49,761 Topics
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| | [code] #include <stdio.h> #include <conio.h> #include <iomanip.h> #include <ctype.h> #include <string.h> #include <iostream.h> #define input "d:\\tcpp\\bin\\files\\input.txt" #define tempo "d:\\tcpp\\bin\\files\\tempo.txt" void menu(void) { cout << "Menu\n\n"; cout << "A - Add\n"; cout << "D - Delete\n"; cout << "I - Display\n"; cout << "E - Edit\n"; cout << "S - Search\n"; …  |
 | for example 1*2*3*4*5*6 this is what i have: [CODE]#include <iostream> using namespace std; int main(){ int num =1; int i; for (i=1; i <=20; i++) { num *=i; cout<<num<< " * "; } system("pause"); return 0; } [/CODE]  |
| | I'm new in c++ so please be patient. ;) I'm trying to create abstract fabric. My errors: [ICODE]1>ObslugaOkna.obj : error LNK2019: unresolved external symbol "public: __thiscall Figury_Produkoj::Figury_Produkoj(void)" (??0Figury_Produkoj@@QAE@XZ) referenced in function "public: static long __stdcall ObslugaOkna::WndProc(struct HWND__ *,unsigned int,unsigned int,long)" (?WndProc@ObslugaOkna@@SGJPAUHWND__@@IIJ@Z) 1>C:\Documents and Settings\Mati\Pulpit\Nowy folder (4)\grs\Debug\grs.exe : fatal error LNK1120: …  |
| | Hi, I'm trying to get this program to read a file which contains a matrix. I am trying to output a text file which has the matrix of the input file but with the average of each row. Every time I enter the name of the inputFile and the outputFile … |
 | Hi, been programming all day long, and tryed to compile my program, everything is fine, except some kind of nonsense with ofstream.. These are the problems, and i don't know why ofstream says such things, because in my other programs everything is fine with seekg, or tellg, and everything else … |
| | Im creating a program in Dev C++ and the program has a switch statement in it to take the user to a differ 'page'. For example the user presses 1 and it takes them to a page that deals with orders etc. E.g. [CODE]switch(mainmenu) { case '1': Menu1(); break; }[/CODE] … |
| | Hi, I need some tips on how to fix the errors of this program. I do not understand what the linker errors are telling me. thanks in advanced. the errors are Error 1 error LNK2005: _main already defined in test.obj test2.obj Error 2 fatal error LNK1169: one or more multiply …  |
| | Hi friends, I have 3 different vectors, V1, V2 and V3. V1 and V2 have the same size and each line refers the same record. I would like to write a function that get each line from V3 and check if exists in V2, and if is == "M" in … |
| | [CODE] #include <iostream> #include<string> using namespace std; class Book { private: string title; double price; public: Book(); void setTitle(string s); void setPrice(double p); string getTitle() const {return title;} double getPrice() const {return price;} bool hasKeyword(string key); }; Book::Book() { title="None"; price=0; } void Book :: setTitle(string s) { title=s; } … |
 | hi.. i write this statement there is no errors but it not showing me the out put this is the my code: [CODE] #include<fstream> #include<iostream> using namespace std; int main() { fstream infile; fstream outfile; infile.open( "classnames.txt",ios::in ); outfile.open( "bufferednames.txt",ios::out ); infile.unsetf( ios::skipws ); int ch; for( int i=0; i<4; … |
| | Hi, I'm trying to make a program that reads a text file that contains about 4 rows of numbers and outputs the average for each row. I need help with these two errors. It is not complete but I need help on these so I can continue. Any help is … |
| | i have this code,and it works.but after running it closes after milliseconds.anywhere i put "getch()" gives error.what to do?[code]#include <iostream> using namespace std; int main() { int i,j,k; for( i = 10; i >= 1; i-- ) { for( j = 1; j < i; j++ ) { cout << … |
| | plz can any1 tel me hw 2 write exactly the same program as peteranswers.......in c++.... |
| | This is driving me mad. This program reads 8 records from an iseries data queue and then I get the segmentation fault. I can't work out why. Does anyone have any ideas? Please!! [CODE] #define WIN32_LEAN_AND_MEAN // Include the necessary DQ Classes #include <iostream> #include <fstream> #include <windows.h> #include <cwbdq.h> … |
| | Can any one help me with these codes: i m freaking out here I split my program in 3 parts. 1. main - prac.cpp 2. interface - base.h 3. implementation - base.cpp in prac.cpp the code is: [CODE]#include <iostream> using namespace std; #include "base.h" int main(){ Base ob; ob.set(); ob.get(); … |
