#include "paint.h"
#include <bits/stdc++.h>
using namespace std;
int BIG = 999999;
int minimumInstructions(
int N, int M, int K, vector<int> C,
vector<int> A, vector<vector<int>> B) {
vector<vector<int>> conts(K);
vector<int> contCount(M);
vector<int> valid(N);
for(int i = 0; i < M; i++) {
for(int j = 0; j < A[i]; j++) {
conts[B[i][j]].push_back(i);
}
}
int goodConts = 0;
for(int i = 0; i < N; i++) {
if(i >= M) {
for(int g : conts[C[i-M]]) {
int x = (g + N - (i - M)) % M;
if(contCount[x] == M) {
goodConts--;
}
contCount[x]--;
}
}
for(int g : conts[C[i]]) {
int x = (g + N - i) % M;
contCount[x]++;
if(contCount[x] == M) {
goodConts++;
}
}
if(goodConts) valid[i]++;
}
if(!valid[M-1]) return -1;
multiset<int> s;
s.insert(1);
for(int i = M; i < N; i++) {
if(!valid[i]) {
valid[i] = BIG;
s.insert(BIG);
}
else {
valid[i] = *(s.begin()) + 1;
s.insert(valid[i]);
}
if(i >= 2 * M - 1) {
auto it = s.find(valid[i-M]);
s.erase(it);
}
}
if(valid[N-1] >= BIG) return -1;
return valid[N-1];
}
