#include <stdio.h>
int main()
{
const char msg[]="( 3,5) (300 ,500) (543, 657) (1,2) ( 7 , 9 )";
const char *ptr;
int y,x,ret,offset;
for(ptr
=msg
;sscanf(ptr
," ( %d , %d )%n",&y
,&x
,&offset
)==2;ptr
+=offset
) printf("%d,%d\n",y
,x
); return 0;
}
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