overflow on Ciência Programada https://cienciaprogramada.com/tags/overflow/ Recent content in overflow on Ciência Programada Hugo -- gohugo.io en contato[@]cienciaprogramada.com.br (Francisco Bustamante) contato[@]cienciaprogramada.com.br (Francisco Bustamante) © 2026 Francisco Bustamante Fri, 27 Mar 2026 00:00:00 +0000 How the Computer Subtracts by Adding: Two's Complement and Overflow https://cienciaprogramada.com/2026/03/twos-complement-overflow/ Fri, 27 Mar 2026 00:00:00 +0000 contato[@]cienciaprogramada.com.br (Francisco Bustamante) https://cienciaprogramada.com/2026/03/twos-complement-overflow/ To subtract, the processor adds the first number to the complement of the second, so a single adder does both operations. We will see two’s complement, why 8 signed bits range from -128 to +127, and how overflow took down the Ariane 5 and froze Pac-Man on level 256.