From bdf138567f4e6ea45f8112f9f3f9aec5756fb3e2 Mon Sep 17 00:00:00 2001 From: Jerald Jacob Date: Fri, 1 Oct 2021 09:05:33 +0530 Subject: [PATCH 01/21] Answer for question 26 --- Basic-Part-2/source-code/qn_26_answer.txt | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 Basic-Part-2/source-code/qn_26_answer.txt diff --git a/Basic-Part-2/source-code/qn_26_answer.txt b/Basic-Part-2/source-code/qn_26_answer.txt new file mode 100644 index 0000000..ba2d2b6 --- /dev/null +++ b/Basic-Part-2/source-code/qn_26_answer.txt @@ -0,0 +1,15 @@ +The common built in data types in python are- + +Numbers– They include integers, floating point numbers, and complex numbers. eg. 1, 7.9,3+4i + +List– An ordered sequence of items is called a list. The elements of a list may belong to different data types. Eg. [5,’market’,2.4] + +Tuple– It is also an ordered sequence of elements. Unlike lists , tuples are immutable, which means they can’t be changed. Eg. (3,’tool’,1) + +String– A sequence of characters is called a string. They are declared within single or double quotes. Eg. “Sana”, ‘She is going to the market’, etc. + +Set– Sets are a collection of unique items that are not in order. Eg. {7,6,8} + +Dictionary– A dictionary stores values in key and value pairs where each value can be accessed through its key. The order of items is not important. Eg. {1:’apple’,2:’mango} + +Boolean– There are 2 boolean values- True and False. From 7914bd61092faeeca4861ccbf3c98129b24a90a5 Mon Sep 17 00:00:00 2001 From: Jerald Jacob Date: Tue, 5 Oct 2021 09:13:44 +0530 Subject: [PATCH 02/21] Create qn_26.txt --- Basic-Part-1/questions/qn_26.txt | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 Basic-Part-1/questions/qn_26.txt diff --git a/Basic-Part-1/questions/qn_26.txt b/Basic-Part-1/questions/qn_26.txt new file mode 100644 index 0000000..bd03cec --- /dev/null +++ b/Basic-Part-1/questions/qn_26.txt @@ -0,0 +1,22 @@ +Calculate the multiplication and sum of two numbers + +Given two integer numbers return their product only if the product is greater than 1000, else return their sum. + +Given 1: + +number1 = 20 +number2 = 30 + +Expected Output: + +The result is 600 + +Given 2: + +number1 = 40 +number2 = 30 + +Expected Output: + +The result is 70 + From a21afa879f9b1a4e7c01eed46633921b6b37884e Mon Sep 17 00:00:00 2001 From: Jerald Jacob Date: Tue, 5 Oct 2021 09:14:43 +0530 Subject: [PATCH 03/21] Create qn_26.txt --- Basic-Part-1/source-code/qn_26.txt | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 Basic-Part-1/source-code/qn_26.txt diff --git a/Basic-Part-1/source-code/qn_26.txt b/Basic-Part-1/source-code/qn_26.txt new file mode 100644 index 0000000..f4f4fbc --- /dev/null +++ b/Basic-Part-1/source-code/qn_26.txt @@ -0,0 +1,17 @@ +def multiplication_or_sum(num1, num2): + # calculate product of two number + product = num1 * num2 + # check if product is less then 1000 + if product <= 1000: + return product + else: + # product is greater than 1000 calculate sum + return num1 + num2 + +# first condition +result = multiplication_or_sum(20, 30) +print("The result is", result) + +# Second condition +result = multiplication_or_sum(40, 30) +print("The result is", result) From 6490e0265c09078af0ce93fe124b42b50e9c8020 Mon Sep 17 00:00:00 2001 From: Libi Joseph <35390204+Liby-joseph@users.noreply.github.com> Date: Thu, 7 Oct 2021 11:03:43 +0530 Subject: [PATCH 04/21] Create qn_27.txt --- Basic-Part-1/questions/qn_27.txt | 8 ++++++++ 1 file changed, 8 insertions(+) create