Submission #134723

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
134723	2019-07-23 07:59:00	someone_aa	Divide and conquer (IZhO14_divide)	C++17	100 / 100	360 ms	73976 KiB

divide

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#include <bits/stdc++.h>
#define ll long long 
#define pb push_back
#define mp make_pair
using namespace std;
const int maxn = 100100;
ll gold[maxn], energy[maxn], x[maxn], n;
ll prefix_g[maxn], prefix_e[maxn];
class node {
public:
  ll lb, rb;
  ll value;
  node *lchild, *rchild;
  node(ll _lb, ll _rb) {
    lb = _lb;
    rb = _rb;
    value = LLONG_MAX;
    lchild = rchild = NULL;
  }
  ll get_val(node *x) {
    if(x == NULL) return LLONG_MAX;
    else return x->value;
  }
  void update(ll x, ll val) {
    if(lb == rb) {
      value = min(value, val);
    }
    else {
 
 
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Compilation message (stderr)

divide.cpp: In member function 'long long int node::query(long long int, long long int)':
divide.cpp:49:7: warning: unused variable 'mid' [-Wunused-variable]
    ll mid = lb + (rb - lb) / 2;
       ^~~

• Subtask 1: 17 / 17
• Subtask 2: 31 / 31
• Subtask 3: 52 / 52