vedel by mi niekto pomoct s programom v c++??
potrebujem na zapocet nejaky lahucky priklad s objektami a triedami a nejaku maticu s ukazovatelom a funkciou..vopred dakujem..ja som do toho strasne blba...
Fórum › C / C++
Prosim pomoc
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Uz to tu niekde bolo.. staci sa preklikat.. uz sa u riesili domace ulohy tohto typu.. ;) Btw ide o C++ alebo C?(vecsinou zadani som vydel v Cecku)
tu je jeden priklad ale v Cecku:
http://www.programujte.com/forum.php?akce=prispevek&id=2534#18486
alebo je to dost stare ale myslim ze tam som robil pre brata matice:
#include <stdio.h>
#define MAX 100
/* GLOBALNE PREMENNE */
int matica[MAX][MAX]; /* dvojrozmerne pole o MAX x MAX prvkoch */
int i,j; /* premenne vyuzivane v cykloch */
/* VLASTNE FUNKCIE */
void koniec(void)
{
char c;
printf("\n");
printf("\nStlacte ENTER pre ukoncenie...");
scanf("%c",&c);
scanf("%c",&c);
exit(0);
}
void nacitaj(int r) /* nacitanie prvkov matice */
{
printf("\nZadajte jednotlive prvky matice:\n");
for (i=0;i<r;i++)
for (j=0;j<r;j++)
{
printf("a%d,%d= ",i+1,j+1);
scanf("%d",&matica[i][j]);
}
}
void vypis(int r) /* nacitanie prvkov matice */
{
printf("\n\nVypis zadanej matice:\n");
for (i=0;i<r;i++)
{
for (j=0;j<r;j++)
printf("%d\t",matica[i][j]);
printf("\n");
}
}
void vysledok(int n,int p)
{
if ((n==1) || (p==1)) printf("\nZadana matica je trojuholnikova!");
else printf("\nZadana matica nie je trojuholnikova!");
koniec();
}
void over(int r) /* zistuje, ci je zadana matica trojuholnikova */
{
int nad=1,pod=1,k=1;
for (i=0;i<r;i++)
{
for (j=k;j<r;j++)
{
if (matica[j][i]!=0) pod=0;
if (matica[i][j]!=0) nad=0;
}
k++;
}
vysledok(nad,pod);
}
/* HLAVNA FUNKCIA ... main() */
int main(void)
{
int n,m;
printf("\nZadaj pocet riadkov (2-100): ");
scanf("%d",&n);
printf("\nZadaj pocet stlpcov (2-100): ");
scanf("%d",&m);
if (n!=m)
{
printf("\nMatica nie je stvorcova!!!\n");
koniec();
}
nacitaj(n);
vypis(n);
over(n);
return 0;
}
alebo
#include <stdio.h>
#include <conio.h>
#include <string.h>
#include <stdlib.h>
#define ERASE_LEFT 0
#define ERASE_RIGHT 1
#define SPACE 32
#define CLOSE_STRING 0x00
//////////////////////////////////////
// Funkcia ktora otoci zadany text
// navratom je ukazovatel na text
//////////////////////////////////////
char* reverse_text(char* povodny)
{
//deklaracia premennych nastavenie ich hodnot
int size = strlen(povodny);
char* t = (char*)malloc(size);
int i,z; //icko sa pripocitava a ztko sa odpocitava
//otocenie
z = size - 1; // - 1 koli tomu lebo prvy znak je 0 ktory znaci koniec stringu
for(i = 0; i < size; i++)
{
t[i] = povodny[z];
z--;
}
t[i] = CLOSE_STRING; //nakoniec zapiseme 0 ktory znaci koniec stringu
return t; //vratime ukazovatel na string
}
///////////////////////////////////////////////////
// Tato fcia sa stara o nahradzovanie
// pismen medzerou, pocet nahradenych pismen
// sa zadava do premennej count a to z ktorej
// strany sa ma realizovat nahradzanie je
// flag ktory moze bit ERASE_LEFT a ERASE RIGHT
//////////////////////////////////////////////////
char* erase_text(char* text, int count, int flag)
{
//Deklaracia potrebnych premennych
int size = strlen(text);
char* t = (char*)malloc(size);
int z = 0;
//Erasing
for(int i = 0; i < size; i++)
{
//nastavy sa ci sa ma odpocitavat alebo pripocitavat
if(flag == ERASE_LEFT)
z = (size - i) - 1;
else
z = i;
//test ci zapisat medzeru alebo znak podla count
if(i < count)
t[z] = SPACE;
else
t[z] = text[z];
}
t[i] = CLOSE_STRING;
return t;
}
/////////////////////////////////////////
// Fcia zacne vypisovat riaadky formou:
// PROGRAM MARGORP
// PROGRA ARGORP
// PROGR RGORP
// PROG GORP
// PRO ORP
// PR RP
// P P
// Najpr do pomocnej premennejtext_rev
// otoci text pomocou reverse_text() a
// potom ho vypisuje a upravuje pomocou
// fcie erase_text()
/////////////////////////////////////////
void render_text(char* text)
{
//Deklaracia potrebnych premennych
char* text_rev = reverse_text(text);
int size = strlen(text);
//renderacia textu
for(int i = 0; i < size; i++)
{
printf("%s %s\n",erase_text(text,i,ERASE_LEFT),erase_text(text_rev,i,ERASE_RIGHT));
}
}
int main(int argc, char* argv[])
{
//Deklaracia
char text[255];
//nacitanie textu maximalne 255 znakov
printf("Zadajte text:");
scanf("%255s",&text);
//vypisanie textu(jeho renderovanie
render_text((char*)&text);
return 0;
}
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