// ex_ch9_3.c
#include <stdio.h>

void print_char(char ch, int times, int lines);

int main(void)
{
	print_char('X', 4, 7);
	
	return 0;
}

void print_char(char ch, int times, int lines)
{
	int current_line;
	int current_time;
	
	for (current_line = 1; current_line <= lines; current_line++)
	{
		for (current_time = 1; current_time <= times; current_time++)
			putchar(ch);
		putchar('\n');
	}
}