25 lines
443 B
C
25 lines
443 B
C
#include <stdio.h>
|
|
#include <ctype.h>
|
|
|
|
int main(){
|
|
int ch;
|
|
int line_count = 0;
|
|
|
|
while((ch = getchar()) != EOF){
|
|
if(islower(ch)){
|
|
putchar(toupper(ch));
|
|
}else if(isupper(ch)){
|
|
putchar(tolower(ch));
|
|
}else{
|
|
putchar(ch);
|
|
}
|
|
if(ch == '\n'){
|
|
line_count++;
|
|
}
|
|
}
|
|
|
|
printf("\nLines count: %d\n", line_count);
|
|
return 0;
|
|
}
|
|
|