pvjc26/a1/program.c

37 lines
709 B
C

#include <stdio.h>
#include <ctype.h>
int main()
{
int pocetRiadkov = 0;
while (1)
{
int vstup = getchar();
if (vstup == EOF) {break;}
if (vstup == '\n')
{
pocetRiadkov += 1;
putchar(vstup);
}
else if (vstup == '\r')
{
continue;
}
else if (islower(vstup) != 0)
{
putchar(toupper(vstup));
}
else if (isupper(vstup) != 0)
{
putchar(tolower(vstup));
}
else if (vstup >= 32 && vstup <= 126)
{
putchar(vstup);
}
}
printf("\nLines_count: %d\n", pocetRiadkov);
return 0;
}