QuantForcesquant interview practice

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Difficulty: 800 – 2200

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	#	Name	Tags	Difficulty	Solved by
✓	gb_ch02_q022	Missing integers Green Book · Ch 2 · Brain Teasers	brain-teaser algorithms summation	1300	x0
✓	gb_ch07_q001	Number swap (without temp variable) Green Book · Ch 7 · Algorithms and Numerical Methods	algorithms bit-manipulation in-place xor	1000	x0
✓	gb_ch07_q002	Unique elements in a sorted array Green Book · Ch 7 · Algorithms and Numerical Methods	algorithms arrays deduplication	800	x0
✓	gb_ch07_q003	Horner's algorithm Green Book · Ch 7 · Algorithms and Numerical Methods	algorithms polynomial horners-method numerical	1100	x0
✓	gb_ch07_q004	Moving average Green Book · Ch 7 · Algorithms and Numerical Methods	algorithms sliding-window moving-average	1000	x0
✓	gb_ch07_q005	Sorting algorithms (3 with complexity) Green Book · Ch 7 · Algorithms and Numerical Methods	algorithms sorting complexity-analysis	1200	x0
✓	gb_ch07_q006	Random permutation — shuffle 52 cards Green Book · Ch 7 · Algorithms and Numerical Methods	algorithms randomized shuffle knuth-shuffle	1300	x0
✓	gb_ch07_q007	Random permutation — sequential character pick Green Book · Ch 7 · Algorithms and Numerical Methods	algorithms randomized reservoir-sampling online	1400	x0
✓	gb_ch07_q008	Find min and max in 3n/2 comparisons Green Book · Ch 7 · Algorithms and Numerical Methods	algorithms comparison optimization	1400	x0
✓	gb_ch07_q009	First nonzero element in array Green Book · Ch 7 · Algorithms and Numerical Methods	algorithms search binary-search unbounded	1300	x0
✓	gb_ch07_q010	Search in sorted matrix Green Book · Ch 7 · Algorithms and Numerical Methods	algorithms search sorted-matrix	1400	x0
✓	gb_ch07_q011	Fibonacci numbers — efficient computation Green Book · Ch 7 · Algorithms and Numerical Methods	algorithms fibonacci recursion matrix-exponentiation complexity	1500	x0
✓	gb_ch07_q012	Maximum contiguous subarray (Kadane's algorithm) Green Book · Ch 7 · Algorithms and Numerical Methods	algorithms dynamic-programming kadanes-algorithm	1400	x0
✓	gb_ch07_q013	Power of 2 Green Book · Ch 7 · Algorithms and Numerical Methods	algorithms bit-manipulation powers-of-2	1100	x0
✓	gb_ch07_q014	Multiplication by 7 Green Book · Ch 7 · Algorithms and Numerical Methods	algorithms bit-manipulation arithmetic-tricks	900	x0
✓	gb_ch07_q015	Probability simulation with a fair coin Green Book · Ch 7 · Algorithms and Numerical Methods	algorithms randomized binary-representation probability-simulation	1700	x0
✓	gb_ch07_q016	Poisonous wine Green Book · Ch 7 · Algorithms and Numerical Methods	algorithms binary-encoding puzzle classic	1500	x0
✓	rb_ch01_q057	99 distinct integers missing one Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions	algorithms summation	1500	x0