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This repository contains all solutions to Hackerrank practice problems with Java.

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.gitattributes
.gitattributes
 
 
.gitignore
.gitignore
 
 
Problem_#08_Largest_product_in_a_series.cpp
Problem_#08_Largest_product_in_a_series.cpp
 
 
Problem_#09_Special_Pythagorean_triplet.cpp
Problem_#09_Special_Pythagorean_triplet.cpp
 
 
Problem_#11_Largest_product_in_a_grid.cpp
Problem_#11_Largest_product_in_a_grid.cpp
 
 
Problem_#12_Highly_divisible_triangular_number.cpp
Problem_#12_Highly_divisible_triangular_number.cpp
 
 
Problem_#13_Large_sum.py
Problem_#13_Large_sum.py
 
 
Problem_#14_Longest_Collatz_sequence.cpp
Problem_#14_Longest_Collatz_sequence.cpp
 
 
Problem_#15_Lattice_paths.cpp
Problem_#15_Lattice_paths.cpp
 
 
Problem_#16_Power_digit_sum.cpp
Problem_#16_Power_digit_sum.cpp
 
 
Problem_#17_Number_to_Words.cpp
Problem_#17_Number_to_Words.cpp
 
 
Problem_#18_Maximum_path_sum_I.cpp
Problem_#18_Maximum_path_sum_I.cpp
 
 
Problem_#19_Counting_Sundays.cpp
Problem_#19_Counting_Sundays.cpp
 
 
Problem_#20_Factorial_digit_sum.cpp
Problem_#20_Factorial_digit_sum.cpp
 
 
Problem_#21_Amicable_numbers.cpp
Problem_#21_Amicable_numbers.cpp
 
 
Problem_#22_Names_scores.cpp
Problem_#22_Names_scores.cpp
 
 
Problem_#23_Non-abundant_sums.cpp
Problem_#23_Non-abundant_sums.cpp
 
 
Problem_#24_Lexicographic_permutations.cpp
Problem_#24_Lexicographic_permutations.cpp
 
 
Problem_#25_N-digit_Fibonacci_number.py
Problem_#25_N-digit_Fibonacci_number.py
 
 
Problem_#26_Reciprocal_cycles.cpp
Problem_#26_Reciprocal_cycles.cpp
 
 
Problem_#27_Quadratic_primes.cpp
Problem_#27_Quadratic_primes.cpp
 
 
Problem_#28_Number_spiral_diagonals.cpp
Problem_#28_Number_spiral_diagonals.cpp
 
 
Problem_#29_Distinct_powers.cpp
Problem_#29_Distinct_powers.cpp
 
 
Problem_#30_Digit_Nth_powers.cpp
Problem_#30_Digit_Nth_powers.cpp
 
 
Problem_#31_Coin_sums.cpp
Problem_#31_Coin_sums.cpp
 
 
Problem_#32_Pandigital_products.cpp
Problem_#32_Pandigital_products.cpp
 
 
Problem_#33_Digit_cancelling_fractions.cpp
Problem_#33_Digit_cancelling_fractions.cpp
 
 
Problem_#34_Digit_factorials.cpp
Problem_#34_Digit_factorials.cpp
 
 
Problem_#35_Circular_primes.cpp
Problem_#35_Circular_primes.cpp
 
 
Problem_#36_Double-base_palindromes.cpp
Problem_#36_Double-base_palindromes.cpp
 
 
Problem_#37_Truncatable_primes.cpp
Problem_#37_Truncatable_primes.cpp
 
 
Problem_#38_Pandigital_multiples.cpp
Problem_#38_Pandigital_multiples.cpp
 
 
Problem_#39_Integer_right_triangles.cpp
Problem_#39_Integer_right_triangles.cpp
 
 
Problem_#40_Champernownes_power.cpp
Problem_#40_Champernownes_power.cpp
 
 
Problem_#41_Pandigital_prime.cpp
Problem_#41_Pandigital_prime.cpp
 
 
Problem_#42_Coded_triangle_numbers.cpp
Problem_#42_Coded_triangle_numbers.cpp
 
 
Problem_#43_Sub-string_divisibility.cpp
Problem_#43_Sub-string_divisibility.cpp
 
 
Problem_#44_Pentagon_numbers.cpp
Problem_#44_Pentagon_numbers.cpp
 
 
Problem_#45_Triangular_pentagonal_and_hexagonal.cpp
Problem_#45_Triangular_pentagonal_and_hexagonal.cpp
 
 
Problem_#46_Goldbachs_other_conjecture.cpp
Problem_#46_Goldbachs_other_conjecture.cpp
 
