//No.2621 Fee Schedule
#include <stdio.h>

int main(void){
    
    int a, b, c;
    scanf("%d %d %d", &a, &b, &c);
    
    if(a*c >= b){
        printf("%d\n", b);
    }
    else{
        printf("%d\n", a*c);
    }

    return 0;
}