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C.cpp
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46 lines (45 loc) · 1.12 KB
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#include<bits/stdc++.h>
#define vi vector<int>
#define mp map<int,int>
#define ump unordered_map <int,int>
#define ll long long int
#define pb push_back
#define mod 1000000007
#define int long long
#define loop(i,x,n) for(int i=x;i<n;i++)
#define rloop(i,n) for(int i=n-1;i>=0;i--)
using namespace std;
/*************************************************************************************************/
signed main()
{
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cout.tie(NULL);
int n,ans=1e12;
cin>>n;
int font[n],cost[n];
loop(i,0,n)
cin>>font[i];
loop(i,0,n)
cin>>cost[i];
for(int j=0;j<n;j++)
{
int m1=1e9,m2=1e9;
for(int i=j-1;i>=0;i--)
{
if(font[i]<font[j])
m1=min(m1,cost[i]);
}
for(int k=j+1;k<n;k++)
{
if(font[k]>font[j])
m2=min(m2,cost[k]);
}
if(m1!=1e9 && m2!=1e9)
ans=min(ans,m1+m2+cost[j]);
}
if(ans==1e12)
ans=-1;
cout<<ans;
return 0;
}