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Floating NumberBob has a floating point number N. He wants to set the precision for 2 digits after the decimal point for the number.He is not good at coding, hence ...Solved By: 3719
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https://code.dcoder.tech/challenges/5e1086efa1312802b296d39f/floating-number
SwapMaster solves Symmetric SwapThe SwapMaster is known to be the greatest and fastest swapper of all time. You intend to bring him down and become the new SwapMaster of the city. Th...Solved By: 3539
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https://code.dcoder.tech/challenges/5b757d9d791e284892a42b4a/swapmaster-solves-symmetric-swap
String MatchingCody has a sequence of characters N. He likes a sequence if it contains his favourite sequence as a substring.Given the sequence and his favourite se...Solved By: 1814
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https://code.dcoder.tech/challenges/5b211869ac71d7305eae7965/string-matching
Leap YearSteve is playing a quiz game with his brother John. As Steve just learned the concept of leap year, John wanted to test his knowledge. For that, John ...Solved By: 2859
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https://code.dcoder.tech/challenges/5b28ea8562db8b46ab2ac711/leap-year
Project TeamsThere are N students in a class and Teacher want to divide these students into some groups . Teacher told that groups consisting of two or less stude...Solved By: 3732
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https://code.dcoder.tech/challenges/5cf3f4881681076686eade89/project-teams
Circle of NumbersAll numbers in NumberLand are standing in a circle for a dancing ceremony. Every number needs a dancing partner. Dancing partner of any number is the ...Solved By: 2588
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https://code.dcoder.tech/challenges/5b85bc2bb6415039901fa9d4/circle-of-numbers
Happy StringA happy string is a string in which each character is lexicographically greater than its next character. You are given a positive integer N as an inpu...Solved By: 1889
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https://code.dcoder.tech/challenges/5b5ee71361601549b1d0b92b/happy-string
Degree CelsiusTom is a scientist. He uses huge machines for complex calculations. There is a problem, the machines takes input as Fahrenheit and Tom has the tempera...Solved By: 4334
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https://code.dcoder.tech/challenges/5b2ecdfea5c3787cda197fde/degree-celsius
Three"s CompanyThis problem requires you to create a output string from input string such that for every character in input string, there are three same characters i...Solved By: 2895
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https://code.dcoder.tech/challenges/5b6e530365139d414b2a683e/threes-company
Array SumYou are given an integer array and you have to find the sum of the elements of the array and find the remainder when the sum is divided by the largest...Solved By: 2982
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https://code.dcoder.tech/challenges/5b61e933527d3b5ac5cecda3/array-sum
Floating NumberBob has a floating point number N. He wants to set the precision for 2 digits after the decimal point for the number.He is not good at coding, hence ...Solved By: 3719
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https://code.dcoder.tech/challenges/5e1086efa1312802b296d39f/floating-number
SwapMaster solves Symmetric SwapThe SwapMaster is known to be the greatest and fastest swapper of all time. You intend to bring him down and become the new SwapMaster of the city. Th...Solved By: 3539
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https://code.dcoder.tech/challenges/5b757d9d791e284892a42b4a/swapmaster-solves-symmetric-swap
String MatchingCody has a sequence of characters N. He likes a sequence if it contains his favourite sequence as a substring.Given the sequence and his favourite se...Solved By: 1814
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https://code.dcoder.tech/challenges/5b211869ac71d7305eae7965/string-matching
Leap YearSteve is playing a quiz game with his brother John. As Steve just learned the concept of leap year, John wanted to test his knowledge. For that, John ...Solved By: 2859
