Submission #197552

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
197552	2020-01-21 16:19:32	Juney	Cake 3 (JOI19_cake3)	C++14	100 / 100	971 ms	126844 KiB

cake3

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#include <bits/stdc++.h>
using namespace std;
#define fi first
#define se second
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int MAXN = 2e5 + 5;
ll N, M, ans = -1e18;
pii A[MAXN];
ll comp[MAXN], root[MAXN];
int get_idx(ll val) { return lower_bound(comp+1, comp+1+N, val) - comp; }
struct PST {
  struct NODE { ll l, r, cnt, sum; } T[MAXN * 30];
  int sz;
  int make(int v, int l, int r, int n) {
    if(r < v || v < l) return n;
    int cur = ++sz;
    T[cur] = T[n];
    if(l != r) {
      int mid = l + r >> 1;
      T[cur].l = make(v, l, mid, T[n].l);
      T[cur].r = make(v, mid+1, r, T[n].r);
    }
 
 
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Compilation message (stderr)

cake3.cpp: In member function 'int PST::make(int, int, int, int)':
cake3.cpp:27:16: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
    int mid = l + r >> 1;
              ~~^~~
cake3.cpp: In member function 'll PST::query(int, int, int, int, int)':
cake3.cpp:39:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   int mid = l + r >> 1;
             ~~^~~
cake3.cpp: In function 'void f(int, int, int, int)':
cake3.cpp:47:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  int mid = l + r >> 1;
            ~~^~~

• Subtask 1: 5 / 5
• Subtask 2: 19 / 19
• Subtask 3: 76 / 76