#include "WiFi.h"
/*
  Name: TUMMALA SANJAY KUMAR
  Roll No: CH.EN.U4CSE20073
  Date: 25-08-2023

*/
void setup(){
  Serial.begin(115200);
  Serial.println("\nWi-Fi scan demo");
  Serial.println("setting Wi-Fi to station mode.");
  WiFi.mode(WIFI_STA);
  //disconnect from AP if it was previously connected
  WiFi.disconnect();
  delay(100);
}

void loop() {
  int n;
  int i;
  Serial.println("scanning Wi-Fi...");
  n= WiFi.scanNetworks(/*async=*/false,/*hidden=*/true);
  if(n==0){
    Serial.println(F("no networks found"));
  } else{
    Serial.printf(("%d network(s) found:\n"),n);
    for(i=0; i<n; ++i){
      Serial.print(i+1);
      Serial.print(": ");
      Serial.print(WiFi.SSID(i));
      Serial.print("(");
      Serial.print(WiFi.RSSI(i));
      Serial.print(")");
      Serial.println((WiFi.encryptionType(i)== WIFI_AUTH_OPEN)? " ": "*");
      delay(10);
    }
  }
  Serial.println("");
  delay(5000);
}