source_code: import java.io.BufferedReader;
  import java.io.DataInputStream;
  import java.io.FileInputStream;
  import java.io.IOException;
  import java.io.InputStreamReader;
  import java.io.PrintWriter;
  import java.io.StringWriter;
  import java.util.Arrays;
  import java.util.Comparator;
  import java.util.StringTokenizer;
  import java.io.InputStream ;
  import java.util.InputMismatchException;
  import java.util.ArrayList;
  
  
  public class Main {
      public static void main(String[] args) throws IOException {
          PrintWriter out = new PrintWriter(System.out);
          //Scanner sc = new Scanner();
          Reader in = new Reader();
          Main solver = new Main();
          solver.solve(out, in);
          out.flush();
          out.close();
  
      }
      
      
      void solve(PrintWriter out, Reader in) throws IOException{   
          int n = in.nextInt();
          int m = in.nextInt();
          
          
          
          int[] vert = new int[n+1];
          for(int i=0 ;i<n ;i++) vert[i] = in.nextInt();
          vert[n] = (int)1e9;
          
          int cnt=0,x,y;
          ArrayList<Integer> arr = new ArrayList<>();
          for(int i=0 ;i<m ;i++) {
              x = in.nextInt();
              y = in.nextInt();
              in.nextInt();
              
              if(x==1) arr.add(y);
          }
          
          horz = new int[arr.size()];
          for(int i=0 ;i<arr.size();i++) horz[i] = arr.get(i);
          
          Arrays.sort(horz);
          Arrays.sort(vert);
          
          int ans = 2*(int)1e5+10;
          for(int i=0 ;i<=n ;i++){
              int lesshorz = bs(vert[i],horz.length);
              ans = Math.min(ans,i+horz.length-lesshorz-1);
          }
          out.println(ans);
      }
      
      static int[] horz;
      
      static int bs(int num,int m){
          int mid,lo=0,hi=m-1,r=-1;
          
          while(lo<=hi){
              mid = (lo+hi)/2;
              if(horz[mid]<num){
                  lo = mid+1;
                  r = mid;
              }else{
                  hi =mid-1;
              }
          }
          return r;
      }
      
      static class Reader {
   
          private InputStream mIs;
          private byte[] buf = new byte[1024];
          private int curChar;
          private int numChars;
       
          public Reader() {
              this(System.in);
          }
       
          public Reader(InputStream is) {
              mIs = is;
          }
       
          public int read() {
              if (numChars == -1) {
                  throw new InputMismatchException();
          
          }
              if (curChar >= numChars) {
                  curChar = 0;
                  try {
                      numChars = mIs.read(buf);
                  } catch (IOException e) {
                      throw new InputMismatchException();
                  }
                  if (numChars <= 0) {
                      return -1;
                  }
              }
              return buf[curChar++];
          }
       
          public String nextLine() {
              int c = read();
              while (isSpaceChar(c)) {
                  c = read();
              }
              StringBuilder res = new StringBuilder();
              do {
                  res.appendCodePoint(c);
                  c = read();
              } while (!isEndOfLine(c));
              return res.toString();
          }
       
          public String next() {
              int c = read();
              while (isSpaceChar(c)) {
                  c = read();
              }
              StringBuilder res = new StringBuilder();
              do {
                  res.appendCodePoint(c);
                  c = read();
              } while (!isSpaceChar(c));
              return res.toString();
          }
       
          public long nextLong() {
              int c = read();
              while (isSpaceChar(c)) {
                  c = read();
              }
              int sgn = 1;
              if (c == '-') {
                  sgn = -1;
                  c = read();
              }
              long res = 0;
              do {
                  if (c < '0' || c > '9') {
                      throw new InputMismatchException();
                  }
                  res *= 10;
                  res += c - '0';
                  c = read();
              } while (!isSpaceChar(c));
              return res * sgn;
          }
       
          public int nextInt() {
              int c = read();
              while (isSpaceChar(c)) {
                  c = read();
              }
              int sgn = 1;
              if (c == '-') {
                  sgn = -1;
                  c = read();
              }
              int res = 0;
              do {
                  if (c < '0' || c > '9') {
                      throw new InputMismatchException();
                  }
                  res *= 10;
                  res += c - '0';
                  c = read();
              } while (!isSpaceChar(c));
              return res * sgn;
          }
       
          public boolean isSpaceChar(int c) {
              return c == ' ' || c == '\n' || c == '\r' || c == '\t' || c == -1;
          }
       
          public boolean isEndOfLine(int c) {
              return c == '\n' || c == '\r' || c == -1;
          }
   
      }
  }
  