mmu_man@0x00string that, but also, people get taught calculs before being allowed to use a calculator, and you are supposed to know the order of magnitude of the result to assert if you sent the correct input or not.
GNU social JP is a social network, courtesy of GNU social JP管理人. It runs on GNU social, version 2.0.2-dev, available under the GNU Affero General Public License.
All GNU social JP content and data are available under the Creative Commons Attribution 3.0 license.