C :: Print All Pythagorean Triples With Length Of Hypotenuse

Oct 2, 2014

So this is a programming assignment right now that I'm working on. I was able to satisfy two or the requirements: to print all Pythagorean triples with the length of the hypotenuse being below the entered value and to state how many Pythagorean triples there are. I've come into a problem, though, since the final requirement is to state the largest Pythagorean triple. The problem is that it posts the values of a,b,c after the loop exits, which are going to be the values right below N (eg. N=19, then a,b,c=16,17,18).

Here is the program:

Code:
#include <stdio.h>
void main () {
int a,b,c,N;
int ctr = 0;

[Code] ....

My questions is how to fix this problem because putting it in the for loop will just cause it to repeat all values.

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Visual C++ :: Pythagorean Triples - Read Integer N And Print

Sep 27, 2014

I need to create a code in c fits the description below,

Description : A positive integer triple (a, b, c) with 0 < a < b < c and a^2 + b^2 = c^2 is called a Pythagorean triple. Write a program in C which reads an integer N and prints

1. the total number of Pythagorean triples (a, b, c) with c < N,
2. every such Pythagorean triple, and
3. the triple that has the largest value of c.

Hint: you can enumerate all possible pairs (a, b) with 0 < a < b < N and check if they satisfy a

2+b
2 < N2
.

Example Input/Output

- Enter a positive integer: [3]
There is no Pythagorean triple in this range.

- Enter a positive integer: [15]
There are 3 Pythagorean triples in this range:
(3, 4, 5)
(5, 12, 13)
(6, 8, 10)
The triple with the largest value of c is (5, 12, 13).

- Enter a positive integer: [6]
There are 1 Pythagorean triples in this range:
(3, 4, 5)
The triple with the largest value of c is (3, 4, 5).

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C++ :: Pythagorean Triples - Natural Ones And Multiples

Aug 30, 2014

Okay, I'm hunting down Pythagorean triples. Both the natural ones, and the multiples.

What I would like, is to read in a value n, and then output every pythagorean triple for which the values <a,b,c> are less than or equal to n.

I have a working program. However, if you run this code and then compare it to the list here [URL] ....

You will notice that there are slight discrepancies. Not every multiple on that list, is found by my program. It's almost perfect, but I would like to at least understand why some are missing. My code is simple, so I will post it in its entirety.

#include <iostream>
#include <cmath>
using namespace std;
int main() {
int n;
cout << "a*a + b*b = c*c" << endl
<< "a,b,c are all integers" << endl

[Code] ....

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C :: Program To Print The Length Of A String

Oct 20, 2013

Well what the title says, but I can't get it done. This is what I got

Code:
#include <stdio.h>#include <string.h>
int main(void)
{
char word;
int count;
printf("Enter a word.

[Code] ....

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C++ :: Print Out Square Of Stars With Different Length And Width Given?

Feb 27, 2013

#include <iostream>
using namespace std;
int main()
{

[Code].....

how do i change this code to accept two numbers from the user and print it as the different length and widtth? it has to be a for loop as well.[code]

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C++ :: Hypotenuse For ONE Side And ONE Angle?

Dec 7, 2014

On a right angled triangle, if the user inputs only ONE side length (not the hypotenuse) and only ONE angle, what code is required to work out the hypotenuse? I know how to work out the final side and the remaining angle once I have this.

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C/C++ :: Calculating Hypotenuse Of A Triangle

Apr 3, 2014

I wrote a function to calculate the hypotenuse of a triangle. My code looks fine but when i enter the two sides it does not give out the right answer. I really don't know what to do.

#include <stdio.h>
#include<Windows.h>
#include<math.h>
double hypotenuse(double side1, double side2);
int main(void){
double side1, side2, hyp;

[Code] .....

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C :: Declared A String Constant And Trying To Print Length Of String

Oct 9, 2014

In this code, i declared a string constant and trying to print the length of string. I know that if i write char a1[7] or char a1[] than it runs and give aggregate output, but in this case it is giving double length of string.

Code:

#include<stdio.h>
#include<conio.h>
#include<string.h>
void main()
}

[code]....

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C++ :: Program To Calculates Hypotenuse Of A Right Triangle

May 12, 2014

How to do the function part here is the question. "Write a program that calculates the hypotenuse of a right triangle. the program should ask the users to enter the length of the two legs of the right triangle and the program should call a function hypotenuse() that will calculate and display the length of of the hypotenuse. NOTE: The program should include a prototype for the function hypotenuse()" i have this so far

#include <iostream>
4 #include <cmath> // Needed to use the sqrt function
5 using namespace std;
6
7 int main()
8 {
9 double a, b, c;

[Code] ....

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C :: Calculate Hypotenuse Of Right Angled Triangle - Function Does Not Take 0 Arguments

Mar 9, 2013

error C2660: 'CalculateHypotenuse' : function does not take 0 arguments

Code:
#include"header.h"
#include<stdio.h>
#include<conio.h>
#include<math.h>

[Code] .....

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C :: Won't Print Numbers Sorted When Use Print Function

Nov 17, 2013

I am making a program where the user enters numbers into an array and then a number,x. The array is sorted, then x is inserted into the appropriate place. I wrote my selection sort

Code:

void Sort(int ary[], int size)
{
int temp;
int smallest;
int current;
int move;
}

[code]....

put it wont print the numbers sorted when I use my print function, just the unsorted numbers.

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C/C++ :: Using Print Statement To Print Certain Number Of Spaces

Sep 1, 2014

is there a to use printf to print certain number of blank spaces, where the number is derived from the output of a function?

for(m=low; m<=high;m++)
{
printf("t=%2d %'f(m)-1's %3c", m, ' ',*);
}

This is suppose to output

t=-3 *
t=-2 *
t=-1
.
.
.

