const Main = input => {
    input = input.split("\n");
    tmp1 = input[0].split(" ");
    const N = parseInt(tmp1[0], 10);
    const A = parseInt(tmp1[1], 10);
    const B = parseInt(tmp1[2], 10);
    const result = N * A < B ? N * A : B;
    console.log(result);
}
Main(require("fs").readFileSync("/dev/stdin", "utf8"));
