#include<bits/stdc++.h>

using namespace std;

const int N = 20;
const int INF = 5e8;
const int M = (1 << 16) + 5;

int n, m, a[N], v[N], w[N], b[M], numw[M], numv[M], dp[N][M], pre[N][M];

inline int lowbit(int x){
  return x & (-x);
}

void print(int x, int state){
  if(!x) return ;
  print(x - 1, state - pre[x][state]);
  vector<int> ans;
  for(int i = pre[x][state]; i; i -= lowbit(i)) ans.push_back(b[lowbit(i)]);
  cout << ans.size() << ' ';
  sort(ans.begin(), ans.end());
  for(int v : ans) cout << v + 1 << ' ';
  cout << '\n';
}

int main(){
  cin >> n >> m;
  for(int i = 1; i <= n; i++) cin >> a[i];
  for(int i = 0; i < m; i++){
    cin >> v[i] >> w[i];
    b[(1 << i)] = i;
  }
  for(int i = 1; i < (1 << m); i++){
    numw[i] = numw[i - lowbit(i)] + w[b[lowbit(i)]];
    numv[i] = numv[i - lowbit(i)] + v[b[lowbit(i)]];
  }
  for(int i = 0; i <= n; i++){
    for(int j = 0; j < (1 << m); j++) dp[i][j] = -INF;
  }
  dp[0][0] = 0;
  for(int i = 1; i <= n; i++){
    dp[i][0] = 0;
    for(int j = 1; j < (1 << m); j++){
      dp[i][j] = max(dp[i][j], dp[i - 1][j]);
      for(int k = j; k; k = (k - 1) & j){
        if(numw[k] <= a[i] && dp[i - 1][j - k] + numv[k] > dp[i][j]){
          pre[i][j] = k, dp[i][j] = dp[i - 1][j - k] + numv[k];
        }
      }
    }
  }
  int h = max_element(dp[n], dp[n] + (1 << m)) - dp[n];
  cout << dp[n][h] << '\n';
  print(n, h);
  return 0;
}