+".in").c_str(),"r",stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
poklon.cpp:27:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   27 |     freopen((fileName+".out").c_str(),"w",stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
48.0 / 120.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 23764 KB Output is correct
2 Correct 14 ms 23672 KB Output is correct
3 Correct 14 ms 23792 KB Output is correct
4 Correct 13 ms 23764 KB Output is correct
5 Correct 13 ms 23764 KB Output is correct
6 Correct 12 ms 23752 KB Output is correct
7 Correct 13 ms 23736 KB Output is correct
8 Correct 13 ms 23728 KB Output is correct
9 Incorrect 12 ms 23800 KB Output isn't correct
10 Incorrect 13 ms 23764 KB Output isn't correct
11 Incorrect 25 ms 24260 KB Output isn't correct
12 Incorrect 23 ms 24268 KB Output isn't correct
13 Incorrect 53 ms 26468 KB Output isn't correct
14 Incorrect 88 ms 29188 KB Output isn't correct
15 Incorrect 91 ms 27596 KB Output isn't correct
16 Incorrect 271 ms 40872 KB Output isn't correct
17 Incorrect 633 ms 62800 KB Output isn't correct
18 Incorrect 631 ms 64460 KB Output isn't correct
19 Incorrect 790 ms 68432 KB Output isn't correct
20 Incorrect 794 ms 94232 KB Output isn't correct