| Title | Topics | Action | |||
|---|---|---|---|---|---|
| 24 | For Loop 1 to 10Use a for loop to print the numbers from 1 to 10 on one line, separated by singl... | easy | ○ Not Started | Loops | Solve |
| 25 | While Loop 10 Down to 1Use a while loop to print the numbers from 10 down to 1 on one line, separated b... | easy | ○ Not Started | Loops | Solve |
| 26 | Do-While 1 to 5Use a do-while loop to print the numbers from 1 to 5 on one line, separated by s... | easy | ○ Not Started | Loops | Solve |
| 27 | Print Five StarsUse a for loop to print exactly five '*' characters on one line.
Expected outpu... | easy | ○ Not Started | Loops | Solve |
| 28 | Even Numbers 2 to 20Use a for loop to print the even numbers from 2 to 20 on one line, separated by ... | easy | ○ Not Started | Loops | Solve |
| 29 | Odd Numbers 1 to 19Use a for loop to print the odd numbers from 1 to 19 on one line, separated by s... | easy | ○ Not Started | Loops | Solve |
| 30 | Countdown 5 to 0Use a for loop to count down from 5 to 0 on one line, separated by single spaces... | easy | ○ Not Started | Loops | Solve |
| 31 | Multiples of 5 up to 50Use a for loop to print the multiples of 5 from 5 up to 50 on one line, separate... | easy | ○ Not Started | Loops | Solve |
| 32 | Squares 1 to 5Use a for loop to print the squares of the numbers 1 to 5 on one line, separated... | easy | ○ Not Started | Loops | Solve |
| 33 | Sum 1 to 100Use a for loop to add up all the numbers from 1 to 100, then print the total in ... | easy | ○ Not Started | Loops | Solve |
| 34 | Sum of Evens 1 to 10Use a for loop to add up only the even numbers from 1 to 10, then print the tota... | easy | ○ Not Started | Loops | Solve |
| 35 | Factorial of 5Use a for loop to calculate the factorial of 5 (5 x 4 x 3 x 2 x 1), then print i... | easy | ○ Not Started | Loops | Solve |
| 36 | Multiplication Table of 4Use a for loop to print the multiplication table of 4, from 1 to 10. Print each ... | easy | ○ Not Started | Loops | Solve |
| 37 | Print 1 to NRead an integer N, then use a for loop to print the numbers from 1 to N on one l... | easy | ○ Not Started | Loops | Solve |
| 38 | Sum 1 to NRead an integer N, then use a for loop to add up all the numbers from 1 to N. Pr... | easy | ○ Not Started | Loops | Solve |
| 201 | Sum of Odd Numbers 1 to 9Use a loop to add the odd numbers `1`, `3`, `5`, `7`, and `9`, then print their ... | easy | ○ Not Started | Loops | Solve |
| 202 | Multiples of 3 up to 30Print every multiple of `3` from `3` up to and including `30`, one number per li... | easy | ○ Not Started | Loops | Solve |
| 203 | Cubes 1 to 5Print the cubes of the numbers `1` through `5` (each is `i * i * i`), one per li... | easy | ○ Not Started | Loops | Solve |
| 204 | Print Letters A to ELoop over the uppercase letters from `A` to `E` and print them on a single line ... | easy | ○ Not Started | Loops | Solve |
| 205 | Countdown by TwosCount down from `10` to `0`, stepping by `2`, printing each number on its own li... | easy | ○ Not Started | Loops | Solve |
| 206 | Even Numbers in ReversePrint the even numbers from `20` down to `2` in descending order, one per line:
... | easy | ○ Not Started | Loops | Solve |
| 207 | ASCII Codes of A to EFor each uppercase letter from `A` to `E`, print its ASCII code on its own line:... | easy | ○ Not Started | Loops | Solve |
| 208 | Repeat a Word Three TimesPrint the word `Hello` three times, each on its own line, using a loop:
Hello
H... | easy | ○ Not Started | Loops | Solve |
| 209 | Multiples of 7 up to 70Print every multiple of `7` from `7` up to and including `70`, one per line:
7
... | easy | ○ Not Started | Loops | Solve |
| 210 | Print N HashesRead an integer `n` from standard input, then print exactly `n` `#` characters o... | easy | ○ Not Started | Loops | Solve |
