[algogeeks] C o/p help

[rahul sharma]

#include<stdio.h>
#include<conio.h>
void fun(char **);

int main()
{
    char *argv[]={"ab","cd","de","fg"};
    fun(argv);
    getch();
    return 0;
}

void fun(char **p)
{
     char *t;
     t=(p+=sizeof(int))[-1];
     printf("%s\n",t);
}

o/p: fg

can nyone xplain

the 2nd statement in fun?????

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