Submission #253411

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
253411	2020-07-28 03:15:13	vioalbert	Potatoes and fertilizers (LMIO19_bulves)	C++14	100 / 100	202 ms	19304 KiB

bulves

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const ll N = 5e5+5, MAX = 3e4+5, ZERO = 3e4, INF = 1e18;
ll n, delta;
ll val[N], pref[N];
void read() {
  cin >> n;
  for(int i = 1; i <= n; i++) {
    ll a, b; cin >> a >> b;
    val[i] = a - b;
  }
}
void solve() {
  pref[0] = 0;
  for(int i = 1; i <= n; i++) {
    pref[i] = pref[i-1] + val[i];
  }
  delta = pref[n];
  ll ans = 0, x;
  priority_queue<ll> pq;
  pq.push(0);
  for(int i = 1; i <= n; i++) {
    x = pref[i];
    if(x < 0) {
      ans += -x;
 
 
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• Subtask 1: 24 / 24
• Subtask 2: 10 / 10
• Subtask 3: 20 / 20
• Subtask 4: 10 / 10
• Subtask 5: 36 / 36