Anonymous

/* Count Digits */
#include <stdio.h>

main()
{
	int c, i, nwhite, nother;
	int ndigit[10];
	
	nwhite = nother = 0;
	
	for (i = 0; i < 10; ++i)
		ndigit[i] = 0;
	
	while ((c = getchar()) != EOF)
		if (c >= '0' && c <= '9')
			++ndigit[c-'0'];
		else if (c == ' ' || c == '\n' || c == '\t')
			++nwhite;
		else
		++nother;
		
		printf("Digits =");
		for (i = 0; i < 10; ++i)
			printf(" %d", ndigit[i]);
		printf(", white space = %d, other = %d\n", nwhite, nother);
	}