mode 100644 Basic-Part-1/questions/qn_27.txt diff --git a/Basic-Part-1/questions/qn_27.txt b/Basic-Part-1/questions/qn_27.txt new file mode 100644 index 0000000..06a9258 --- /dev/null +++ b/Basic-Part-1/questions/qn_27.txt @@ -0,0 +1,8 @@ +What is the output of the following code? + + +first = [1, 2, 3, 4, 5] +second = first +second.append(6) +print(first) +print(second) From 65d613712d54642057e9d0da9021038edf004bd6 Mon Sep 17 00:00:00 2001 From: Libi Joseph <35390204+Liby-joseph@users.noreply.github.com> Date: Thu, 7 Oct 2021 11:07:32 +0530 Subject: [PATCH 05/21] Create Ans_qn_27.txt --- Basic-Part-1/source-code/Ans_qn_27.txt | 2 ++ 1 file changed, 2 insertions(+) create mode 100644 Basic-Part-1/source-code/Ans_qn_27.txt diff --git a/Basic-Part-1/source-code/Ans_qn_27.txt b/Basic-Part-1/source-code/Ans_qn_27.txt new file mode 100644 index 0000000..823c2f0 --- /dev/null +++ b/Basic-Part-1/source-code/Ans_qn_27.txt @@ -0,0 +1,2 @@ +[1, 2, 3, 4, 5, 6] +[1, 2, 3, 4, 5, 6] From dc372c754a6d198cd0c59fc5949a66c797fab734 Mon Sep 17 00:00:00 2001 From: Libi Joseph <35390204+Liby-joseph@users.noreply.github.com> Date: Thu, 7 Oct 2021 11:09:06 +0530 Subject: [PATCH 06/21] Create qn_28.txt --- Basic-Part-1/questions/qn_28.txt | 5 +++++ 1 file changed, 5 insertions(+) create mode 100644 Basic-Part-1/questions/qn_28.txt diff --git a/Basic-Part-1/questions/qn_28.txt b/Basic-Part-1/questions/qn_28.txt new file mode 100644 index 0000000..bbe0d21 --- /dev/null +++ b/Basic-Part-1/questions/qn_28.txt @@ -0,0 +1,5 @@ +Python List Slicing Using Negative Indexing +What is the output of the following Python code snippet? + +a = [1,2,3,4,5,6,7,8,9] +print(a[-1:-5]) From 2dcce02360a03a6a0c7fa7927a5d7be136f46b1a Mon Sep 17 00:00:00 2001 From: Jerald Jacob Date: Thu, 7 Oct 2021 11:11:20 +0530 Subject: [PATCH 07/21] Update Ans_qn_27.txt --- Basic-Part-1/source-code/Ans_qn_27.txt | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/Basic-Part-1/source-code/Ans_qn_27.txt b/Basic-Part-1/source-code/Ans_qn_27.txt index 823c2f0..36b9685 100644 --- a/Basic-Part-1/source-code/Ans_qn_27.txt +++ b/Basic-Part-1/source-code/Ans_qn_27.txt @@ -1,2 +1,24 @@ [1, 2, 3, 4, 5, 6] [1, 2, 3, 4, 5, 6] + +Explanation: + +You are appending a new element to the second list. Then, why do you see a new element even in the first list? + +This is really confusing. + +Here is actual fact. + +The code line “second = first ” creates the shallow copy of the list. It means there will be a single list in memory. The first and second variables are pointed to the same list.It does not maintain two separate lists, but only one. If you modify using one list variable, it will make the changes in the list for both variables. +If you want to maintain two separate lists for two list objects, you need to create a deep copy of the list. Refer a shallow and deep copy You can also print the identity of the objects (first and second) using id() inbuilt function. + +first = [1, 2, 3, 4, 5] +second = first +print(id(second)) +print(id(first)) + + +Output: + +140683246201032 +140683246201032 From 55ecebf8fff6963ad1a5cd4710824d50366fab8c Mon Sep 17 00:00:00 2001 From: Jerald Jacob Date: Thu, 7 Oct 2021 11:12:41 +0530 Subject: [PATCH 08/21] Update Ans_qn_27.txt --- Basic-Part-1/source-code/Ans_qn_27.