Submission #625311

#	Time	Username	Problem	Language	Result	Execution time	Memory
625311		il9	Distributing Candies (IOI21_candies)	C++17	0 / 100	107 ms	11520 KiB

candies

#include <bits/stdc++.h>
using namespace std;

vector<int> distribute_candies(vector<int> c, vector<int> l, vector<int> r, vector<int> v)
{
    vector<int> pre(c.size()+2);
    pre[0]=0;

    int n=c.size();
    for(int i=0;i<r.size()-1;i++)
    {

        pre[l[i]+1]+=v[i];
        pre[r[i]+2]-=v[i];
    }
    for(int i=1;i<=n;i++)
    {
        pre[i]+=pre[i-1];
        //cout<<pre[i]<<" ";
    }
    for(int i=0;i<n;i++)
    {
        if(pre[i+1]>c[i])
        {
            pre[i+1]=c[i];
        }
    }
    for(int i=l[r.size()-1];i<=r[r.size()-1];i++)
    {
        pre[i+1]=max(min(pre[i+1]+v[r.size()-1],c[i]),0);
    }
    for(int i=0;i<n;i++)
    {
        l[i]=pre[i+1];
        //cout<<pre[i+1]<<" ";
    }
    //cout<<"\n";
    return l;
}

Compilation message (stderr)

candies.cpp: In function 'std::vector<int> distribute_candies(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
candies.cpp:10:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   10 |     for(int i=0;i<r.size()-1;i++)
      |                 ~^~~~~~~~~~~

• Subtask 1: 0 / 3
• Subtask 2: 0 / 8
• Subtask 3: 0 / 27
• Subtask 4: 0 / 29
• Subtask 5: 0 / 33