cz2_zad2

#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<ctype.h>
#define LEN 50
void uppercase(char *a);

int main()
{
    char t[LEN];
    gets(t);
    uppercase(t);
    return 0;
}

void uppercase(char *a)
{
int i;
while (a[i])
    {
         if (isalpha(a[i])= 0)
                putchar(a[i]);

        else
                putchar(toupper(a[i]));

        i++;
    }

}