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#include <stdio.h>
#include <string.h>
//#include <strings.h>
#define index(a,b) strchr(a,b)
#define rindex(a,b) strrchr(a,b)
int main()
{
char a[10];
printf("%s\n", index
(a
, 'o'));
printf("%s\n", rindex
(a
, 'l'));
printf("%d\n", rindex
(a
, 'x') == NULL
);
return 0;
}
/* vim: set expandtab ts=4 sw=3 sts=3 tw=80 :*/