SUMMER_Lab02_6.c

// Baekjoon Online Judge # 10820

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

char input[101] = { 0, };
int n1 = 0, n2 = 0, n3 = 0, n4 = 0;

void count()
{
	for (int j = 0; j < strlen(input); j++)
	{
		if (input[j] == 32)
		{
			n4++;
		}
		else if (input[j] >= 48 && input[j] <= 57)
		{
			n3++;
		}
		else if (input[j] >= 65 && input[j] <= 90)
		{
			n2++;
		}
		else if (input[j] >= 97 && input[j] <= 122)
		{
			n1++;
		}
	}
}

int main()
{
	while (scanf("%[^\n]s", &input) != EOF)
	{
		getchar();
		count();
		printf("%d %d %d %d\n", n1, n2, n3, n4);
		n1 = 0, n2 = 0, n3 = 0, n4 = 0;
	}

	return 0;