import java.util.Scanner;
public class Main {

		public static void main(String[] args) {
			Scanner teclado = new Scanner (System.in);
			int trem = teclado.nextInt();
			int taxi = teclado.nextInt();
			int minimo= teclado.nextInt();
			
			int cal= trem*taxi;
			
			if (trem*taxi<minimo) {
				System.out.println(trem*taxi);
			} else {
				System.out.println(minimo);
						
					}
			
}
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz