FerdinaKusumah

def addNumber(x: int, y: int) -> int:
    return x + y


def substractNumber(x: int, y: int) -> int:
    return x - y


def divideNumber(x: int, y: int) -> int:
    return x / y

FerdinaKusumah

package main

import "fmt"

func addNumber(x, y int) int {
	return x + y
}

func subtractNumber(x, y int) int {
	return x - y

FerdinaKusumah

package main

import "fmt"

func addNumber(x, y int) int {
	return x + y
}

func subtractNumber(x, y int) int {
	return x - y

FerdinaKusumah

package main

import "fmt"

func addNumber(x, y int) int {
	return x + y
}

func subtractNumber(x, y int) int {
	return x - y

FerdinaKusumah

"""Slice array"""
num = [1, 2, 3, 4, 5, 6, 7]

"""Get all array except first value"""
val_1 = num[1::]
# val 1 is [2, 3, 4, 5, 6, 7]

"""Get all array except last value"""
val_2 = num[:-1]
# val 2 is [1, 2, 3, 4, 5, 6]

FerdinaKusumah

from itertools import groupby

"""grouping value based on consecutive value"""
num = "aaabbccc"
group_value = list(list(val) for _, val in groupby(num))
# group value is [['a', 'a', 'a'], ['b', 'b'], ['c', 'c', 'c']]

FerdinaKusumah

from itertools import chain

"""Flatten nested list"""
num = [[1, 2, 3], [4, 5, 6]]
flat_list = list(chain(*num))
# flat list is [1, 2, 3, 4, 5, 6]

FerdinaKusumah

from collections import OrderedDict

"""remove duplicate"""
num = [9, 9, 8, 7, 1, 3, 5, 3, 4, 7, 8, 2]

"""if order is not important"""
unique_sort_num = list(set(num))
# [1, 2, 3, 4, 5, 7, 8, 9]

"""if order is important"""

FerdinaKusumah

"""Find index min and max"""
num = [5, 8, 3, 4, 9, 2, 5, 10]


def get_min(arr: list) -> int:
    return min(range(len(arr)), key=arr.__getitem__)


def get_max(arr: list) -> int:
    return max(range(len(arr)), key=arr.__getitem__)

FerdinaKusumah

"""Merge dictionary"""
words = {"a": 1, "b": 2, "c": 3}
number = {"1": 1, "2": 2, "3": 3}

"""example 1"""
ex_1 = {**words, **number}
# merge dictionary a, b = {'a': 1, 'b': 2, 'c': 3, '1': 1, '2': 2, '3': 3}

"""example 2"""
ex_2 = dict(words.items() | number.items())