A negative number is a number that is less than 0. It is signified by a preceding hyphen (i.e. -12,345).
This tag should be used for any questions dealing specifically with negative numbers.
Questions tagged [negative-number]
599 questions
-2
votes
5 answers
Return a negative value
I'm trying to implement a function where I have 2 players and their payoffs depends on their actions.
def game(action1,action2):
if action1 == "a" and action2 == "a":
payoff1 = 1
payoff2 = 1
elif action1 == "a" and action2 == "b":
…
user3085433
- 43
- 2
- 10
-2
votes
4 answers
python remove leading negative sign in string
I want to test if a string has a negative leading character, and then delete that character if True.
I've tried:
value_a = "-50.1342"
temp_a = value_a.split(".") #needed for other purposes
if temp_a[0].startswith('-'):
del temp_a[0]
print…
Yafim Simanovsky
- 531
- 7
- 26
-2
votes
1 answer
Python negative values in variables in multiplication
I'm working on a program from Guttag's book, specifically altering the code from page 33 to work with negative numbers. The program is trying to find the square root of a number by using bisection search.
My problem in short:
>>>…
Pyth0n N00b
- 9
- 1
- 1
- 1
-2
votes
3 answers
Regex, positive or negative int not preceding by 0 or minus
I want to create a filter which checks if typed value is expected.
Allowed are negative and positive (without '+' sugn) numbers not preceding by zero. Also negative sign itself is allowed.
Problem is I can do search of negative number but I don't…
rainbow
- 1,161
- 3
- 14
- 29
-2
votes
2 answers
java negative double to the power of a pos/neg double
i am trying to use an exponential to work out the distance the z coordinate would be on screen from the basic z coordinate the object is, as the further away the object is the slower the object moves away and vice versa when the object is coming…
Green.jab
- 7
- 3
-2
votes
1 answer
Logic concerning negative num inputs being converted to positive num inputs
Maybe I'm asking google all the wrong questions but I scoured the internet and could not find posts similar to my unique problem.
This is a simple coding challenge from FreeCodeCamp:
I need to work on the function abTest(a,b) where when a OR b is…
jaysonder
- 377
- 4
- 12
-2
votes
4 answers
sum of negative int in list
I am trying to add all of the negative integers in a user input list, but the function always returns 0 as the answer. It works if I include the list as part of the function, but not when its user input. The code I have is:
def…
user5514218
- 11
- 1
- 1
- 1
-2
votes
2 answers
Why do I get 0 when I print the result of fraction in C?
I have something like this in my code:
a = -2;
b = 1/a;
printf("%d", b);
The printf is printing 0. Does anyone know why this is? And what do I do to get -0.5? I also tried "%.2f" and that gave me 0.00.
Thanks
Chibuikem
- 45
- 5
-2
votes
1 answer
Push into negative array
Is there a way to push values into a negative array?
Lets say I'm doing something like this...
my @arr;
push (@arr, "one");
push (@arr, "two");
push (@arr, "three");
$arr[-1] = "neg_one";
$arr[-2] = "neg_two";
$arr[-3] = "neg_three";
for (my…
Ryan Dunphy
- 792
- 2
- 10
- 33
-2
votes
1 answer
How do you compare numbers greater than 9 or negative in NASM/MASM assembly?
I'm allowed to use the C functions printf, scanf, and puts. I get a number from the user (which is easy), but I need to check to see if it's less than 0 or greater than 255? I know how to compare single digit numbers but am stuck on how to compare…
Coder4Lyfe
- 23
- 4
-2
votes
2 answers
Integer.parseInt("-1") result an error
I'm writing new accounting program for my customer on Android,In some case I need to convert text of EditText to integer,but when I want to parse "-1" the java.lang.NumberFormatException occured!
for understanding my problem try this:
int i =…
Yashar Aliabbasi
- 2,663
- 1
- 23
- 35
-2
votes
1 answer
If Statement? Don't add numbers into total variable if they are negative
Question, how do I make it so when an user-inputted number is negative, it isn't added to the total variable that will be ouput?
Code below!
function lab10logicInLoopsPart1()
{
lCounter = 1;
var total = 0;
userNumber = 0;
while(lCounter < 6)…
minecraftModder
- 13
- 5
-3
votes
1 answer
if-else-if: getting an unexpected negative output
So i have this program, where when I select the area and type, the DP will generate.
The problem is, when I select another type (tipe-45 and tipe-54), the result is showed in minus. What is the problem?
if(rb1.isSelected() && t1.isSelected()){
…
HERI
- 13
- 1
-3
votes
1 answer
How to take in a list of numbers with negative signs?
I tried this but it gave me this error: SyntaxError: illegal expression for augmented assignment.
The input will be something like this: -2 4 -1
x_forces, y_forces, z_forces = 0
x_forces, y_forces, z_forces += map(int, input().split(' '))
AboKhaleel
- 3
- 4
-3
votes
2 answers
Multiplying adjacent elements and compare which has a higher value
I am trying to compare which has a greater quotient when multiplying adjacent elements:
public static void main(String args[]) {
int[] inputArray = {-5, 8, -9, 1, -5, 4};
int x = 0;
long maxsofar = 0;
while (x < inputArray.length -…
George
- 11
- 3