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- #include <stdio.h>
- int putere(int x, int y){
- int i, s = 1;
- for(i = 0; i < y; i++){
- s *= x;
- }
- return s;
- }
- void main(){
- int i,n,nr = 0,nrCurent;
- printf("n = ");scanf("%d", &n);
- for(i = n - 1; i >= 0; i--){
- scanf("%d", &nrCurent);
- nr += putere(10,i) * (nrCurent % 10);
- }
- for(i = 2; i < nr/2; i++){
- if(nr % i == 0){
- printf("Numarul %d nu este prim.", nr);
- return;
- }
- }
- printf("Numarul %d este prim.",nr);
- }
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