// yukicoder: 836 じょうよ
// 2019.6.15 bal4u

#include <stdio.h>
#include <string.h>

#if 1
#define gc() getchar_unlocked()
#define pc(c) putchar_unlocked(c)
#else
#define gc() getchar()
#define pc(c) putchar(c)
#endif
long long in()    // 非負整数の入力
{
	long long n = 0; int c = gc();
	//	while (isspace(c)) c = gc();
	do n = 10 * n + (c & 0xf); while ((c = gc()) >= '0');
	return n;
}

void out(char *s, long long n)  // 非負整数の表示（出力）
{
	int i;
	char b[50];

	if (!n) *s++ = '0';
	else {
		i = 0; while (n) b[i++] = n % 10 + '0', n /= 10;
		while (i--) *s++ = b[i];
	}
	*s++ = '\n';
	*s = 0;
}

void outs(char *s) { while (*s) pc(*s++); }

char e[100005], f[100005];
char tbl[3][50];

int main()
{
	long long l, r, a, b;
	int i, n;
	
	l = in(), r = in(), n = (int)in();
	a = 0;
	if (l > 1) {
		a = --l / n;
		memset(e, 1, (int)(l%n));
	}
	b = r/n - a;
	printf("b=%lld\n", b);
	memset(f, 1, (int)(r%n));
	out(tbl[0], b-1), out(tbl[1], b), out(tbl[2], b+1);
	n--, outs(tbl[1+f[n]-e[n]]);
	for (i = 0; i < n; i++) outs(tbl[1+f[i]-e[i]]);
	return 0;
}