| 211 | Sum 1 to 50Use a loop to add every integer from `1` to `50`, then print the total with no t... | easy | ○ Not Started | Loops | Solve |
| 212 | Powers of Two up to 128Starting from `1`, repeatedly double the value and print each result up to `128`... | easy | ○ Not Started | Loops | Solve |
| 213 | Skip the Number 3Loop from `1` to `6` and print each number on its own line, but SKIP the number ... | easy | ○ Not Started | Loops | Solve |
| 39 | Multiplication Table of NRead an integer N, then print its multiplication table from 1 to 10. Each line s... | medium | ○ Not Started | Loops | Solve |
| 40 | Factorial of NRead an integer N (assume N is at least 1), then use a loop to compute N! (the p... | medium | ○ Not Started | Loops | Solve |
| 41 | Count the DigitsRead a positive integer N, then use a while loop to count how many digits it has... | medium | ○ Not Started | Loops | Solve |
| 42 | Sum of DigitsRead a positive integer N, then use a while loop to add up its digits. Print the... | medium | ○ Not Started | Loops | Solve |
| 43 | Power with a LoopRead two integers, a base and an exponent (both on the input, base first). Use a... | medium | ○ Not Started | Loops | Solve |
| 44 | Right Triangle of StarsRead an integer N, then use nested loops to print a right triangle of stars with... | medium | ○ Not Started | Loops | Solve |
| 45 | Count Even and Odd in a RangeRead an integer N, then loop from 1 to N counting how many numbers are even and ... | medium | ○ Not Started | Loops | Solve |
| 214 | FizzBuzz 1 to 15Print the numbers `1` through `15`, one per line, with a twist: for multiples of... | medium | ○ Not Started | Loops | Solve |
| 215 | Reverse a NumberRead a positive integer `n` from standard input and print its digits reversed, w... | medium | ○ Not Started | Loops | Solve |
| 216 | Sum of Squares 1 to NRead an integer `n` from standard input and print the sum of the squares `1*1 + ... | medium | ○ Not Started | Loops | Solve |
| 217 | Largest Digit in a NumberRead a positive integer `n` from standard input and print its largest digit, wit... | medium | ○ Not Started | Loops | Solve |
| 218 | Inverted Right Triangle of StarsRead an integer `n` from standard input and print an inverted right triangle of ... | medium | ○ Not Started | Loops | Solve |
| 219 | Sum of First N Odd NumbersRead an integer `n` from standard input and print the sum of the first `n` odd n... | medium | ○ Not Started | Loops | Solve |
| 220 | Count Multiples of 3 in a RangeRead two integers `a` and `b` (with `a <= b`) from standard input and print how ... | medium | ○ Not Started | Loops | Solve |
| 221 | Alternating Sum 1 to NRead an integer `n` from standard input and print the alternating sum `1 - 2 + 3... | medium | ○ Not Started | Loops | Solve |
| 222 | Number TriangleRead an integer `n` from standard input and print a number triangle: row `i` con... | medium | ○ Not Started | Loops | Solve |
| 46 | Fibonacci First N TermsRead an integer N (N >= 1), then print the first N terms of the Fibonacci sequen... | hard | ○ Not Started | Loops | Solve |
| 47 | Print Primes up to NRead an integer N, then print every prime number from 2 up to and including N, o... | hard | ○ Not Started | Loops | Solve |
| 48 | Multiplication GridRead an integer N, then print an N x N multiplication grid. The value in row r, ... | hard | ○ Not Started | Loops | Solve |
| 223 | GCD of Two NumbersRead two positive integers `a` and `b` from standard input and print their great... | hard | ○ Not Started | Loops | Solve |
| 224 | Collatz StepsRead a positive integer `n` from standard input and print how many steps it take... | hard | ○ Not Started | Loops | Solve |
| 225 | Digital RootRead a positive integer `n` from standard input and print its digital root: repe... | hard | ○ Not Started | Loops | Solve |