#include <stdio.h>

int main() {
	int a=2,s=0;
	
	while(a!=0) {
		printf("Give a number please... ");
		scanf("%d", &a);

		if(a%2==1) {
			if(s==0)
			s=a;
			else if(s>a)
			s=a;
		}
	}
	
	printf("Smallest odd number is: %d\n", s);
	
	return 0;
}