## [Solved] How do I select the first, second, or third digit from a String containing three digits? [closed]

You could try this. String nbr = input.nextLine(); int a=nbr.charAt(0)-‘0’; int b=nbr.charAt(1)-‘0’; int c=nbr.charAt(2)-‘0’; Also, you could use substring and parse the result Using Integer.parseInt int a=Integer.parseInt(nbr.substring(0,1)); //Contains the leftmost digit 2 solved How do I select the first, second, or third digit from a String containing three digits? [closed]

## [Solved] How to separate string and integers to a list [closed]

res = [] for item in s.split(‘ ‘): … try: … int(item) … res.append(item) … except: … res += list(item) 5 solved How to separate string and integers to a list [closed]

## [Solved] What does int() function with 2 args do in Python

The second argument tells int the base of the input string. From the help: class int(object) | int(x=0) -> integer | int(x, base=10) -> integer | | Convert a number or string to an integer, or return 0 if no arguments | are given. If x is a number, return x.__int__(). For floating point | … Read more

## [Solved] iOS:convert hex data to integer format

Define a struct with all the correct types and order. Point the struct to the data. Then just access the items via the struct elements. Be careful with the types, it is probably best to use well defined types such as int8_t, uint8_t, uint16_t, int16_t, etc to insure the correct element size. You will want … Read more

## [Solved] How To assign a number in a integer variable to a string

You can use sprintf or snprintf. int c = 4; char tin [Some_Length]; sprintf(tin , “%d”, c); Or snprintf(tin , Some_Length, “%d”, c); Also, there is no string type in C. 1 solved How To assign a number in a integer variable to a string

## [Solved] Named int vs named float

The comment in the link says “integer, pointer and member pointer template parameters arenâ€™t lvalues” (emphasis mine). It does not say that named integer variables are not lvalues – they are. If there were such a thing as floating-point template parameters, then they wouldn’t be lvalues either; but named floating-point variables still would be. solved … Read more

## [Solved] how to check if a number is whole number or contains a decimal

If you want to know if the result of dividing a \$dividend by a \$divisor is going to be a whole number or a number with a fractional portion, you can test that condition first: if (my \$remainder = \$dividend % \$divisor) { print “\$dividend cannot be divided evenly by \$divisor.”, ” There is a … Read more

## [Solved] Expected primarly expression before ]? (C++)

The error message tells you that an expression is expected at a certain point in your code: calcNumbers(myArr[missing expression here ], type); Why is that? Because operator[] takes an argument (traditionally an index), as in myArr[1]. No argument, no compile. Note that this error occurs when you are using myArr. You have other places where … Read more

## [Solved] Java > Generate a lot of int

In Java 8 streams, you can generate a stream of integers between two numbers using: IntStream.range(lower, upper)… If you want them to be randomised, then you can use: Random random = new Random(); random.ints(count, lower, upper)… You can then use methods such as forEach, reduce or collect to do something with the stream. So, for … Read more

## [Solved] c# home works can’t solve [closed]

you can do the following: explanation for the code: Square is formed of 2 equal sides, so in order to draw the square using *, you will think of it like a matrix you need a loop to draw the rows and another loop to draw the columns, and both loop has upper limit which … Read more

## [Solved] How do I read a line of 12 numbers from a file and store it into an array?

This should fix your problem. It will parse all rows and place each line in a string stream. It then parses the string stream and streams the elements into doubles. It should work for any combination of rows and column elements. #include <iostream> #include <fstream> #include <string> #include <sstream> #include <vector> using namespace std; int … Read more

## [Solved] Assign first item of queue to int [closed]

It helps to read the documentation, that would have told you queue<int> q; … int cur = q.front(); q.pop(); solved Assign first item of queue to int [closed]

## [Solved] Simple C Program, Unknown output

The program has following issues: Array indexing is wrong : Array is of size 5 starting from 0 , you can use only till a[4] , but for scanf() , it tries to read value as &a[5]. No use of for loop when you are using hard coded index a[1],a[2],etc. Instead the below code will … Read more

## [Solved] Is there any reason to prefer one style of incrementing an int over another? [closed]

I would prefer i++ over the other two because it expresses a common idiom. Those lines of code all end up doing exactly the same thing. But if I’m scanning code for an increment, the ++ just sort of jumps off the page. Also, the i = i++ is actually incorrect. You meant i = … Read more

## [Solved] C reading input in while loop [closed]

Well, this piece of code int c; while ((c = getchar()) != EOF && c != ‘\n’); is used to clear the buffer, as mentioned in @napnac’s answer. It is mainly used instead of fflush (stdin);, which is UB. But note that this is successful only if the input buffer happens to contain data ending … Read more