const main = (N,A,B) => {
    if(N*A>B) {
        return B
    }else{
        return N*A
    }
}


const input = require('fs').readFileSync('/dev/stdin','utf8').split("\n")[0]
const lst = input.split(" ").map(x => Number(x))
console.log(main(lst[0],lst[1],lst[2]))