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#include <bits/stdc++.h>
    using namespace std;
    #define ll long long
    #define st first
    #define nd second
    #define pii pair<int,int>
    #define pb push_back
    #define pp pop_back
    #define si size
    #define int ll
    #define V vector
;
#define cerr if(0) cerr

signed main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int q,n,sum,k;
    cin>>q>>n;
    sum=n;
    vector<bool> v(n+1);
    for(int i=1;i<q;i++){
        int z=0,w=0;
        cin>>n;
        k=sum;
        for(int j=0;j<n;j++){
            int a;
            cin>>a;
            if(!a)z++;
            else if(v[a])w++;
            else k--;
            v[a]=1;
        }
        sum+=w+max(0LL,z-k);
        v.clear();
        v.resize(n+1);
    }
    cout<<sum<<'\n';
}