#pragma region template
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ull = unsigned long long;
using ld = long double;
using vi = vector<int>;
using vvi = vector<vi>;
using vvvi = vector<vvi>;
using vll = vector<ll>;
using vvll = vector<vll>;
using vvvll = vector<vvll>;
using vld = vector<ld>;
using vvld = vector<vld>;
using vvvld = vector<vvld>;
using vs = vector<string>;
using pll = pair<ll, ll>;
using vp = vector<pll>;
template <typename T>
using pqrev = priority_queue<T, vector<T>, greater<T>>;
#define rep(i, n) for (int i = 0, i##_end = (n); i < i##_end; i++)
#define repb(i, n) for (int i = (n)-1; i >= 0; i--)
#define repr(i, a, b) for (int i = (a), i##_end = (b); i < i##_end; i++)
#define reprb(i, a, b) for (int i = (b)-1, i##_end = (a); i >= i##_end; i--)
#define ALL(a) (a).begin(), (a).end()
#define SZ(x) ((int)(x).size())
//
constexpr ll MOD = 1e9 + 7;
/*/
constexpr ll MOD = 998244353;
//*/
constexpr ll INF = 1e+18;
constexpr ld EPS = 1e-12L;
constexpr ld PI = 3.14159265358979323846L;
constexpr ll GCD(ll a, ll b) { return b ? GCD(b, a % b) : a; }
constexpr ll LCM(ll a, ll b) { return a / GCD(a, b) * b; }
template <typename S, typename T>
inline bool chmax(S &a, const T &b) {
  if (a < b) {
    a = b;
    return 1;
  }
  return 0;
}
template <typename S, typename T>
inline bool chmin(S &a, const T &b) {
  if (b < a) {
    a = b;
    return 1;
  }
  return 0;
}
#ifdef OJ_LOCAL
#include "dump.hpp"
#else
#define dump(...) ((void)0)
#endif
template <typename T>
bool print_(const T &a) {
  cout << a;
  return true;
}
template <typename T>
bool print_(const vector<T> &vec) {
  for (auto &a : vec) {
    cout << a;
    if (&a != &vec.back()) {
      cout << " ";
    }
  }
  return false;
}
template <typename T>
bool print_(const vector<vector<T>> &vv) {
  for (auto &v : vv) {
    for (auto &a : v) {
      cout << a;
      if (&a != &v.back()) {
        cout << " ";
      }
    }
    if (&v != &vv.back()) {
      cout << "\n";
    }
  }
  return false;
}
void print() { cout << "\n"; }
template <typename Head, typename... Tail>
void print(Head &&head, Tail &&... tail) {
  bool f = print_(head);
  if (sizeof...(tail) != 0) {
    cout << (f ? " " : "\n");
  }
  print(forward<Tail>(tail)...);
}

// https://github.com/beet-aizu/library/blob/master/marathon/timer.cpp
constexpr ll CPS = 2800000000;
struct Timer {
  ll start;
  Timer() { reset(); }
  void reset() { start = getCycle(); }
  inline double get() { return (double)(getCycle() - start) / CPS; }
  inline ll getCycle() {
    uint32_t low, high;
    __asm__ volatile("rdtsc"
                     : "=a"(low), "=d"(high));
    return ((ll)low) | ((ll)high << 32);
  }
};
Timer timer;

// result:
// AtCoder_codetest: CPS = 2800000000 cnt = 285970395(2980 ms)
// My_PC           : CPS = 3500000000 cnt = 310452127(2980 ms)

random_device rnd_dev;
mt19937_64 mt(rnd_dev());

// 一様乱数[a, b]の生成 2倍遅い
ll rnd(ll a, ll b){
  uniform_int_distribution<ll> r(a, b);
  return r(mt);
}

// 一様乱数[a, b)の生成 n倍遅い
ld rnd(ld a, ld b){
  uniform_real_distribution<ld> r(a, b);
  return r(mt);
}

#pragma endregion


const int D_MAX = 365;
const int M_MAX = 100000;
const int CONT_MAX = 26;
int D;
int c[CONT_MAX];
int s[D_MAX][CONT_MAX];
int t[D_MAX];
int last[D_MAX][CONT_MAX];
int M;

int main() {
  cin.tie(0);
  ios::sync_with_stdio(false);
  
  cin >> D;
  rep(i, CONT_MAX){
    cin >> c[i];
  }
  rep(i, D)rep(j, CONT_MAX){
    cin >> s[i][j];
  }
  rep(i, D){
    cin >> t[i];
    t[i]--;
  }
  
  rep(i, D)rep(j, CONT_MAX){
    if(j == t[i]){
      last[i][j] = i;
    }else if(i > 0){
      last[i][j] = last[i-1][j];
    }else{
      last[i][j] = -1;
    }
  }
  
  int ans = 0;
  rep(i, D){
    // plus
    ans += s[i][t[i]];
    // minus
    rep(j, CONT_MAX){
      ans -= c[j]*(i-last[i][j]);
    }
  }
  dump(ans);
  
  cin >> M;
  rep(i, M){
    int d, q;
    cin >> d >> q;
    d--;
    q--;
    // plus
    ans -= s[d][t[d]];
    dump(ans, s[d][t[d]]);
    ans += s[d][q];
    dump(ans, s[d][q]);
    // minus
    int kp = 1, kn = 1;
    repb(j, d){
      if(t[j] == t[d]){
        break;
      }
      kp++;
    }
    repr(j, d+1, D){
      if(t[j] == t[d]){
        break;
      }
      kn++;
    }
    ans -= kp*kn*c[t[d]];
    dump(ans, kp, kn, c[t[d]]);
    kp = 1, kn = 1;
    repb(j, d){
      if(t[j] == q){
        break;
      }
      kp++;
    }
    repr(j, d+1, D){
      if(t[j] == q){
        break;
      }
      kn++;
    }
    ans += kp*kn*c[q];
    dump(ans, kp, kn, c[q]);
    print(ans);
    t[d] = q;
  }
}

Measured memory_bytes: 3692