#include <stdio.h>
#include <string.h>
void printit(char line_of_char[], int index);
int main()
{
char line_of_char[80];
int index = -1;
strcpy(line_of_char, "1234567890");
printit(line_of_char, index);
return 0;
}
void printit(char line_of_char[], int index)
{
if(line_of_char[index])
{
index++;
printf("+%c", line_of_char[index]); /*how come this is not being
printed after "-" was printed*/
printit(line_of_char, index);
printf("-%c", line_of_char[index]);
}
}
o/p=+1+2+3+4+5+6+7+8+9+0+--0-9-8-7-6-5-4-3-2-1
can anyone explain how this program is working( why +-- between two
zero's and how second printf is returning value in recursion)
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