1624A Plus One on the Subset codeforces solution in cpp
by ujjal roy
#include<bits/stdc++.h>
using namespace std;
main()
{
long long int t,n,i,max=-1,min=10000000000,a;
cin>>t;
while(t--)
{
max=-1,min=10000000000;
cin>>n;
for(i=0;i<n;i++)
{
cin>>a;
if(a<min) min=a;
if(a>max) max=a;
}
cout<<max-min<<endl;
}
return 0;
}
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