Exercise 3-4 Statistical Characters (15 points)
This question requires writing a program, enter 10 characters, and count the number of English letters, spaces or carriage returns, numeric characters and other characters.
Input format:
Input 10 characters. The last carriage return indicates the end of the input, which is not counted.
Output format: output in the format of
letter = number of English letters, blank = number of spaces or carriage returns, digit = number of digit characters, other = number
of other characters in a line.
Input sample:
aZ &
09 Az
Output sample:
letter = 4, blank = 3, digit = 2, other = 1
Author
Yan Hui
Unit
Zhejiang University City College
Code length limit
16 KB
time limit
400 ms
memory limit
64 MB
#include <stdio.h>
#include <ctype.h>
int main(void) {
char ch;
int letter = 0, blank = 0, digit = 0, other = 0;
for (int i = 0; i < 10; i++) {
ch = getchar();
if (isalpha(ch))
letter++;
else if (isalnum(ch))
digit++;
else if (ch == '\n' || ch == ' ')
blank++;
else
other++;
}
printf("letter = %d, blank = %d, digit = %d, other = %d",
letter, blank, digit, other);
return 0;
}