All Questions
15 questions
-2
votes
2
answers
2k
views
Read a list of n numbers and make an array in C
So I want to take an input such as this:
The first input tells us the size of the array and the second line contains the numbers of array like this:
input:
3
1 2 3
And I want to make an array from ...
user15448629
0
votes
1
answer
53
views
The scan function isn't taking values in... It is just displaying the print function
void kmmil()
{
int x, y;
printf("a.KM TO MILS\n");
printf("b.MILS TO KM\n");
char c;
scanf("%c", &c);
printf("this is the value %c",...
-1
votes
3
answers
1k
views
find the sum of 2 numbers in c with input from user
#include<stdio.h>
int main(){
int num1=0;
int num2=0;
int sum=0;
printf("enter 2 numbers\n");
scanf("%d %d",&num1,&num2);
sum=num1+num2;
printf("%d",&...
0
votes
1
answer
1k
views
ARM assembly: How do I change the code to ask number input then print it out and then ask character input and print it out?
@ Use these commands to assemble, link, run and debug this program:
@ as -o student_inputC.o student_inputC.s
@ gcc -o student_inputC student_inputC.o
@ ./...
- 21
0
votes
1
answer
721
views
scanf each digit of integer AND store the whole number in C
Example input: 12345
As you can see I can store each digit "1" "2" "3" "4" "5" through scanf but how do I store the whole number "12345"? Can it happen within the same scanf line?
#include <...
- 235
0
votes
2
answers
77
views
how scanf handles standard input vs pipelined input
In the following code:
#include <cstdio>
using namespace std;
int N;
char x[110];
int main() {
scanf("%d\n", &N);
while (N--) {
scanf("0.%[0-9]...\n", x);
printf("...
- 3
-1
votes
3
answers
547
views
C power function and scanf [closed]
So basically, I need to get an input and square it. some reason the pow() function isn't working.
#include <stdio.h>
#include <math.h>
int main (){
int in, ans;
scans("%d", &in);...
2
votes
2
answers
608
views
"Freezing" an input line in console and printing on the lines above it?
I was wondering if there was a way to "freeze" an input line in order to separate input and output from each other in c. For instance, my console output is currently something like this:
1 ...
- 323
-1
votes
2
answers
58
views
Trying to print smallest, biggest and the mean value. Smallest isn't being printed correctly
So, I'm trying to create a program that outputs the smallest input, the biggest input, and the mean or average of the inputs. So far, the biggest and the average are working, but unless I enter ...
- 9
3
votes
5
answers
115
views
if statement for string comparison is not executing properly
I am trying to write a simple program for finding out areas of different shapes.The program is compiled fine but when it runs it does not give me the right answer. I mean When it runs it asks:
...
0
votes
1
answer
48
views
How to fix the running of my program in terms of conditional statements and output in C?
I have a problem with my input for my program:
#include <stdio.h>
#include <stdlib.h>
int confirm()
{
char c;
printf("Confirm (y/n): ");
scanf("%c", &c);
while (...
- 119
-1
votes
1
answer
74
views
Can't separate columns when reading txt file
Hi I managed to read txt files and printing them on the console window. I was given a task to select and sample a certain amount of data.
Example of txt file:
Voltage (V),Current (I),Power (W)
50,2,...
- 75
4
votes
2
answers
5k
views
Wrong format specifiers in scanf (or) printf
As of the printf function is concerned, I understand the following from few references and experiments.
When we try to print an integer value with format specifiers that are used for float (or) double ...
- 2,783
1
vote
2
answers
277
views
C Prints One Char More Without Value
I am trying to print the ASCII values of 3 char-type characters. When I input the first char it doesn't print the value of the char. After the first char it starts to give the value.
#include <...
- 11
1
vote
6
answers
3k
views
C Programming Input Error
int main(void) {
char *input;
printf("prompt>");
scanf("%s", input);
printf("%s", input);
return 0;
}
prompt>input
RUN FAILED (exit value 138, total time: 3s)
What's wrong ...
- 4,168