#include<bits/stdc++.h>
using namespace std;
int main()
{
int n, i, m, j, b, c, d;
cin >> n;
for(i=1;i<=n;i++)
{
cin >> m;
int a[m];
b = 0, c = 100;
for(j=0;j<m;j++)
{
cin >> a[j];
if(b < a[j])
b = a[j];
if(c > a[j])
c = a[j];
}
d = (b - c) * 2;
cout << d << endl;
}
return 0;
}
using namespace std;
int main()
{
int n, i, m, j, b, c, d;
cin >> n;
for(i=1;i<=n;i++)
{
cin >> m;
int a[m];
b = 0, c = 100;
for(j=0;j<m;j++)
{
cin >> a[j];
if(b < a[j])
b = a[j];
if(c > a[j])
c = a[j];
}
d = (b - c) * 2;
cout << d << endl;
}
return 0;
}
Comments
Post a Comment