Round 1:
1. Find first non repeating character in a string. Eg: “ababcdab” -> c
2. Flatten object: Convert this:
{
name: "Alex",
address: {
city: "Karnal",
pincode: "132001",
},
hobbies: ["reading", "writing"],
education: {
courses: ["abc", "xyz"],
}
}
To:
{
name: “Alex”,
address.city: "Karnal",
address.pincode: 132001,
hobbies[0]: "reading",
hobbies[1]: "writing",
education.courses[0]: "abc",
education.courses[1]: "xyz",
}