Submission #347207

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
3472072021-01-12 11:16:42AriaHCat in a tree (BOI17_catinatree)C++11
100 / 100
379 ms47468 KiB
/** bahoone naiar **/
#pragma GCC optimize("O2")
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
#define all(x) (x).begin(),(x).end()
#define F first
#define S second
#define Mp make_pair
#define fast_io ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);
#define file_io freopen("in.txt" , "r+" , stdin) ; freopen("out.txt" , "w+" , stdout);
#define endl "\n"
const int N = 1e6 + 10;
const ll mod = 1e9 + 7;
const ll mod2 = 998244353;
const ll inf = 8e18;
const int LOG = 22;
ll pw(ll a , ll b, ll M) { return (!b ? 1 : (b & 1 ? (a * pw(a * a % M, b / 2, M)) % M : pw(a * a % M, b / 2, M))); }
int n, d, dis[N], H[N];
vector < int > G[N];
 
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Compilation message (stderr)

catinatree.cpp: In function 'int main()':
catinatree.cpp:46:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   46 |     scanf("%d%d", &n, &d);
      |     ~~~~~^~~~~~~~~~~~~~~~
catinatree.cpp:54:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   54 |  scanf("%d", &x);
      |  ~~~~~^~~~~~~~~~
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