20 lines · 251 B · C
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#include <u.h>#include <libc.h>#include <bio.h> voidmain(int argc, char **argv){	Biobuf b;	char *s;	int n;  	n = atoi(argv[1]);	s = malloc(n+1);	memset(s, 'a', n);	s[n] = '\0';	Binit(&b, 1, OWRITE);	Bprint(&b, "%s\n", s);	Bflush(&b);}