| | Hello... I am making a program that could automatically install programs with one click, skipping the task of clicking the buttons like "Next", "I Agree", etc. I know such software are already available in the market but I want to create a customized one with my knowledge of C++. I … |
| | Basically what I'm trying to do is simple. My main problem is the random numbers, but in the comments i have some other issues... if you know how to fix them that would be great the other two main ones im having trouble with are: the do loop until the …  |
| | i need a program for this function s=1+1/3+1/5+... e=0.1 i dont know the e is...but in translation it is accuracy... Show me a way... |
| | I have to write a program that creates a dynamic array of five strings, store them and be able to access them. This is the code I have written so far. The console receives the information that is inputted, but I believe does not store them. Also I commented out … |
| | I'm trying to implement a maze program by using nodes that reads in a file and the user is able to enter a direction and solve the maze. My class will not output correctly and I've been working on it for a LONG time. Any help is appreciated! I also … |
| | [CODE]#include <iostream> #include <fstream> #include <sstream> #include <cstdlib> using namespace std; int dectoint (string st); int hextoint (string st); int bintoint (string st); string inttobin (int n); //string inttohex (int n); //string inttodec (int n); int main() { string st; cout<< "Enter a number in dec,hex,or binary: \n"; getline(cin,st); if … |
 | Could someone please explain the following code to me? It's not for class, more personal curiosity. Thanks in advance [code=cpp] while(!feof(infp)) { fgets(buf, MAXLINE, infp); fputs(buf, outfp); } [/code] what I'm mainly curious about is the argument o feof "infp." |
 | [CODE]#include <iostream> #include <windows.h> #include <ctime> using namespace std; double time1; int main() { const double seconds1 = time(0); string string1; while(1) { long double seconds2 = time(0); if(seconds2 == seconds1 + 5) { cout << "Five seconds went by.\n\n"; break; } } cin.clear(); cin.ignore(255, '\n'); cin.get(); return 0; }[/CODE] … |
| | how would you write a for loop that calculates the total investment over 40 years if a one pays $500 each month but every 2 years the payment increases 10%? |
| | Hi, I have a problem where I have to create a class called Employee and calculate things such as pay etc..Part of the problem is to override the stream insertion operator, and I did, but I have a problem with the syntax of printing something out. I have a method … |
 | Im having a bit of a problem with my binary search tree. For some reason my pointers arent connecting correctly. I'm pretty sure everything is correct but when i run it I keep getting this as the result. It inputs the numbers 1 5 7 9. [CODE]void insert(string word,vector<treeNode> &x) … |
| | Trying to compile a program, in my accounts.cpp I have 2 errors accounts.cpp:240: error: name lookup of `a' changed for new ISO `for' scoping accounts.cpp:234: error: using obsolete binding at `a' here's the code bool cAccount::IsOnline( int acctnum ) { if (acctnum < 0) return false; map<int, acctman_st>::iterator iter_acctman; if … |
| | so basically whats happening is its saying that im trying to call on the function before it appears... here's the code: [CODE]# include <iostream> # include <cmath> using namespace std ; char name [40]; // lets the players name be up to 40 characters int choice; int goblin = 250; … |
| | [CODE] while(temp != NULL) { if(temp->info.Name == cName) { temp->info.DiscountNumber = temp->info.DiscountNumber + 5; flag = true; } if(temp ->info.DiscountNumber > 25) { temp->info.DiscountNumber = 25; // prev->link = temp->link; // delete temp; //temp->link = first; // first = temp; } //cout<<"Discount is :" //<<temp->info.DiscountNumber //<<endl; prev = temp; temp … |
| | This is a program my instructor wrote and I have to create a program that similar in format. My issue is I don't quite understand what main is doing or how it works, was hoping someone could explain it to me in detail. Rolodex.h [CODE] #ifndef _ROLODEX_H_ #define _ROLODEX_H_ #include … |
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