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https://code.dcoder.tech/challenges/5b28ea8562db8b46ab2ac711/leap-year
Project TeamsThere are N students in a class and Teacher want to divide these students into some groups . Teacher told that groups consisting of two or less stude...Solved By: 3732
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https://code.dcoder.tech/challenges/5cf3f4881681076686eade89/project-teams
Circle of NumbersAll numbers in NumberLand are standing in a circle for a dancing ceremony. Every number needs a dancing partner. Dancing partner of any number is the ...Solved By: 2588
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https://code.dcoder.tech/challenges/5b85bc2bb6415039901fa9d4/circle-of-numbers
Happy StringA happy string is a string in which each character is lexicographically greater than its next character. You are given a positive integer N as an inpu...Solved By: 1889
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https://code.dcoder.tech/challenges/5b5ee71361601549b1d0b92b/happy-string
Degree CelsiusTom is a scientist. He uses huge machines for complex calculations. There is a problem, the machines takes input as Fahrenheit and Tom has the tempera...Solved By: 4334
follow
https://code.dcoder.tech/challenges/5b2ecdfea5c3787cda197fde/degree-celsius
Three"s CompanyThis problem requires you to create a output string from input string such that for every character in input string, there are three same characters i...Solved By: 2895
follow
https://code.dcoder.tech/challenges/5b6e530365139d414b2a683e/threes-company
Array SumYou are given an integer array and you have to find the sum of the elements of the array and find the remainder when the sum is divided by the largest...Solved By: 2982
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https://code.dcoder.tech/challenges/5b61e933527d3b5ac5cecda3/array-sum
Floating NumberBob has a floating point number N. He wants to set the precision for 2 digits after the decimal point for the number.He is not good at coding, hence ...Solved By: 3719
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https://code.dcoder.tech/challenges/5e1086efa1312802b296d39f/floating-number
SwapMaster solves Symmetric SwapThe SwapMaster is known to be the greatest and fastest swapper of all time. You intend to bring him down and become the new SwapMaster of the city. Th...Solved By: 3539
follow
https://code.dcoder.tech/challenges/5b757d9d791e284892a42b4a/swapmaster-solves-symmetric-swap
String MatchingCody has a sequence of characters N. He likes a sequence if it contains his favourite sequence as a substring.Given the sequence and his favourite se...Solved By: 1814
follow
https://code.dcoder.tech/challenges/5b211869ac71d7305eae7965/string-matching
Leap YearSteve is playing a quiz game with his brother John. As Steve just learned the concept of leap year, John wanted to test his knowledge. For that, John ...Solved By: 2859
follow
https://code.dcoder.tech/challenges/5b28ea8562db8b46ab2ac711/leap-year
Project TeamsThere are N students in a class and Teacher want to divide these students into some groups . Teacher told that groups consisting of two or less stude...Solved By: 3732
follow
https://code.dcoder.tech/challenges/5cf3f4881681076686eade89/project-teams
Circle of NumbersAll numbers in NumberLand are standing in a circle for a dancing ceremony. Every number needs a dancing partner. Dancing partner of any number is the ...Solved By: 2588
follow
https://code.dcoder.tech/challenges/5b85bc2bb6415039901fa9d4/circle-of-numbers
Happy StringA happy string is a string in which each character is lexicographically greater than its next character. You are given a positive integer N as an inpu...Solved By: 1889
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https://code.dcoder.tech/challenges/5b5ee71361601549b1d0b92b/happy-string
Degree CelsiusTom is a scientist. He uses huge machines for complex calculations. There is a problem, the machines takes input as Fahrenheit and Tom has the tempera...Solved By: 4334
follow
https://code.dcoder.tech/challenges/5b2ecdfea5c3787cda197fde/degree-celsius
Three"s CompanyThis problem requires you to create a output string from input string such that for every character in input string, there are three same characters i...Solved By: 2895
follow
https://code.dcoder.tech/challenges/5b6e530365139d414b2a683e/threes-company
