cpy

/*
 * =====================================================================================
 *
 *       Filename:  cpy.c
 *
 *    Description:
 *
 *        Version:  1.0
 *        Created:  06/10/2011 09:39:13 AM
 *       Revision:  none
 *       Compiler:  gcc
 *
 *         Author:  FamiHug (fh), famihug@gmail.com
 *        Company:  familug.blogspot.com
 *
 * =====================================================================================
 */

#include <stdio.h>
#include <string.h>
#include <stdlib.h>

void NhapMaTran(float **matrix)
{
    int size = 3;
    int i,j;

    *matrix =  (float *)malloc(size * (size + 1) * sizeof(float));

    printf("Nhap vao ma tran: \n");
    for(i = 0; i < 3; i++)
    {
        for(j = 0; j < 4; j++)
        {
            scanf("%f",*matrix + i * (size + 1)  + j);
        }
    }
    printf("Nhap xong!\n");
    return;
}

void InRaMatran(float **matrix)
{
    int size = 3;
    int i,j;

    printf("Ma Tran: \n");
    for(i = 0; i < size; i++)
    {
        for(j = 0; j < size + 1; j++)
        {
            printf("%3.3f ",*(*matrix + i * (size + 1) + j));
        }
        printf("\n");
    }
    return;
}

void copyMatran(float **matrix, float **q)
{
    memcpy(q,matrix,sizeof(float) * 3 * 4);
}

int main()
{
    float *p, *q;
    q = (float *)malloc(sizeof(float) * 3 * 4);
    NhapMaTran(&p);
    InRaMatran(&p);
    copyMatran(&p,&q);

    InRaMatran(&q);

//
//  memcpy(cp,c,strlen(c) + 1);
//  int i;
//  for(i = 0; i < 4; i++)
//  {
//      printf("%d ",cp[i]);
//  }
//

    return 0;
}