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Input-Output - Intermediate Level: stepwise transformation INTERMEDIATE

Comprehensive weakness targeting worksheet covering 20 intermediate-level input-output problems. Worksheet 18 of 30 emphasizes stepwise transformation. Master algorithmic logic, processing rules, output generation through detailed explanations. Difficulty: moderate complexity with mixed patterns. Tailored for mid-level preparation.

📝 Worksheet 18 of 30 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Intermediate level

What you'll learn in this worksheet:
Your progress through Input-Output
Worksheet 18 of 30 (60% complete)

Question 1

Input: 49 95 85 96 Coding Scheme: 0→@, 1→#, 2→$, 3→%, 4→&, ... Rule: Replace each digit with its corresponding symbol Output: ?
Each digit replaced by its symbol: 49 95 85 96 → &^ ^* ~* ^!
symbol, coding, substitution

Question 2

Input: orchid rose 32 lotus 17 84 45 daisy Step 1: 17 32 45 84 daisy lotus orchid rose Step 2: 17 23 45 48 daisy sutol orchid esor Step 3: Capitalize words, double numbers What is Step 3 output?
From Step 2, double all numbers and capitalize all words: 34 46 90 96 Daisy Sutol Orchid Esor
sorting, word/number, multi-stage

Question 3

Input: FOCUS Step 1 (remove_vowels): FCS What is the final output after all 2 transformations?
Applied remove_vowels, double_letters sequentially: FOCUS → FFCCSS
function, composition, chaining

Question 4

Input: 50 178 145 150 Rule: Apply OR operation on first two numbers Output: ?
Bitwise OR operation: 50 | 178 = 178
bitwise, logical, operations

Question 5

Input Matrix: 17 21 47 28 33 7 Apply transformation: flip_vertical What is the output?
Matrix flipped vertically (top-bottom mirror)
17 21 47
28 33 7 → 28 33 7
17 21 47
matrix, grid, transformation, spatial

Question 6

Input: bat 19 42 dog cat 31 apple fig Step 1: 19 31 42 apple bat cat dog fig Step 2: 38 62 84 APPLE BAT CAT DOG FIG Step 3: 43 67 89 *PPLE B*T C*T DOG FIG Step 4: Reverse every alternate word (1st, 3rd, 5th...) What is Step 4 output?
From Step 3, reverse every other word: 34 67 98 *PPLE T*B C*T GOD FIG
logic, chaining, multi-step

Question 7

Word: MATH Step 1: Alternate encoding - letter followed by its position number What is the encoded output?
Each letter followed by its position (A=1, B=2...): MATH → M13A1T20H8
alpha-coding, decoding, positions

Question 8

Input: 124 237 88 112 Rule: Apply left shift on first number Output: ?
Left shift by 3 bits: 124 << 3 = 992
bitwise, logical, operations

Question 9

Input: fig 19 cat bat apple 31 dog 42 Step 1: 19 31 42 apple bat cat dog fig Step 2: 38 62 84 APPLE BAT CAT DOG FIG Step 3: 43 67 89 *PPLE B*T C*T DOG FIG Step 4: Reverse every alternate word (1st, 3rd, 5th...) What is Step 4 output?
From Step 3, reverse every other word: 34 67 98 *PPLE T*B C*T GOD FIG
logic, chaining, multi-step

Question 10

Input: 93 112 17 167 Rule: Apply right shift on first number Output: ?
Right shift by 1 bits: 93 >> 1 = 46
bitwise, logical, operations

Question 11

Input: 65 30 81 73 Coding Scheme: 0→@, 1→#, 2→$, 3→%, 4→&, ... Rule: Replace each digit with its corresponding symbol Output: ?
Each digit replaced by its symbol: 65 30 81 73 → !* %@ ~# ?%
symbol, coding, substitution

Question 12

Input: apple 19 42 31 cat dog bat fig Step 1: 19 31 42 apple bat cat dog fig Step 2: 38 62 84 APPLE BAT CAT DOG FIG Step 3: Add 5 to numbers, replace 'A' with '*' What is Step 3 output?
From Step 2, numbers increased by 5, 'A' replaced with '*': 43 67 89 *PPLE B*T C*T DOG FIG
logic, chaining, multi-step

Question 13

Input: mango 35 cherry 42 peach Apply conditional rules based on item type and properties Output: ?
Applied specific rules to each element based on its type and characteristics: Mango 3 yrrehc 6 hcaep
coding, conditional, rules

Question 14

Input: 90 84 37 24 Coding Scheme: 0→!, 1→?, 2→~, 3→^, 4→&, ... Rule: Replace each digit with its corresponding symbol Output: ?
Each digit replaced by its symbol: 90 84 37 24 → %! $& ^# ~&
symbol, coding, substitution

Question 15

Word: BRAIN Step 1: Shift each letter +2 → DTCKP Step 2: Sum of positions (A=1, B=2...) Find Step 2.
Sum of alphabetical positions: BRAIN → 44
alpha-coding, decoding, positions

Question 16

Input Matrix: 9 86 38 10 38 75 53 53 Apply transformation: flip_vertical What is the output?
Matrix flipped vertically (top-bottom mirror)
9 86 38 10
38 75 53 53 → 38 75 53 53
9 86 38 10
matrix, grid, transformation, spatial

Question 17

Input Matrix: 72 30 35 3 67 49 Apply transformation: flip_vertical What is the output?
Matrix flipped vertically (top-bottom mirror)
72 30 35
3 67 49 → 3 67 49
72 30 35
matrix, grid, transformation, spatial

Question 18

Input: 42 19 fig bat dog apple cat 31 Step 1: Sort - numbers (ascending) first, then words (alphabetical) What is Step 1 output?
All numbers (sorted ascending) placed before all words (sorted alphabetically): 19 31 42 apple bat cat dog fig
logic, chaining, multi-step

Question 19

Input: 37 10 56 22 Coding Scheme: 0→@, 1→#, 2→$, 3→%, 4→&, ... Rule: Replace each digit with its corresponding symbol Output: ?
Each digit replaced by its symbol: 37 10 56 22 → %? #@ *! $$
symbol, coding, substitution

Question 20

Input: cat dog bat apple 19 31 42 fig Step 1: 19 31 42 apple bat cat dog fig Step 2: Double all numbers, uppercase all words What is Step 2 output?
From Step 1, numbers doubled, words uppercased: 38 62 84 APPLE BAT CAT DOG FIG
logic, chaining, multi-step
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