https://www.onlinegdb.com/online_c_compiler



#include <stdio.h>

#include <stdlib.h>

#define MAX_LIN 3

#define MAX_COL 2

#define DIM_MAX 6

int main()

{

    int mat[10][10],i,j;

    int vec[DIM_MAX];

    int k = 0;

    printf("Enter your matrix\n");

    for(i=0;i<MAX_LIN;i++)

      for(j=0;j<MAX_COL;j++)

      {

        scanf("%d",&mat[i][j]);

      }

    printf("\nHere is your matrix:\n");

    //parcurgere matrice si verificare nr perfect

    for(i=0;i<MAX_LIN;i++)

    {

        for(j=0;j<MAX_COL;j++)

        {

          if(CheckPerfectNumber(mat[i][j]) == 1)

          {

            vec[k] = mat[i][j];

            k++;

          }

        }

        printf("\n");

    }

    //printare vector

    for(i=0;i<k;i++)

        printf("%d ",vec[k]);

}



int CheckPerfectNumber(int number)

{

    int rem, sum = 0, i;


    for (i = 1; i <= (number - 1); i++)

    {

        rem = number % i;

                if (rem == 0)

        {

            sum = sum + i;

        }

    }

    if (sum == number)

    {

        printf("Entered Number is perfect number\n");

        return 1;

    }

    else

    {

        printf("Entered Number is not a perfect number\n");

        return 0;

    }

}