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int num_a=0, num_b=0;




return count( str[idx], idx);

#include<stdio.h>
#include<malloc.h>
main()
{
char *ptr[20]; // (char *) array with 4 columns and 20 rows, and I want to export it to stdout.
int i ;
for ( i =0;...

There are some function to know what is error we are getting .

perror , strerror .

perror function : We need to pass some string .

example :

After calling some function

In case of first snippet You just accessing array element by specifying its row and column value.



int a[2][2]={1,2,3,4};

// defined array structure
// a 0 1
// 0 1 2
// 1 3 4