Array SumYou are given an integer array and you have to find the sum of the elements of the array and find the remainder when the sum is divided by the largest...Solved By: 2982
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https://code.dcoder.tech/challenges/5b61e933527d3b5ac5cecda3/array-sum
Simple multiple problemYou are given 2 numbers N and M. You have to find the smallest number which when multiplied to N makes it a multiple of M.Solved By: 970
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https://code.dcoder.tech/challenges/5e08a9dda1312802b296d21a/simple-multiple-problem
Word FrequencyYou will be given a group of words. You need to print all unique words in that group in descending order of their frequency, i.e the word repeated mos...Solved By: 557
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https://code.dcoder.tech/challenges/5b56418f61601549b1d094ab/word-frequency
Dcoder AdmirationDcoder has N members each numbered from 1 to N. A member admires other member if its number divides the other member"s number. Given a number N you ...Solved By: 536
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https://code.dcoder.tech/challenges/5d0b8c6049a3ea461bb7b7de/dcoder-admiration
Arithmetic SequenceIn mathematics, an arithmetic progression (AP) or arithmetic sequence is a sequence of numbers such that the difference between the consecutive terms ...Solved By: 430
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https://code.dcoder.tech/challenges/5b211e63ac71d7305eae799a/arithmetic-sequence
Cody"s TeamCody is preparing for a programming competition. He needs k more members for his team to be eligible for the competition. So he organizes a coding tes...Solved By: 478
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https://code.dcoder.tech/challenges/5b61e78f527d3b5ac5cecd92/codys-team
The Perfect SquareCody was once understanding numbers, their squares and perfect squares from his teacher.A perfect square is a number that can be expressed as square ...Solved By: 820
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https://code.dcoder.tech/challenges/5b2eaedca5c3787cda197f77/the-perfect-square
Power NumberA Power Number is a positive number that can be expressed as x^x, i.e. x raise to the power of x, where x is any positive number. You will be given an...Solved By: 657
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https://code.dcoder.tech/challenges/5b6e5e6765139d414b2a687d/power-number
Binary OperationsYou will be given two numbers, a and b, in their binary form. You need to print their sum and their product in binary.Solved By: 548
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https://code.dcoder.tech/challenges/5b6581c14bc1dd1052db259d/binary-operations
Please check the password!Ethan has a possible list of password to hack a secure account. To select the correct password, he researched the owner and discovered that the accoun...Solved By: 477
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https://code.dcoder.tech/challenges/5b6db46965139d414b2a654a/please-check-the-password
Stack! Stack! Stack!Practice your stack data structure. You will be given a series of tasks of push, pop, peek operations to perform on a stack. You need to print the sum...Solved By: 357
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https://code.dcoder.tech/challenges/5b65902d4bc1dd1052db25d4/stack-stack-stack
Simple multiple problemYou are given 2 numbers N and M. You have to find the smallest number which when multiplied to N makes it a multiple of M.Solved By: 970
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https://code.dcoder.tech/challenges/5e08a9dda1312802b296d21a/simple-multiple-problem
Word FrequencyYou will be given a group of words. You need to print all unique words in that group in descending order of their frequency, i.e the word repeated mos...Solved By: 557
follow
https://code.dcoder.tech/challenges/5b56418f61601549b1d094ab/word-frequency
Dcoder AdmirationDcoder has N members each numbered from 1 to N. A member admires other member if its number divides the other member"s number. Given a number N you ...Solved By: 536
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https://code.dcoder.tech/challenges/5d0b8c6049a3ea461bb7b7de/dcoder-admiration