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C# :: Length Cannot Be Less Than Zero

Nov 12, 2014

Exception Details: System.ArgumentOutOfRangeException: Length cannot be less than zero. Parameter name: length

using System;
using System.Data;
using System.Configuration;

[Code]....

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C++ :: Can't Get Length Of String

Nov 20, 2013

I'm trying some codes about string arrays and taking array length. But i have some problems. I can't get length of string and can't send to a function.

------------------------
#include<iostream>
#include<cstring>
#include<string>
using namespace std;
void GetLength(string);
std::string Words[]={"table","gun","programming"};
int main()
{std::string InputWord;

[Code]...

And how can send Matrix to other function?

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C++ :: Can Get Length Of Integer?

Oct 3, 2013

The programming problem is supposed to take a decimal number from a user and turn it into a binary number. Here is my code:

for (int i=0; i< count; i++) {
binary[i] = decimal % 2;
decimal = decimal/2;
} cout << binary[2] << endl;

decimal is the number entered by the user.

binary [] is the char array and count is... you know how many times the for loop will turn. So my question is, how do i know the length of the number ? Any function that shows the integer length ? because its impossible to know what count is equal to. like 100 is 3.

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C++ :: Find Every Permutation With Length From 1 To N?

Jan 29, 2015

I need to be able to find every possible permutation using all possible values of a char. But I have to make it be able to form permutations from a length of 1 to variable N. For example, if N=3, I need it to be able to come up with

0x00
0x01
.......
0x00 0x00
0x01 0x01
.......
0xff 0xff 0xfe
0xff 0xff 0xff

How could I do this. (I would like to avoid recursion, since N might be as large as 50 or 60 and using recursion would most likely cause a stack overflow)

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C :: How To Determine Length Of Array

Apr 16, 2013

I'm working with arrays that might have NULL bytes in them and I'm wondering how to determine the length of the array or store it somewhere with the array (strlen() won't work because of the NULL, right?).

I've found advice like store the length of the array in the first byte of the array, but since sizeof(size_t) is 8 should I leave the first 8 bytes for the length?

Would it be better do define my own structure which would store the array and its length? What's the usual way these things are handled in practice?

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C :: Fgets - How To Get Line Length

Apr 20, 2013

Code:
char line[BUFSIZ];
while ( fgets(line, sizeof line, file) != NULL ){
llen = strlen(line);
printf("%d - %s
",llen,line);
}

I get a full line printed but my llen is the size of my buffer. how do i get the total size om my line from the beginning to " "

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C :: Exceed Array Length

Feb 9, 2014

I was reading in a book I had about C that an array has at the very end a "null character" signifying the end of the string inside it, "/o". So that made me think, "I guess one needs to declare arrays as having 1 extra space than one expects the array to need. I wonder what will happen if I exceed the array length?" So I made a program to test it out. Here is the program/results:

Code:

#include <stdio.h>
int main(void){
char name[3];
printf("
What's your name?
");
scanf("%s", name);
}

[code]....

As you can see my name was able to fit in the array somehow even though I only allocated 3 bytes to the array. I tried again using my legal first name, Benjamin, and it was still able to fit. How is the array able to hold my name when I declared it as only having 3 bytes?

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C++ :: Function That Get Length Of Integer?

Nov 23, 2013

Any good function that get the length of an integer in C++

I do know of str.length(), however i want something similar for integers

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C++ :: Incorrect Length Of Array?

May 24, 2013

i having a code to pass in array as argument, but the length returned is 1. This is not match with the array size.

int Getsize(int Array[])
{
int len = sizeof(Array)/sizeof(int);
cout << len << "
";
}
int main()
{
int X[] = {45, 12, 54, 83, 41, 36};
getsize(X);
}

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C++ :: How To Change Length Of Text

Oct 5, 2014

im new to c++ ,so my question is how do i change a length of a text. for example hi my name is blah blah blah. nice to meet you. (n i want every lines to have 8 chars how do i do that)

(hi__my__
name_is_
balh____
blah____
blah____
._nice__
to_meet_
you.) (_ equal space)

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C++ :: How To Find Length Of String

Jul 6, 2014

int t;
string a;
cin>>t;
getline(cin,a);
int len=a.length();
cout<<a<<" "<<len;

[code].....

why is the length 0?what can I do to get the correct length of the input string?

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C++ :: Length Of String Array?

Sep 7, 2013

I can't find any method of retrieving the length of an array except for doing this:

string first[] = {"a","be","see"};
int length = sizeof(first)/sizeof(first[0])

This is a very unconventional way of getting the length of an array.

first->length() would return 1 because it returns the number of letters in the first element of the array (which actually makes no logical sense).

first.size() would return 1 aswell as it's practically the same thing.

Since getting the length of an array is such a fundamental feat, how come I can't find a decent method of doing it?
Is there no buildt in method for this? If there is not, why has it not been implemented in the std?

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C++ :: How To Set Fixed Length For String

May 28, 2013

The input consists of one or more packets followed by a line containing only # that signals the end of the input. Each packet is on a line by itself, does not begin or end with a space, and contains from 1 to 255 characters.

it said 1 to 255 characters

i have to use getline(cin,str);

i tried str[255] but some error happen

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C++ :: Change Length Of Array Using GDB

Jun 16, 2014

I have a program with the following code, and I need to be able to either change the value of any or all of the strlen or to replace one or all with a temp array value. All values of the expression are arrays.

if (::strlen(tc_buf) + ::strlen(maxtime_buf) + ::strlen(" ") < sizeof(localBuf))

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