| Title | Topics | Action | |||
|---|---|---|---|---|---|
| 154 | Find Maximum in an ArrayAn int array is given. Find the largest value and print it.
For { 12, 5, 19, 3,... | easy | ○ Not Started | Arrays | Solve |
| 155 | Sum of an ArrayAn int array is given. Add up all elements and print the total.
For { 1, 2, 3, ... | easy | ○ Not Started | Arrays | Solve |
| 156 | Average of an ArrayAn int array is given. Print the integer average (sum divided by count).
For { ... | easy | ○ Not Started | Arrays | Solve |
| 157 | Print Array ElementsAn int array is given. Print its elements on one line separated by single spaces... | easy | ○ Not Started | Arrays | Solve |
| 158 | Array LengthAn int array is given. Print how many elements it has using `.Length`.
For { 3,... | easy | ○ Not Started | Arrays | Solve |
| 159 | First and Last ElementAn int array is given. Print its first and last elements separated by a space.
... | easy | ○ Not Started | Arrays | Solve |
| 160 | Count Even NumbersAn int array is given. Count how many elements are even and print the count.
Fo... | easy | ○ Not Started | Arrays | Solve |
| 161 | Count Greater Than TenAn int array is given. Count how many elements are greater than 10 and print the... | easy | ○ Not Started | Arrays | Solve |
| 162 | Sum of Even NumbersAn int array is given. Add up only the even elements and print the total.
For {... | easy | ○ Not Started | Arrays | Solve |
| 163 | Range of an ArrayAn int array is given. The range is the largest minus the smallest. Print the ra... | easy | ○ Not Started | Arrays | Solve |
| 164 | Does the Array Contain a ValueAn int array is given. Print 'Found' if the value 7 appears anywhere, otherwise ... | easy | ○ Not Started | Arrays | Solve |
| 165 | Count Occurrences of a ValueAn int array is given. Count how many times the value 2 appears and print the co... | easy | ○ Not Started | Arrays | Solve |
| 166 | Double Every ElementAn int array is given. Print each element multiplied by 2, on one line separated... | easy | ○ Not Started | Arrays | Solve |
| 167 | Index of the MaximumAn int array is given. Print the index (starting at 0) of the largest element.
... | easy | ○ Not Started | Arrays | Solve |
| 168 | Find Minimum in an ArrayAn int array is given. Find the smallest value and print it.
For { 12, 5, 19, 3... | easy | ○ Not Started | Arrays | Solve |
| 169 | Sum With foreachAn int array is given. Use a `foreach` loop to add up its elements and print the... | easy | ○ Not Started | Arrays | Solve |
| 287 | Sum of an Integer ArrayYou are given an array of integers. Use a foreach loop to add up every number in... | easy | ○ Not Started | Arrays | Solve |
| 288 | Largest Value in an ArrayYou are given an array of test scores. Find the single largest value by starting... | easy | ○ Not Started | Arrays | Solve |
| 289 | How Many Items Are in the ArrayYou are given a string array of fruit names. Every array in C# knows its own siz... | easy | ○ Not Started | Arrays | Solve |
| 290 | Print Every ColorYou are given a string array of colors. Use a foreach loop to print each color o... | easy | ○ Not Started | Arrays | Solve |
| 291 | Read One Element by IndexYou are given an array of prime numbers. Array elements are numbered starting at... | easy | ○ Not Started | Arrays | Solve |
| 292 | Count the Even NumbersYou are given an array of integers. Count how many of them are even by looping t... | easy | ○ Not Started | Arrays | Solve |
| 293 | Smallest Value in an ArrayYou are given an array of daily temperatures. Find the single smallest value by ... | easy | ○ Not Started | Arrays | Solve |
| 467 | Product of an ArrayGiven the array `{1, 2, 3, 4}`, multiply all of its elements together and print ... | easy | ○ Not Started | Arrays | Solve |
| 468 | Count Odd NumbersGiven the array `{1, 2, 3, 4, 5, 6, 7}`, count how many elements are odd and pri... | easy | ○ Not Started | Arrays | Solve |
| 469 | Sum of Odd NumbersGiven the array `{1, 2, 3, 4, 5}`, add up only the odd elements and print the to... | easy | ○ Not Started | Arrays | Solve |
| 470 | Count Negative NumbersGiven the array `{-3, 2, -1, 0, 5, -8}`, count how many elements are negative an... | easy | ○ Not Started | Arrays | Solve |
| 471 | Count Zeros in an ArrayGiven the array `{0, 1, 0, 2, 0, 3}`, count how many elements equal `0` and prin... | easy | ○ Not Started | Arrays | Solve |
| 472 | Print Array in Reverse OrderGiven the array `{1, 2, 3, 4, 5}`, print its elements from last to first on one ... | easy | ○ Not Started | Arrays | Solve |
| 473 | Swap First and Last ElementsGiven the array `{1, 2, 3, 4, 5}`, swap its first and last elements, then print ... | easy | ○ Not Started | Arrays | Solve |
| 474 | Copy an ArrayCopy the array `{10, 20, 30}` into a brand new array, then print the copy on one... | easy | ○ Not Started | Arrays | Solve |
| 475 | Sum of SquaresGiven the array `{1, 2, 3, 4}`, add up the square of each element and print the ... | easy | ○ Not Started | Arrays | Solve |
| 476 | Print Elements at Even IndicesGiven the array `{10, 11, 12, 13, 14, 15}`, print the elements at the even indic... | easy | ○ Not Started | Arrays | Solve |
| 477 | Print Each Element with Its IndexGiven the array `{5, 8, 3}`, print each element on its own line in the form `ind... | easy | ○ Not Started | Arrays | Solve |
| 478 | Increment Every ElementGiven the array `{1, 2, 3}`, add `1` to every element, then print the array on o... | easy | ○ Not Started | Arrays | Solve |
| 479 | Sum of First and Last ElementGiven the array `{4, 8, 15, 16, 23, 42}`, print the sum of its first and last el... | easy | ○ Not Started | Arrays | Solve |
| 170 | Second Largest ElementAn int array is given. Find and print the second largest value.
