Submission #1100875

#	Time	Username	Problem	Language	Result	Execution time	Memory
1100875		Raj	Circle Passing (EGOI24_circlepassing)	C++11	14 / 100	2066 ms	6376 KiB

Main

#include <bits/stdc++.h>
using namespace std;
int n,M,Q;
int v[1000001];
int stanga(int x,int y)
{
    if(x<y)
        return 2*n-y+x;
    else
        return x-y;
}
int dreapta(int x,int y)
{
    if(x>y)
        return 2*n-x+y;
    else
        return y-x;
}
int shc(int x, int y)
{
    int pas1=1;
    int pas4=1;
    int pas3=1;
    int pas2=1;
    int ok=0;
    int k=x-1;
    int t;


    if(k<0)
        k=2*n-1;
    for(int i=1;i<=M;++i)
        if(v[i]==k)
            ok=1;
    if(ok)
    {
        if(k>=n)
        {
            t=k-n;
            pas1+=stanga(k,y)+1;
            pas2+=dreapta(k,y)+1;
        }
        else
        {
            t=k+n;
            pas1+=stanga(t,y)+1;
            pas2+=dreapta(t,y)+1;
        }
        pas1=min(pas1,pas2);
    }
    else
        pas1=INT_MAX;

    k=x+1;
    if(k>=2*n)
        k=0;
    ok=0;
    for(int i=1;i<=M;++i)
        if(v[i]==k)
            ok=1;
    if(ok)
    {
        if(k>=n)
        {
            t=k-n;
            pas3+=stanga(k,y)+1;
            pas4+=dreapta(k,y)+1;
        }
        else
        {
            t=k+n;
            pas3+=stanga(t,y)+1;
            pas4+=dreapta(t,y)+1;
        }
        pas2=min(pas3,pas4);
    }
    else
        pas2=INT_MAX;
    pas3=1;
    pas4=1;
    for(int i=1;i<=M;++i)
        if(v[i]==x)
            ok=1;
    if(ok)
    {
        if(x>=n)
        {
            t=x-n;
            pas3+=stanga(x,y);
            pas4+=dreapta(x,y);
        }
        else
        {
            t=x+n;
            pas3+=stanga(t,y);
            pas4+=dreapta(t,y);
        }
        pas3=min(pas3,pas4);
    }
    else
        pas3=INT_MAX;
    return min(pas1,min(pas2,pas3));
}
int main()
{
    cin>>n>>M>>Q;
    for(int i=1;i<=M;++i)
    {
        cin>>v[i];
    }
    for(int i=1;i<=Q;++i)
    {
        int a,b;
        cin>>a>>b;
        cout<<min(shc(a,b),min(stanga(a,b),dreapta(a,b)))<<'\n';
    }
    return 0;
}	

• Subtask 1: 14 / 14
• Subtask 2: 0 / 20
• Subtask 3: 0 / 22
• Subtask 4: 0 / 17
• Subtask 5: 0 / 27