 
Problem_#47_Distinct_prime_factors.cpp
Problem_#47_Distinct_prime_factors.cpp
 
 
Problem_#48_Self_powers.cpp
Problem_#48_Self_powers.cpp
 
 
Problem_#49_Prime_permutations.cpp
Problem_#49_Prime_permutations.cpp
 
 
Problem_#52_Permuted_multiples.cpp
Problem_#52_Permuted_multiples.cpp
 
 
Problem_#53_Combinatoric_selections.py
Problem_#53_Combinatoric_selections.py
 
 
Problem_#54_Poker_hands.cpp
Problem_#54_Poker_hands.cpp
 
 
Problem_#55_Lychrel_numbers.py
Problem_#55_Lychrel_numbers.py
 
 
Problem_#56_Powerful_digit_sum.py
Problem_#56_Powerful_digit_sum.py
 
 
Problem_#57_Square_root_convergents.py
Problem_#57_Square_root_convergents.py
 
 
Problem_#58_Spiral_primes.cpp
Problem_#58_Spiral_primes.cpp
 
 
Problem_#59_XOR_decryption.cpp
Problem_#59_XOR_decryption.cpp
 
 
Problem_#61_Cyclical_figurate_numbers.cpp
Problem_#61_Cyclical_figurate_numbers.cpp
 
 
Problem_#62_Cubic_permutations.cpp
Problem_#62_Cubic_permutations.cpp
 
 
Problem_#63_Powerful_digit_counts.py
Problem_#63_Powerful_digit_counts.py
 
 
Problem_#65_Convergents_of_e.py
Problem_#65_Convergents_of_e.py
 
 
Problem_#67_Maximum_path_sum_II.cpp
Problem_#67_Maximum_path_sum_II.cpp
 
 
Problem_#70_Totient_permutation.cpp
Problem_#70_Totient_permutation.cpp
 
 
Problem_#72_Counting_fractions.cpp
Problem_#72_Counting_fractions.cpp
 
 
Problem_#74_Digit_factorial_chains.cpp
Problem_#74_Digit_factorial_chains.cpp
 
 
Problem_#75_Singular_integer_right_triangles.cpp
Problem_#75_Singular_integer_right_triangles.cpp
 
 
Problem_#76_Counting_summations.cpp
Problem_#76_Counting_summations.cpp
 
 
Problem_#77_Prime_summations.cpp
Problem_#77_Prime_summations.cpp
 
 
Problem_#78_Coin_partitions.cpp
Problem_#78_Coin_partitions.cpp
 
 
Problem_#79_Passcode_derivation.cpp
Problem_#79_Passcode_derivation.cpp
 
 
Problem_#80_Square_root_digital_expansion.py
Problem_#80_Square_root_digital_expansion.py
 
 
Problem_#81_Path_sum_two_ways.cpp
Problem_#81_Path_sum_two_ways.cpp
 
 
Problem_#82_Path_sum_three_ways.cpp
Problem_#82_Path_sum_three_ways.cpp
 
 
Problem_#83_Path_sum_four_ways.cpp
Problem_#83_Path_sum_four_ways.cpp
 
 
Problem_#85_Counting_rectangles.cpp
Problem_#85_Counting_rectangles.cpp
 
 
Problem_#87_Prime_power_triples.cpp
Problem_#87_Prime_power_triples.cpp
 
 
Problem_#89_Roman_numerals.cpp
Problem_#89_Roman_numerals.cpp
 
 
Problem_#93_Arithmetic_expressions.cpp
Problem_#93_Arithmetic_expressions.cpp
 
 
Problem_#95_Amicable_chains.cpp
Problem_#95_Amicable_chains.cpp
 
 
Problem_#96_Su_Doku.cpp
Problem_#96_Su_Doku.cpp
 
 
Problem_#97_Large_non-Mersenne_prime.py
Problem_#97_Large_non-Mersenne_prime.py
 
 
Problem_#98_Anagramic_squares.cpp
Problem_#98_Anagramic_squares.cpp
 
 
Problem_#99_Largest_exponential.cpp
Problem_#99_Largest_exponential.cpp
 
 
Project Euler #1 - Multiples of 3 and 5.java
Project Euler #1 - Multiples of 3 and 5.java
 
 
Project Euler #10- Summation of primes.java
Project Euler #10- Summation of primes.java
 
 
Project Euler #2- Even Fibonacci numbers.java
Project Euler #2- Even Fibonacci numbers.java
 
 
Project Euler #230- Fibonacci Words.java
Project Euler #230- Fibonacci Words.java
 
 
Project Euler #3 - Largest prime factor.java
Project Euler #3 - Largest prime factor.java
 
 
Project Euler #4 Largest palindrome product.cpp
Project Euler #4 Largest palindrome product.cpp
 
 
Project Euler #5 - Smallest multiple.java
Project Euler #5 - Smallest multiple.java
 
 
Project Euler #6 - Sum square difference.java
Project Euler #6 - Sum square difference.java
 
 
Project Euler #7- 10001st prime.java
Project Euler #7- 10001st prime.java
 
 
README.md
README.md
 
 
test.java
test.java
 
 

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200 HackerRank Euler Competitive problems Solutions.
Solutions are coaded in Java/cpp/python Language.

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This repository contains all solutions to Hackerrank practice problems with Java.

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