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Basic-Part-1/source-code/Ans_qn_27.txt b/Basic-Part-1/source-code/Ans_qn_27.txt index 36b9685..8196e7c 100644 --- a/Basic-Part-1/source-code/Ans_qn_27.txt +++ b/Basic-Part-1/source-code/Ans_qn_27.txt @@ -12,6 +12,8 @@ Here is actual fact. The code line “second = first ” creates the shallow copy of the list. It means there will be a single list in memory. The first and second variables are pointed to the same list.It does not maintain two separate lists, but only one. If you modify using one list variable, it will make the changes in the list for both variables. If you want to maintain two separate lists for two list objects, you need to create a deep copy of the list. Refer a shallow and deep copy You can also print the identity of the objects (first and second) using id() inbuilt function. +Python + first = [1, 2, 3, 4, 5] second = first print(id(second)) From df97453be8c0579a2c746d717ac0ffc3db23d175 Mon Sep 17 00:00:00 2001 From: Libi Joseph <35390204+Liby-joseph@users.noreply.github.com> Date: Thu, 7 Oct 2021 11:40:47 +0530 Subject: [PATCH 09/21] Create qn_29.txt --- Basic-Part-1/questions/qn_29.txt | 2 ++ 1 file changed, 2 insertions(+) create mode 100644 Basic-Part-1/questions/qn_29.txt diff --git a/Basic-Part-1/questions/qn_29.txt b/Basic-Part-1/questions/qn_29.txt new file mode 100644 index 0000000..fa25422 --- /dev/null +++ b/Basic-Part-1/questions/qn_29.txt @@ -0,0 +1,2 @@ +Tuple and String Type +Here is the code snippet. You have to find the type of the given three objects. From f346a26f1ac765deb009a9bb971443261134e1fc Mon Sep 17 00:00:00 2001 From: Jerald Jacob Date: Thu, 7 Oct 2021 11:44:44 +0530 Subject: [PATCH 10/21] Update qn_29.txt --- Basic-Part-1/questions/qn_29.txt | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/Basic-Part-1/questions/qn_29.txt b/Basic-Part-1/questions/qn_29.txt index fa25422..a48681f 100644 --- a/Basic-Part-1/questions/qn_29.txt +++ b/Basic-Part-1/questions/qn_29.txt @@ -1,2 +1,11 @@ Tuple and String Type Here is the code snippet. You have to find the type of the given three objects. + +A = ("Python" , "Java") +print(type(A)) + +B = ("Python", ) +print(type(B)) + +C = ("Python") +print(type(C)) From b0532c0e362d32ab720d8baf1f1dd7c734ac850e Mon Sep 17 00:00:00 2001 From: Libi Joseph <35390204+Liby-joseph@users.noreply.github.com> Date: Thu, 7 Oct 2021 11:45:13 +0530 Subject: [PATCH 11/21] Create Ans_qn_29.txt --- Basic-Part-1/source-code/Ans_qn_29.txt | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) create mode 100644 Basic-Part-1/source-code/Ans_qn_29.txt diff --git a/Basic-Part-1/source-code/Ans_qn_29.txt b/Basic-Part-1/source-code/Ans_qn_29.txt new file mode 100644 index 0000000..bbf5b20 --- /dev/null +++ b/Basic-Part-1/source-code/Ans_qn_29.txt @@ -0,0 +1,16 @@ +Output: + + + + +Explanation: + +These objects are classified into different data types. + +tuple- It stores the element just like an array. (It is slightly different from list.) +str- it is a string that is a set of characters. +Let’s take a scenario one by one. + +Object ‘A’ is a tuple. It’s very clear from its syntax. +Object ‘B’ is again tuple. Despite having only one string, it has comma ‘,’ after the string. So it can not be a string. +Object ‘C’ is a string. It has only one string though it has enclosed inside the brackets. So, Python considers it as a string. From a4420beca361e3530eea0ad4093b96fb05a80b78 Mon Sep 17 00:00:00 2001 From: Libi Joseph <35390204+Liby-joseph@users.noreply.github.com> Date: Thu, 7 Oct 2021 11:53:34 +0530 Subject: [PATCH 12/21] Create qn_30.txt --- Basic-Part-1/questions/qn_30.txt | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 