#include<bits/stdc++.h>
using namespace std;
int main(){
    int f[101]={},n;
    cin>>n;
    for(int i=1;i<=n;i++)cin>>f[i];
    for(int i=1;i<=n;i++){
        if(i==1){
            if(f[i]<f[i+1]||f[i]>f[i+1])cout<<i-1<<" ";
        }
        else if(i==n){
            if(f[i]<f[i-1]||f[i]>f[i-1])cout<<i-1<<" ";
        }
        else if((f[i]<f[i-1]&&f[i]<f[i+1])||(f[i]>f[i-1]&&f[i]>f[i+1]))
            cout<<i-1<<" ";
    }
}

#include<bits/stdc++.h>
using namespace std;
int main(){
    int n,a,b;
    while(cin>>n){
        int u=0;
        a=2e9;b=0;
        for(int i=1;i<=n;i++){
            cin>>u;
            a=min(u,a);
            b=max(u,b);
        }
        cout<<b<<" "<<a<<endl;
    }
}

#include<bits/stdc++.h>
using namespace std;
struct N{
    int k;
    string a;
}f[100000];
bool cmp(N a,N b){
    return a.k>b.k;
}
int main(){
    int n;
    cin>>n;
    for(int i=0;i<n;i++)cin>>f[i].k>>f[i].a;
    sort(f,f+n,cmp);
    for(int i=0;i<n;i++){
        cout<<f[i].a<<endl;
    }
}

#include<bits/stdc++.h>
using namespace std;
int main(){
    char x[1000001];
    int len=0,n;
    cin>>n;
    for(int i=0;i<n;i++){
        char s;
        cin>>s;
        len++;
        x[len]=s;
        if((x[len]=='1'&&x[len-1]=='0')||(x[len]=='0'&&x[len-1]=='1'))len-=2;
    }
    cout<<len;
    // for(int i=1;i<=len+1;i++)cout<<x[i];
}

#include<bits/stdc++.h>
using namespace std;
int main(){
    string a,b;
    cin>>a>>b;
    int k=0,u=0;
    for(int i=0;i<a.size();i++){
        if(b[u]==a[i]){
            k++;
            u++;
        }
    }
    cout<<k;
}

#include<bits/stdc++.h>
using namespace std;
int main(){
    int n,f[1000000]={};
    cin>>n;
    for(int i=1;i<=n;i++)cin>>f[i];
    sort(f+1,f+n+1);
    int u=100000;
    for(int i=2;i<=n;i++)u=min(u,f[i]-f[i-1]);
    cout<<u;
}

#include<bits/stdc++.h>
using namespace std;
int main(){
    long long a,b=0;
    cin>>a;
    while(a){
        b+=a%10;
        a/=10;
    }
    cout<<b;
}

#include<bits/stdc++.h>
using namespace std;
int main(){
    int a,b,c;
    while(cin>>a>>b>>c){
        if(a<b)swap(a,b);
        if(b<c)swap(b,c);
        if(a<b)swap(a,b);
        cout<<b+c-a<<endl;
    }
}