Arithmetic SequenceIn mathematics, an arithmetic progression (AP) or arithmetic sequence is a sequence of numbers such that the difference between the consecutive terms ...Solved By: 430
follow
https://code.dcoder.tech/challenges/5b211e63ac71d7305eae799a/arithmetic-sequence
Cody"s TeamCody is preparing for a programming competition. He needs k more members for his team to be eligible for the competition. So he organizes a coding tes...Solved By: 478
follow
https://code.dcoder.tech/challenges/5b61e78f527d3b5ac5cecd92/codys-team
The Perfect SquareCody was once understanding numbers, their squares and perfect squares from his teacher.A perfect square is a number that can be expressed as square ...Solved By: 820
follow
https://code.dcoder.tech/challenges/5b2eaedca5c3787cda197f77/the-perfect-square
Power NumberA Power Number is a positive number that can be expressed as x^x, i.e. x raise to the power of x, where x is any positive number. You will be given an...Solved By: 657
follow
https://code.dcoder.tech/challenges/5b6e5e6765139d414b2a687d/power-number
Binary OperationsYou will be given two numbers, a and b, in their binary form. You need to print their sum and their product in binary.Solved By: 548
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https://code.dcoder.tech/challenges/5b6581c14bc1dd1052db259d/binary-operations
Please check the password!Ethan has a possible list of password to hack a secure account. To select the correct password, he researched the owner and discovered that the accoun...Solved By: 477
follow
https://code.dcoder.tech/challenges/5b6db46965139d414b2a654a/please-check-the-password
Stack! Stack! Stack!Practice your stack data structure. You will be given a series of tasks of push, pop, peek operations to perform on a stack. You need to print the sum...Solved By: 357
follow
https://code.dcoder.tech/challenges/5b65902d4bc1dd1052db25d4/stack-stack-stack
Simple multiple problemYou are given 2 numbers N and M. You have to find the smallest number which when multiplied to N makes it a multiple of M.Solved By: 970
follow
https://code.dcoder.tech/challenges/5e08a9dda1312802b296d21a/simple-multiple-problem
Word FrequencyYou will be given a group of words. You need to print all unique words in that group in descending order of their frequency, i.e the word repeated mos...Solved By: 557
follow
https://code.dcoder.tech/challenges/5b56418f61601549b1d094ab/word-frequency
Dcoder AdmirationDcoder has N members each numbered from 1 to N. A member admires other member if its number divides the other member"s number. Given a number N you ...Solved By: 536
follow
https://code.dcoder.tech/challenges/5d0b8c6049a3ea461bb7b7de/dcoder-admiration
Arithmetic SequenceIn mathematics, an arithmetic progression (AP) or arithmetic sequence is a sequence of numbers such that the difference between the consecutive terms ...Solved By: 430
follow
https://code.dcoder.tech/challenges/5b211e63ac71d7305eae799a/arithmetic-sequence
Cody"s TeamCody is preparing for a programming competition. He needs k more members for his team to be eligible for the competition. So he organizes a coding tes...Solved By: 478
follow
https://code.dcoder.tech/challenges/5b61e78f527d3b5ac5cecd92/codys-team
The Perfect SquareCody was once understanding numbers, their squares and perfect squares from his teacher.A perfect square is a number that can be expressed as square ...Solved By: 820
follow
https://code.dcoder.tech/challenges/5b2eaedca5c3787cda197f77/the-perfect-square
Power NumberA Power Number is a positive number that can be expressed as x^x, i.e. x raise to the power of x, where x is any positive number. You will be given an...Solved By: 657
follow
https://code.dcoder.tech/challenges/5b6e5e6765139d414b2a687d/power-number
Binary OperationsYou will be given two numbers, a and b, in their binary form. You need to print their sum and their product in binary.Solved By: 548
follow
https://code.dcoder.tech/challenges/5b6581c14bc1dd1052db259d/binary-operations
Please check the password!Ethan has a possible list of password to hack a secure account. To select the correct password, he researched the owner and discovered that the accoun...Solved By: 477
follow
https://code.dcoder.tech/challenges/5b6db46965139d414b2a654a/please-check-the-password
Stack! Stack! Stack!Practice your stack data structure. You will be given a series of tasks of push, pop, peek operations to perform on a stack. You need to print the sum...Solved By: 357
