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- #include <stdio.h>
- #include <stdlib.h>
- char sprawdz(char a)
- {
- int i=0;
- if((a>='a' && a<='z')||(a>='A' && a<='Z')||(a>='1' && a<='9'))
- {
- i=0;
- }
- else
- {
- i=1;
- }
- return i;
- }
- int main()
- {
- int i=0;
- char a[100];
- printf("Podaj znak\n");
- gets(a);
- i=sprawdz(a);
- printf("Niealfanumeryczny? %d",i);
- return 0;
- }
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