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Java Code to find Second Largest Number from Array.

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Find Second Largest number in java :

import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;

import java.io.*;

public class Demo {
 public static void main(String args[]) throws Exception {

  // Write code here
  Scanner in = new Scanner(System.in);
  int max, smax, n;
  n = in.nextInt();
  int a[] = new int[n];
  max = a[0];
  smax = a[0];
  for (int i = 0; i < a.length; i++) {
   a[i] = in.nextInt();
  }
  for (int i = 0; i < a.length; i++) {
   if (a[i] > max) {
    smax = max;
    max = a[i];
   } else if (a[i] > smax) {
    smax = a[i];
   }
  }
  System.out.println(smax);
 }
}

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Java Code to find Second Largest Number from Array.

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