Basic-Part-1/questions/qn_30.txt diff --git a/Basic-Part-1/questions/qn_30.txt b/Basic-Part-1/questions/qn_30.txt new file mode 100644 index 0000000..5acdb4a --- /dev/null +++ b/Basic-Part-1/questions/qn_30.txt @@ -0,0 +1,18 @@ +Differentiating List extend() Method +What is the output of print statements 1 and 2 in the following code snippet?. + +listA = [1, 2, 3] +def funcA(listA): + listA = listA * 2 + return None + +funcA(listA) +print(listA) # print Statement 1 + +listB = [1, 2, 3] +def funcB(listB): + listB=listB.extend([1, 2, 3]) + return None + +funcB(listB) +print(listB) # print Statement 2 From 577f90e62a6c034c4da493ff5681575559cd743b Mon Sep 17 00:00:00 2001 From: Saurabh27096 <78016238+Saurabh27096@users.noreply.github.com> Date: Thu, 7 Oct 2021 12:28:48 +0530 Subject: [PATCH 13/21] Created a README.md file add the program . --- Basic-Part-1/questions/qn_10.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Basic-Part-1/questions/qn_10.txt b/Basic-Part-1/questions/qn_10.txt index 1ddab36..52a3234 100644 --- a/Basic-Part-1/questions/qn_10.txt +++ b/Basic-Part-1/questions/qn_10.txt @@ -3,3 +3,6 @@ Sample value of n is 5 Expected Result : 615 + +n=int (input("Enter a number") +print(n+(n*n)+(n*n*n)). From d81ba7f844229144bd242b9a02e12005a15f5d8c Mon Sep 17 00:00:00 2001 From: Saurabh27096 <78016238+Saurabh27096@users.noreply.github.com> Date: Thu, 7 Oct 2021 12:44:43 +0530 Subject: [PATCH 14/21] Update qn_6.txt addaed the code. --- Basic-Part-2/questions/qn_6.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Basic-Part-2/questions/qn_6.txt b/Basic-Part-2/questions/qn_6.txt index b3978ee..ef4d709 100644 --- a/Basic-Part-2/questions/qn_6.txt +++ b/Basic-Part-2/questions/qn_6.txt @@ -1 +1,5 @@ Write a Python program to create a lambda function that adds 15 to a given number passed in as an argument, also create a lambda function that multiplies argument x with argument y and print the result. +a = lambda x : x+15 +b = lambda x,y : x*y +print(a(5)) +print(b(2,3)) From 88c220e75024d5e56ebfb1914e00615db72fd60f Mon Sep 17 00:00:00 2001 From: Jerald Jacob Date: Thu, 6 Oct 2022 09:23:17 +0530 Subject: [PATCH 15/21] Create question_29 --- Basic-Part-2/questions/question_29 | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 Basic-Part-2/questions/question_29 diff --git a/Basic-Part-2/questions/question_29 b/Basic-Part-2/questions/question_29 new file mode 100644 index 0000000..af683fa --- /dev/null +++ b/Basic-Part-2/questions/question_29 @@ -0,0 +1,25 @@ +Write a function to find the longest common prefix string amongst an array of strings. + +If there is no common prefix, return an empty string "". + + + +Example 1: + +Input: strs = ["flower","flow","flight"] +Output: "fl" + +Example 2: + +Input: strs = ["dog","racecar","car"] +Output: "" +Explanation: There is no common prefix among the input strings. + + + +Constraints: + + 1 <= strs.length <= 200 + 0 <= strs[i].length <= 200 + strs[i] consists of only lowercase English letters. + From 3e0fcf232d1303f9b4f5b0d2e5af110884a3783e Mon Sep 17 00:00:00 2001 From: inv-vince Date: Thu, 6 Oct 2022 11:34:26 +0530 Subject: [PATCH 16/21] added qn 28 and answer --- Basic-Part-2/questions/qn_28.txt | 11 +++++++++++ Basic-Part-2/source-code/qn_28.py | 10 ++++++++++ 2 files changed, 21 insertions(+) create mode 100644 Basic-Part-2/questions/qn_28.txt create mode 100644 Basic-Part-2/source-code/qn_28.py diff --git a/Basic-Part-2/questions/qn_28.txt b/Basic-Part-2/questions/qn_28.txt