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

#define N 5

char *func(char *str1[][N], char *str2[][N])
{
    for (int i = 0; i < N; i++)
    {
        for (int j = 0; j < N; j++)
        {
            printf("%c", *(*(str1 + i) + j));
        }
        printf("\n");
    }
    return *str1;
}

void main()
{
    char str1[][N] = {{"abcer"},
                      {"rygqb"},
                      {"iylfe"},
                      {"optus"},
                      {"vqdda"}};

    char str2[][N] = {{"qscbd"},
                      {"tgvcs"},
                      {"azzfp"},
                      {"duufu"},
                      {"wddda"}};

    char *res = func(str1, str2);
}