C / C++ Forum

What is the main purpose of using void keyword

The output should look like this: This program will print a character diamond. Enter a character: 6 Enter an odd number at least 1 but less than 40: 15 6 67876 6789:9876 6789:;<;:9876 6789:;<=>=<;:9876

I want a program that can convert fraction to whole number using C++ programming.

Create the equivalents of a four-function calculator. The program should request the user to enter a number, an operator, and another number. (Use floating point). It should then carry out the specified arithmetical operation: adding, subtracting, multiplying, or dividing the two numbers. Use switch case statement to select the operation. Finally...

Hey I'm trying to set up SFML but I get a couple errors: Editor: Code::blocks ||=== Build: Release in SFML_test (compiler: GNU GCC Compiler) ===| D:\SFML\lib\libsfml-graphics-s.a(CircleShape.cpp.obj):CircleShape.cpp|| undefined reference to `_Unwind_Resume'|...

main() { int a=3; float b=3.0; if(a==b) printf("3.0 is equal to 3 in c language"); else printf("it's not\n"); }

code: volatile*boolean*TurnDetected;**//*need*volatile * for *Interrupts volatile*boolean*up;] const*int*PinCLK = 2;*** //*Generating*interrupts*us ing*CLK*signal const*int*PinDT = 3;**** //*Reading*DT*signal const*int*PinSW = 4;**** //*Reading*Push*Button*swit ch * ...

please help how can i define the heat flux as a function of temperature of wall q=1000*(1-0.014*(T-298)) any one can help me in writing the UDF please

Hey guys, thank for the help before and maybe you can help me a little more :-). Here is the question they are asking... "Write a statement that reads a floating point (real) value from standard input into temperature. Assume that temperature. has already been declared as an double variable." I been trying to figure out what it means. I...

Pls I am new to c++ and visual studio, I would like to know how to add the gtkmm lib to visual studio directories. Any help will be very much appreciated.thanks

// 12 lines of code to work with windows // What I added is in red, the dark red far left // is needed the blue is what it wrote #pragma once namespace WriteRead { using namespace System; using namespace System::ComponentModel; using namespace System::Collections; using namespace...

Hey, How do you access a variable in main.cpp from a class? So if I want to get access to "board" how would I do so? main.cpp: Boxes board;

Can you help rectify two errors in the following program: 1. Statement missing ; 2. Declaration terminated incorrectly #include<iostream.h> #include<stdio.h> #include<conio.h> class student {

I have written below code ,for the problem stated on below link under topic Array multiplication , I am unable to get the insight of why is the code not working for any test case ? https://www.hackerearth.com/practice/math/number-theory/modulus-arithmetic/tutorial/ #include <stdio.h> #include<inttypes.h> #include<stdint.h>...

I am writing a program which involves lot of computation and 10^-7 difference is also making solution highly different. Calculation mainly consists of multiplying number by squareroot of 2 and addition of some number. I want to represent squareroot of 2 in some efficient way than floating point representation as representing that way is making...

I couldn't understand that statement

I have already posted this question on stackoverflow but still I couldn't get my doubt clarified , my code is not working on 1st and 3rd input ,please clarify this . http://stackoverflow.com/questions/39262644/how-to-find-the-maximum-product-of-two-prime-numbers-in-an-array/39262723?

I need to read a txt and store it in a dynamic string array the code I have now does but memory is wasted because it is static I like to read a txt and every word stored in a string array of dynamic #include <stdio.h> #include <conio.h> #define MAX_CHARS 20

i got problem of this question : The input date will have the format mm/dd/yyyy. A valid month value mm must be from 1 to 12 (January is 1). The day value dd must be from 1 to a value that is appropriate for the given month. February has 28 days except for leap years when it has 29. A leap year is any year that is divisible by 4 but not...

I referred this link ,but I am unable to get the logic behind using %%*c or % as format specifier . http://stackoverflow.com/questions/14494309/reading-multiple-lines-of-input-with-scanf And how to scan multiple lines of input when we don't know the end of input , say in those cases where we have an online compiler which would be giving its...

It is also given that in case of a tie, a smaller indexed vertex should be preferable to a larger indexed vertex. First in my approach i traversed graph using bfs finding distances of all vertices from start node ,i got the path length from start to end node,then i traversed from end node to start node by viewing if the length of node is one...

#include <iostream> using namespace std int main () { cout<<"please input the size of the square"); cin>>("%d";& size); for(int i=0;i<size;i++) {

How to write a program that reads a line of text, changes each letter to the lowercase, and place in a queue and onto a stack. The program should then verify whether the line of text is palindrome.

Hi, i am getting segmentation fault with the below code. size_t strlen(const char *str) { const char *str1 = str; if (str == NULL) return(0); while (*str)