new file mode 100644 index 0000000..5dfc3e6 --- /dev/null +++ b/Basic-Part-2/questions/qn_28.txt @@ -0,0 +1,11 @@ +You are in charge of the cake for a child's birthday. You have decided the cake will have one candle for each year of their total age. They will only be able to blow out the tallest of the candles. Count how many candles are tallest. + +Example +candles = [4,4,1,3] +The maximum height candles are 4 units high. There are 2 of them, so return 2. + +birthdayCakeCandles has the following parameter(s): +1. int candles[n]: the candle heights + +Returns: +int: the number of candles that are tallest \ No newline at end of file diff --git a/Basic-Part-2/source-code/qn_28.py b/Basic-Part-2/source-code/qn_28.py new file mode 100644 index 0000000..b0f6d31 --- /dev/null +++ b/Basic-Part-2/source-code/qn_28.py @@ -0,0 +1,10 @@ +def birthdayCakeCandles(ar): + c = 0 + temp = ar[0] + for i in range(1,len(ar)): + if ar[i] > temp: + temp = ar[i] + for i in range(0,len(ar)): + if ar[i] == temp: + c = c + 1 + return c \ No newline at end of file From d1243bd123bff2107040474bdd1bd22d14646343 Mon Sep 17 00:00:00 2001 From: Ajil Raju Date: Thu, 6 Oct 2022 16:42:24 +0530 Subject: [PATCH 17/21] moved all old things to new archives folder --- {Basic-Part-1 => archives/Basic-Part-1}/questions/qn_1.txt | 0 {Basic-Part-1 => archives/Basic-Part-1}/questions/qn_10.txt | 0 {Basic-Part-1 => 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diff --git a/Basic-Part-2/source-code/qn_6_ans.txt b/archives/Basic-Part-2/source-code/qn_6_ans.txt similarity index 100% rename from Basic-Part-2/source-code/qn_6_ans.txt rename to archives/Basic-Part-2/source-code/qn_6_ans.txt diff --git a/Basic-Part-2/source-code/qn_7_ans.txt b/archives/Basic-Part-2/source-code/qn_7_ans.txt similarity index 100% rename from Basic-Part-2/source-code/qn_7_ans.txt rename to archives/Basic-Part-2/source-code/qn_7_ans.txt diff --git a/qn_19.txt b/archives/qn_19.txt similarity index 100% rename from qn_19.txt rename to archives/qn_19.txt From 588ff5b20e7b9a9ff4a5e586a10eb8eb8e263064 Mon Sep 17 00:00:00 2001 From: Ajil Raju Date: Thu, 6 Oct 2022 16:44:09 +0530 Subject: [PATCH 18/21] changed README.md for new platform --- README.md | 15 +-------------- 1 file changed, 1 insertion(+), 14 deletions(-) diff --git a/README.md b/README.md index 5e8dd1a..fbe20ea 100644 --- a/README.md +++ b/README.md @@ -1,4 +1,4 @@ -

Python practical zone

+

Python practical zone, not only for Python

@@ -6,16 +6,3 @@

Project status

-

- Problem-driven and individualized - - Fun - - Safe from failure - - Group engagement -

-

Python is a widely used high-level, general-purpose, interpreted, dynamic programming language. Its design philosophy emphasizes code readability, and its syntax allows programmers to express concepts in fewer lines of code than possible in languages such as C++ or Java. - -Python supports multiple programming paradigms, including object-oriented, imperative and functional programming or procedural styles. It features a dynamic type system and automatic memory management and has a large and comprehensive standard library - -The best way we learn anything is by practice and exercise questions. We have started this section for those (beginner to intermediate) who are familiar with Python. - -Hope, these exercises help you to improve your Python coding skills. Currently, following sections are available, we are working hard to add more exercises .... Happy Coding!

