Submission #154216

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
154216	2019-09-19 10:49:06	AKaan37	Potatoes and fertilizers (LMIO19_bulves)	C++17	100 / 100	250 ms	15340 KiB

bulves

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#include <iostream>
#include <queue>
using namespace std;
 
const int nmax=500005;
priority_queue<long long> pq;
long long c[nmax];
long long ans;
int n,i,j,a,b;
int main()
{
    ios_base::sync_with_stdio(false);
    cin>>n;
    for(i=1;i<=n;i++)
    {
        cin>>a>>b;
        long long dif=a-b;
        c[i]=(c[i-1]+dif);
    }
    for(i=1;i<=n;i++)
    {
        if(c[i]<0) ans-=c[i],c[i]=0;
        if(c[i]>c[n]) ans+=(c[i]-c[n]),c[i]=c[n];
    }
    for(i=1;i<=n;i++)
    {
        pq.push(c[i]);
        if(pq.top()>c[i])
        {
            pq.push(c[i]);
 
 
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• Subtask 1: 24 / 24
• Subtask 2: 10 / 10
• Subtask 3: 20 / 20
• Subtask 4: 10 / 10
• Subtask 5: 36 / 36