content: //{ Driver Code Starts
  import java.io.*;
  import java.util.*;
  
  class IntArray {
      public static int[] input(BufferedReader br, int n) throws IOException {
          String[] s = br.readLine().trim().split(" ");
          int[] a = new int[n];
          for (int i = 0; i < n; i++) a[i] = Integer.parseInt(s[i]);
  
          return a;
      }
  
      public static void print(int[] a) {
          for (int e : a) System.out.print(e + " ");
          System.out.println();
      }
  
      public static void print(ArrayList<Integer> a) {
          for (int e : a) System.out.print(e + " ");
          System.out.println();
      }
  }
  
  class GFG {
      public static void main(String[] args) throws IOException {
          BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
          int t;
          t = Integer.parseInt(br.readLine());
          while (t-- > 0) {
  
              String input = br.readLine();
              String[] inputs = input.split(" ");
              int[] arr = new int[inputs.length];
  
              for (int i = 0; i < inputs.length; i++) {
                  arr[i] = Integer.parseInt(inputs[i]);
              }
              Solution obj = new Solution();
              int res = obj.largest(arr);
  
              System.out.println(res);
  
              System.out.println("~");
          }
      }
  }
  
  // } Driver Code Ends
  
  
  
  class Solution {
      public static int largest(int[] arr) {
          // code here
          int mx = arr[0];
          for(int i =1 ; i< arr.length ; i++){
              if(arr[i] > mx){
                  mx = arr[i];
              }
          }
          return mx;
      }
  }
  