49,757 Topics
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 | #include<iostream> using namespace std; int main () { char a; double length; double width; double Area; cout<<"Please\n"; cout<<"\t1- Enter \"S\" or \"s\" to calculate the square area\n"; cout<<"\t2- Enter \"R\" or \"r\" to calculate the rectangle area.\n"; cout<<"\t3- Enter any Key to Exit\n"; cout<<"Please enter the length of square"; cin>>length; … |
 | Hi, I'm looking for embedded system or os source code example. Just to learn some common error or good way to write some device process. Probably in C or C++. Is there any good suggestion? |
 | take an input date of birth from the user and display star of entered date of birth Plz help me in ths programm |
| | #include<iostream> using namespace std; int main() { int len1; cout<<"please enter the length of arrayn 1"; cin>>len1; cout<<"creating array now"; int *arr1= new int[len1]; cout<<"please enter the elements now"; for(int i=0;i<len1;i++) { cin>>arr1[i]; cout<<endl; } return 0; cout<<arr1; delete [] arr1; } In the above code, the program stops execution … |
| | I am trying to use column major order to a 2d matrix which I am using as 1d. int N=3,R=2; for (int i=0;i<N;i++){ for (int j=0;j<R;j++){ //printf("\nX[%d]=%d\t",i+j*N,res[i+j*N]); //column major // printf("\nX[%d]=%d\t",i*R+j,res[i*R+j]); //row major } printf("\n"); } but the column major doesn not work as it should. Also,if I want to … |
 | OK, I've acheived HULK SMASH levels of frsutration with this one. I simply want to parse a date in the form of ##/##/#### The code below works peicemeal, ie each part SEEMS to work, but if I cout at the bottom the day is dissapearing or spitting out erroneous crap. … |
 | Hello, I have a file which I need to read which contains some unusual characters (EG: '╠') and I need to be able to read it and convert those characters to numbers. As an example of what I am looking for would be code that reads a file and prints … |
 | I am trying to create a palindrome checker using a single stack and pass by reference method. I just have to write the evalPalindrome() method and then I input it into a web application which holds the main. For some reason, however, when the main is calling the pass by … |
 | #include<stdio.h> #include<math.h> int main() { int n,nstart,nstop,nstep,i,j,zNumber; ` printf("Please enter a value of a positive integer nstart: "); scanf("%d",&nstart); printf("Please enter a value of a positive integer nstop: "); scanf("%d",&nstop); printf("Please enter a value of a positive integer nstep: "); scanf("%d",&nstep); printf("Number\t\tzNumber\n"); printf("------\t\t-------\n"); n=nstart; zNumber= double pow(double_n,double_i); while(i<=nstop){ zNumber = … |
| | #include<iostream> using namespace std; int main() { int test; cin>>test; while(test--) { int start,end,m; cin>>start; cin>>end; bool arr[end]; for(int i=0;i<end;i++) arr[i]=true; for(int i=2;(i*i)<=end;i++) { for(int p=2;(p*i)<=end;p++) { m=(p*i-1); arr[m]=false; } } for(int i=start-1;i<=end;i++) { if(arr[i]!=0&&i!=0) cout<<i+1<<endl; } } return 0; } |
 | i need parallel program that can sort 500,1000,1500,2000 numbes in bubble sort,selection sort,insertion sort and merge sort.  |
| | Hi guys im a beginner at programming i started a book for beginners im only on lopps now but as uasuall i googled and wondered off into classes i keep getting this error, i initialized the float variables in the class by using the constructor. I'm not sure if this … |
| | If I want to multiple 2d arrays as 1d how should I do it? I mean ,I have a 2d array and I map it as 1d: for(int i=0;i<rows*cols;i++) A[i]=... I know how to multiply 2 arrays as 2d ,but representing them as 1d? |
| | A space shuttle measured the distance between earth and Mars as a very large integer number of centimeters. Write a C++ program that reads such distance as centimeters and displays the kilometers, meters and centimeters equivalent.  |
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 | Hey guy. I'm a new beginner in C++. I'm have some problem with my new code I have just written. I try to draw a triangles with from the characters "*". But it isn't work like I want. Here is it. `#include <iostream> using namespace /* Draw a triangles */ … |
| | hi friend i would like to make a programe in c++(code block) . which include the fallling candy, and the candy is collected by a baby below. so could you help me to make that game in c++  |
| | well i tried to execute the following code.. #include<process.h> #include<conio.h> #include<dos.h> #include<stdlib.h> #include<stdio.h> void main() { system("dir"); getch(); } but it did not execute the system command... what went wrong?? plz mail me at [email]prajwaludupardx_369@yahoo.co.in[/email]  |
 | how and what statement is compiled by compiler. want to check step by step so that i can understand the logic of a program for example in nested for loop when and how many time inner loop will execute and when outer loop execute. hope understand my question  |
| | Hi, First of all, I'm a newbeginner in C++. Ok, basically I'm tring to make a calculator with functions. Every function calculates either addition, subtraction, division or multiplication, pretty simple. Though I can't get it to call these functions! Here, take a look at my code: #include <iostream> using namespace …  |
| | How i can make a Matrix by using 2 dimension arrays and function ? please i need answer thanks. |
 | My program is almost done, but when i try to convert a number into cents, it does not calculate the cents properly. So if i enter 325, it says i have 3 dollars and 325 cents and my running total is not working. Each time NormalizeMoney is called it should … |
 | I newbie on C++, I hope everyone help me learning by ebook tutorial simple C++. Thank so much !  |
 | Hi! I've had this problem for a couple of days now, and I don't know what it is. My Visual Studio 2012 project worked perfectly before, but now it just hangs at the "Generating code..." part. It *litteraly* takes forever. I once left it for more than 30 minutes, and …  |
 | Hi really need help. I'm new to programming and my teacher just gave a problem program "Conversion from any base to base 10" . So search in google and find this source code. I just combined the source code. This will run if it not combines. But I want this … |
| | what is the output that accepts integer value to num and i and calls a function that changes to zero the ith digit of a num if it is an odd value,if there is ith digit the value will remain the same.USE POINTER TO AN ARRAY. |
| | Hi Kind-DaniWebbers, How do you initialise a boost::archive:binary_oarchive in a different place to where you declare it? So: class CBase { std::ofstream m_ofs; boost::archive:binary_oarchive m_binOA(); // <== default constructor virtual void Open(std::string& s) = delete; }; class CDerived : CBase { void Open(std::string& s) override { CBase::m_ofs("filename.bin", std::ios::binary); CBase::m_binOA(CBase::m_ofs, /*flags*/); … |
 | Here is an example on how to put at least lines and circles onto your windows console display. Yes, you have to jump through a hoop to do it. Dev-C++ can do this thanks to some BCX generated code. You have to set up your project as a Console Application …  |
| | Hi All, I've just joined your community hoping to get help with Visual C++ and Visual Studio 2008. I'm not much of a developer and different people were putting this together for me so the code is a bit messy as well. Right now I have everything in place but … |
 | • my assignment is to find the commission of each monthly sales,how can i get the right answer? monthly sales is 0-19,999(4%)/ 20,000-29,999(5%) /30,000-39,999(6%) / 40,000-49,999(7%) 50,000-above(9%) using if/else statement then,,how can I make a flow chart related on this problem.? can you plese lead me to the right answer? |
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