pvjc24/cv1/program.c
2024-02-21 15:36:35 +00:00

27 lines
443 B
C

#include <stdio.h>
int main() {
int c = 0;
int lines_count = 0;
while ((c = getchar()) != EOF) {
if (c >= 'a' && c <= 'z') {
c = c - 'a' + 'A';
}
else if (c >= 'A' && c <= 'Z') {
c = c - 'A' + 'a';
}
if (c == '\n') {
lines_count++;
}
putchar(c);
}
printf("Lines count: %d\n", lines_count);
return 0;
}