#include <stdio.h>
#include <unistd.h>
int main() {
int ret1,ret2;
pid_t chd;
chd=fork();
if(chd==0)
ret1 = execlp( "pwd", "pwd", (char *) 0);
else if(chd>0)
ret2 = execlp( "date", "date", (char *) 0);
return 0;
}