#include <stdio.h>
#include <string.h>
 
int
main()
{
  char            s[31], *t[] = {"小文字", "大文字", "数字"};
  int             i, r[3] = {0, 0, 0};
 
  printf("文字列を入力して下さい.");
  scanf("%s", s);
  i = strlen(s);
  while (i--) {
    r[0] += ('a' <= s[i]) && (s[i] <= 'z');
    r[1] += ('A' <= s[i]) && (s[i] <= 'Z');
    r[2] += ('0' <= s[i]) && (s[i] <= '9');
  }
  for (i = 0; i < 3; i++)
    printf("%sは%d文字,", t[i], r[i]);
  puts("です.\n");
 
  return 0;
}

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