follow
https://code.dcoder.tech/challenges/5b65902d4bc1dd1052db25d4/stack-stack-stack
Magic ChessBoardJohn has a magical chessboard. It looks like a normal chessboard except its size is N. Therefore the number of cells in the chessboard is N * N. He is...Solved By: 808
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https://code.dcoder.tech/challenges/5de294592fcfb665c5f6596d/magic-chessboard
Love For MathematicsStudents of Dcoder school love Mathematics. They love to read a variety of Mathematics books. To make sure they remain happy,their Mathematics teacher...Solved By: 514
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https://code.dcoder.tech/challenges/5b28c8b162db8b46ab2ac69c/love-for-mathematics
CashBackJoel wants to buy N items. He came to know that for each item there is a cash back of some amount. The i th item will have cost Ci dollar and cash bac...Solved By: 354
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https://code.dcoder.tech/challenges/5b28df4362db8b46ab2ac6ee/cashback
Depleting AmmunitionA war has started between two rival countries A and B. Country A wants to destroy the Capital city of B through aerial bombing. But due to the sudden ...Solved By: 207
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https://code.dcoder.tech/challenges/5cd74bf81681076686ea2ec3/depleting-ammunition
Bourne"s SupremacyJason Bourne is a former spy who suffered from local amnesia and hence forgot who he was. After some time, he found a former colleague of his, Aaron, ...Solved By: 253
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https://code.dcoder.tech/challenges/5b71002e1ec08020f619ad5d/bournes-supremacy
Looking in the MirrorGreg is given a binary tree rooted at X. He is tasked by his supervisor to find the mirror node of any node "t" with respect to X. He doesn"t want to ...Solved By: 138
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https://code.dcoder.tech/challenges/5b67426e9cebd124e3ca0b45/looking-in-the-mirror
Shoe MatchingZack has messed up all his shoes. He has N shoes(single shoe, not paired). You have to search for the partner of each shoe. Find the maximum pair you ...Solved By: 310
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https://code.dcoder.tech/challenges/5d0b8f0d49a3ea461bb7b7fe/shoe-matching
Haunted RoomsStudents of Cambridge University went for a Hack-a-thon in Massachusetts. They decided to stay there overnight. So they all went in a hotel named Hawt...Solved By: 278
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https://code.dcoder.tech/challenges/5cd748c81681076686ea2eb2/haunted-rooms
XOR and ArraysEric loves XOR. Eric"s friends always ask him doubts related to XOR and he helps them to solve problems but he is busy because of his exams and asks y...Solved By: 276
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https://code.dcoder.tech/challenges/5b2ec52aa5c3787cda197fc9/xor-and-arrays
Maximum SubarrayGiven an array of integers, find out and print the maximum sub-array of non-negative numbers. The sub-array should be continuous. Sub-array A is great...Solved By: 222
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https://code.dcoder.tech/challenges/5b892cefa93aaa7ff73bdb4f/maximum-subarray
Magic ChessBoardJohn has a magical chessboard. It looks like a normal chessboard except its size is N. Therefore the number of cells in the chessboard is N * N. He is...Solved By: 808
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https://code.dcoder.tech/challenges/5de294592fcfb665c5f6596d/magic-chessboard
Love For MathematicsStudents of Dcoder school love Mathematics. They love to read a variety of Mathematics books. To make sure they remain happy,their Mathematics teacher...Solved By: 514
follow
https://code.dcoder.tech/challenges/5b28c8b162db8b46ab2ac69c/love-for-mathematics
CashBackJoel wants to buy N items. He came to know that for each item there is a cash back of some amount. The i th item will have cost Ci dollar and cash bac...Solved By: 354
follow
https://code.dcoder.tech/challenges/5b28df4362db8b46ab2ac6ee/cashback
Depleting AmmunitionA war has started between two rival countries A and B. Country A wants to destroy the Capital city of B through aerial bombing. But due to the sudden ...Solved By: 207
follow
https://code.dcoder.tech/challenges/5cd74bf81681076686ea2ec3/depleting-ammunition
