B.Beauty Values
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
ll n,a,v[100000],ans;
int main(){
scanf("%lld", &n);
for (ll i = 1; i <= n; i++){
scanf("%lld", &a);
ans += (n-i+1) * (i-v[a]);
v[a] = i;
cout << ans << endl;
}
printf("%lld\n",ans);
return 0;
}#include <bits/stdc++.
