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- #include <stdio.h>
- #include <stdlib.h>
- int proizvod(int n)
- {
- if(n<10)
- return n;
- return n%10*proizvod(n/10);
- }
- int prost (int broj){
- {
- int n, i, flag = 0;
- for(i=2; i<=broj/2; ++i)
- {
- if(broj%i==0)
- {
- flag=1;
- break;
- }
- }
- if (flag==0)
- return 0;
- else
- return 1;
- }
- }
- int main()
- {
- int a, b, brojac=0;
- scanf("%d%d", &a, &b);
- for(; a<=b; a++)
- {
- if(prost(a-proizvod(a))==0)
- {
- printf("%d\n", a);
- brojac++;
- }
- }
- printf("Vkupno: %d", brojac);
- }
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