Bourne"s SupremacyJason Bourne is a former spy who suffered from local amnesia and hence forgot who he was. After some time, he found a former colleague of his, Aaron, ...Solved By: 253
follow
https://code.dcoder.tech/challenges/5b71002e1ec08020f619ad5d/bournes-supremacy
Looking in the MirrorGreg is given a binary tree rooted at X. He is tasked by his supervisor to find the mirror node of any node "t" with respect to X. He doesn"t want to ...Solved By: 138
follow
https://code.dcoder.tech/challenges/5b67426e9cebd124e3ca0b45/looking-in-the-mirror
Shoe MatchingZack has messed up all his shoes. He has N shoes(single shoe, not paired). You have to search for the partner of each shoe. Find the maximum pair you ...Solved By: 310
follow
https://code.dcoder.tech/challenges/5d0b8f0d49a3ea461bb7b7fe/shoe-matching
Haunted RoomsStudents of Cambridge University went for a Hack-a-thon in Massachusetts. They decided to stay there overnight. So they all went in a hotel named Hawt...Solved By: 278
follow
https://code.dcoder.tech/challenges/5cd748c81681076686ea2eb2/haunted-rooms
XOR and ArraysEric loves XOR. Eric"s friends always ask him doubts related to XOR and he helps them to solve problems but he is busy because of his exams and asks y...Solved By: 276
follow
https://code.dcoder.tech/challenges/5b2ec52aa5c3787cda197fc9/xor-and-arrays
Maximum SubarrayGiven an array of integers, find out and print the maximum sub-array of non-negative numbers. The sub-array should be continuous. Sub-array A is great...Solved By: 222
follow
https://code.dcoder.tech/challenges/5b892cefa93aaa7ff73bdb4f/maximum-subarray
Magic ChessBoardJohn has a magical chessboard. It looks like a normal chessboard except its size is N. Therefore the number of cells in the chessboard is N * N. He is...Solved By: 808
follow
https://code.dcoder.tech/challenges/5de294592fcfb665c5f6596d/magic-chessboard
Love For MathematicsStudents of Dcoder school love Mathematics. They love to read a variety of Mathematics books. To make sure they remain happy,their Mathematics teacher...Solved By: 514
follow
https://code.dcoder.tech/challenges/5b28c8b162db8b46ab2ac69c/love-for-mathematics
CashBackJoel wants to buy N items. He came to know that for each item there is a cash back of some amount. The i th item will have cost Ci dollar and cash bac...Solved By: 354
follow
https://code.dcoder.tech/challenges/5b28df4362db8b46ab2ac6ee/cashback
Depleting AmmunitionA war has started between two rival countries A and B. Country A wants to destroy the Capital city of B through aerial bombing. But due to the sudden ...Solved By: 207
follow
https://code.dcoder.tech/challenges/5cd74bf81681076686ea2ec3/depleting-ammunition
Bourne"s SupremacyJason Bourne is a former spy who suffered from local amnesia and hence forgot who he was. After some time, he found a former colleague of his, Aaron, ...Solved By: 253
follow
https://code.dcoder.tech/challenges/5b71002e1ec08020f619ad5d/bournes-supremacy
Looking in the MirrorGreg is given a binary tree rooted at X. He is tasked by his supervisor to find the mirror node of any node "t" with respect to X. He doesn"t want to ...Solved By: 138
follow
https://code.dcoder.tech/challenges/5b67426e9cebd124e3ca0b45/looking-in-the-mirror
Shoe MatchingZack has messed up all his shoes. He has N shoes(single shoe, not paired). You have to search for the partner of each shoe. Find the maximum pair you ...Solved By: 310
follow
https://code.dcoder.tech/challenges/5d0b8f0d49a3ea461bb7b7fe/shoe-matching
Haunted RoomsStudents of Cambridge University went for a Hack-a-thon in Massachusetts. They decided to stay there overnight. So they all went in a hotel named Hawt...Solved By: 278
follow
https://code.dcoder.tech/challenges/5cd748c81681076686ea2eb2/haunted-rooms
XOR and ArraysEric loves XOR. Eric"s friends always ask him doubts related to XOR and he helps them to solve problems but he is busy because of his exams and asks y...Solved By: 276
follow
https://code.dcoder.tech/challenges/5b2ec52aa5c3787cda197fc9/xor-and-arrays
Maximum SubarrayGiven an array of integers, find out and print the maximum sub-array of non-negative numbers. The sub-array should be continuous. Sub-array A is great...Solved By: 222
follow
https://code.dcoder.tech/challenges/5b892cefa93aaa7ff73bdb4f/maximum-subarray
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