#include "paint.h"
// author: yanybayev
#include "bits/stdc++.h"
using namespace std;
#define ff first
#define ss second
#define pp pop_back
#define ll long long
#define pb push_back
#define ls(v) (int)v.size()
#define all(v) v.begin(),v.end()
#define rall(v) v.rbegin(),v.rend()
#define wr cout << "------------------------" << endl
int minimumInstructions( int N, int M, int K, vector<int> C, vector<int> A, vector<vector<int>> B) {
vector<int> like(K, -1);
for (int i = 0;i<M;++i) {
for (int j = 0;j<A[i];++j) {
like[B[i][j]] = i;
}
}
for (int i = 0;i<N;++i) {
if (~like[C[i]]) C[i] = like[C[i]];
else return -1;
}
int ans = 0;
int cnt = 1;
for (int i = 1;i<N;++i) {
if ((C[i - 1] + 1) % M != C[i]) {
if (cnt < M) return -1;
ans += cnt / M + ((cnt % M) > 0);
cnt = 1;
}
else cnt += 1;
}
if (cnt < M) return -1;
ans += cnt / M + ((cnt % M) > 0);
return ans;
}
