2025-06-12 18:47:12 +09:00

18 lines
275 B
C

#include <stdio.h>
int main() {
int n, k, temp=1;
scanf("%d %d",&n,&k);
while(k && temp<=n) {
if(n%temp==0) {
k--;
}
if(k==0) break;
temp++;
}
if(k==0) printf("%d",temp);
else printf("0");
return 0;
}