'use strict'

function main(input) {
  input = input
    .trim()
    .split(' ')
    .map(v => parseInt(v, 10))
  const N = input[0]
  const ans = Math.min(input[1] * N, input[2])
  console.log(ans)
}
main(require('fs').readFileSync('/dev/stdin', 'utf8'))