From 0a0e58e0c85783ae52f37e97f744e0a49d0d9de2 Mon Sep 17 00:00:00 2001 From: Ajil Raju Date: Thu, 6 Oct 2022 16:49:29 +0530 Subject: [PATCH 19/21] added new 1 problem --- problems/1_problem.md | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 problems/1_problem.md diff --git a/problems/1_problem.md b/problems/1_problem.md new file mode 100644 index 0000000..d114c02 --- /dev/null +++ b/problems/1_problem.md @@ -0,0 +1,15 @@ +Write a function to find the longest common prefix string amongst an array of strings. + +If there is no common prefix, return an empty string "". + +Example 1: +``` +Input: strs = ["flower","flow","flight"] +Output: "fl" +``` +Example 2: +``` +Input: strs = ["dog","racecar","car"] +Output: "" +Explanation: There is no common prefix among the input strings. +``` From a965e6f00b9da91018e213a36c9cd1c5e03364f6 Mon Sep 17 00:00:00 2001 From: Ajil Raju Date: Thu, 6 Oct 2022 16:52:07 +0530 Subject: [PATCH 20/21] added solution to problem one --- solutions/1_solution.go | 43 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 solutions/1_solution.go diff --git a/solutions/1_solution.go b/solutions/1_solution.go new file mode 100644 index 0000000..5e1c1c4 --- /dev/null +++ b/solutions/1_solution.go @@ -0,0 +1,43 @@ +package main + +import ( + "fmt" + "strings" +) + +func prefixThere(str []string, pf string) bool { + present := "" + for _, ss := range str { + if !strings.HasPrefix(ss, pf) { + present += "n" + } + } + if strings.Contains(present, "n") { + return false + } + return true +} + +func longestCommonPrefix(strs []string) string { + + longPrefix := "" + firstString := strs[0] + restOfString := strs[1:] + + if len(strs) == 1 { + longPrefix = firstString + } else { + for i := 1; i <= len(firstString); i++ { + prefix := firstString[0:i] + if prefixThere(restOfString, prefix) { + longPrefix = prefix + } + } + } + return longPrefix +} + +func main() { + sSlice := []string{"flower", "flow", "flight"} + fmt.Println(longestCommonPrefix(sSlice)) +} \ No newline at end of file From e8d1a6952db1a39b05583ce244fd22b0a39ea5b9 Mon Sep 17 00:00:00 2001 From: Jerald Jacob Date: Tue, 11 Oct 2022 17:47:04 +0530 Subject: [PATCH 21/21] Create 2_problem.md --- problems/2_problem.md | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 problems/2_problem.md diff --git a/problems/2_problem.md b/problems/2_problem.md new file mode 100644 index 0000000..2da884c --- /dev/null +++ b/problems/2_problem.md @@ -0,0 +1,17 @@ +Write a function to find the longest common prefix string amongst an array of strings. + +If there is no common prefix, return an empty string "". + + + +Example 1: + +Input: strs = ["flower","flow","flight"] +Output: "fl" + +Example 2: + +Input: strs = ["dog","racecar","car"] +Output: "" +Explanation: There is no common prefix among the input strings. +