Bài tập

01

Write function add 2 numbers type float then return result float type

Write absolute function with one number parameter.

if num < 0 then Abs(num) = - num else Abs(num) = num

Given a serie of integer numbers from 1 to N, write a function that sum all numbers in this serie sum = 1 + 2 + 3 + .... + N

Given a positive integer N, print serie of Fibonanci number 1, 2, 3, 5, 8, 13, ..., N A[i] = A[i-1] + A[i-2]

Write a reverse function that reverse all characters in a string that is read from terminal console

reverse("Hello World") => "dlroW olleH"

Find all prime numbers from 1 to N Prime number can only divide by 1 and itself.

Given array of integer numbers, print to console smallest number and its index in array biggest number and its index in array

Given array of integer numbers, find 3 biggest number element then print to console in ascending order