For { 12, 5, 19... | medium | ○ Not Started | Arrays | Solve |
| 171 | Element-wise Sum of Two ArraysTwo int arrays of equal length are given. Print a line where each position holds... | medium | ○ Not Started | Arrays | Solve |
| 172 | Count Above the AverageAn int array is given. Compute its integer average, then count how many elements... | medium | ○ Not Started | Arrays | Solve |
| 173 | Is the Array SortedAn int array is given. Print 'Sorted' if every element is less than or equal to ... | medium | ○ Not Started | Arrays | Solve |
| 174 | Sum a List<int>Create a `List<int>`, add the values 5, 10, and 15 to it, then print the total o... | medium | ○ Not Started | Arrays | Solve |
| 175 | Reverse an Array In PlaceAn int array is given. Reverse it by swapping (no second array), then print it o... | medium | ○ Not Started | Arrays | Solve |
| 294 | Average of an Array (Practice)You are given an array of integers. Compute their average by first adding them a... | medium | ○ Not Started | Arrays | Solve |
| 295 | Sum of Even-Indexed ElementsYou are given an array of integers. Add up only the elements that sit at even in... | medium | ○ Not Started | Arrays | Solve |
| 296 | Count Long WordsYou are given a string array of words. Count how many of them are longer than th... | medium | ○ Not Started | Arrays | Solve |
| 480 | Index of a ValueRead a line of space-separated integers, then read a target integer on the next ... | medium | ○ Not Started | Arrays | Solve |
| 481 | Concatenate Two ArraysGiven the arrays `{1, 2, 3}` and `{4, 5, 6}`, build one new array containing the... | medium | ○ Not Started | Arrays | Solve |
| 482 | Count Distinct ElementsGiven the array `{1, 2, 2, 3, 3, 3, 4}`, count how many different values it cont... | medium | ○ Not Started | Arrays | Solve |
| 483 | Check if All Elements Are PositiveRead a line of space-separated integers. Print `True` if every element is greate... | medium | ○ Not Started | Arrays | Solve |
| 484 | Replace Negatives with ZeroGiven the array `{3, -1, 4, -5, 9}`, change every negative element to `0`, then ... | medium | ○ Not Started | Arrays | Solve |
| 485 | Running SumGiven the array `{1, 2, 3, 4}`, build the running total where each position hold... | medium | ○ Not Started | Arrays | Solve |
| 486 | Index of the MinimumGiven the array `{7, 3, 9, 2, 8}`, print the index of its smallest element (see ... | medium | ○ Not Started | Arrays | Solve |
| 487 | Sum of Elements at Odd IndicesGiven the array `{10, 20, 30, 40, 50, 60}`, add up the elements at the odd indic... | medium | ○ Not Started | Arrays | Solve |
| 176 | Sort an Array AscendingAn int array is given. Sort it ascending WITHOUT using Array.Sort (write the sor... | hard | ○ Not Started | Arrays | Solve |
| 177 | Most Frequent ElementAn int array is given (all values 0-9). Print the value that appears most often.... | hard | ○ Not Started | Arrays | Solve |
| 178 | Rotate an Array Left by OneAn int array is given. Rotate it one position left: each element moves down one ... | hard | ○ Not Started | Arrays | Solve |
| 488 | Move Zeros to EndGiven the array `{0, 1, 0, 3, 12}`, move every `0` to the end while keeping the ... | hard | ○ Not Started | Arrays | Solve |
| 489 | Two SumGiven the array `{2, 7, 11, 15}` and the target `9`, find the two elements that ... | hard | ○ Not Started | Arrays | Solve |
| 490 | Remove Duplicates from Sorted ArrayThe array `{1, 1, 2, 3, 3, 4}` is already sorted. Print each distinct value once... | hard | ○ Not Started | Arrays | Solve |
| 491 | Find the Missing NumberThe array `{1, 2, 4, 5, 6}` contains every number from `1` to `6` except one. Fi... | hard | ○ Not Started | Arrays | Solve |