Submission #470200

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
470200	2021-09-03 08:51:41	keta_tsimakuridze	Discharging (NOI20_discharging)	C++14	100 / 100	606 ms	23768 KiB

Discharging

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#include<bits/stdc++.h>
#define f first
#define s second
#define int long long
#define pii pair<int,int>
using namespace std;
const int N = 1e6 + 5, inf = 1e9 + 7; // !
int t,r[N],a[N],n, le_[30 * N], ri_[30*N], cur;
pii tree[30 * N];
int f(int k,int x,int b) {
  return k * x + b;
}
void insert(int u,int l,int r,int k,int b) {
  if(l == r) {
    if(f(tree[u].f,l,tree[u].s) > f(k,l,b))  tree[u] = {k,b};
    return;
  }
  int mid = (l + r)/2;
  if(k < tree[u].f) swap(tree[u].f,k), swap(tree[u].s,b);
  if(f(k,mid,b) <= f(tree[u].f,mid,tree[u].s)) {
    if(!ri_[u]) ri_[u] = ++cur, tree[cur] = tree[u];
    else insert(ri_[u],mid + 1,r, tree[u].f, tree[u].s);
    tree[u] = {k,b};
  }
  else {
    if(!le_[u]) le_[u] = ++cur, tree[cur] = {k,b};
    else insert(le_[u],l,mid,k,b);
  }
}
int get(int u,int l,int r,int id) {
 
 
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Compilation message (stderr)

Discharging.cpp:36:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   36 | main(){
      | ^~~~

• Subtask 1: 9 / 9
• Subtask 2: 13 / 13
• Subtask 3: 25 / 25
• Subtask 4: 11 / 11
• Subtask 5: 14 / 14
• Subtask 6: 28 / 28