Our textbook, "Discrete Mathematics and its Applications", has a total of $13$ Chapters and they are listed as follows.

Chapter $1$: The Foundations : Logic and Proofs

Chapter $2$: Basic Structures: Sets, Functions, Sequences, Sums and Matrices

Chapter $3$: Algorithms

Chapter $4$: Number Theory and Cryptography

Chapter $5$: Induction and Recursion

Chapter $6$: Counting

Chapter $7$: Discrete Probability

Chapter $8$: Advanced Counting Techniques

Chapter $9$: Relations

Chapter $10$: Graphs

Chapter $11$: Trees

Chapter $12$: Boolean Algebra

Chapter $13$: Modeling Computation

In which chapter that we learned the need to measure the time hat a program needs to execute and the required resource $($memory$)$ that might be used during execution?