Decision-Making Statements in C

Decision-Making Statements in C

Decision-Making in Day-to-Day Life and it’s Significance: 

Every day, we find ourselves at the crossroads of decision-making. From the seemingly trivial choices of what to wear and what to eat to the more significant decisions like whether to accept a job offer, our lives are a series of choices.

External factors greatly influence our life decisions, such as adapting our plans on a rainy day or rerouting our journey due to traffic. Similarly, various conditions can influence the choice of statements in C programming. This flexibility and adaptability are essential to successful decision-making in both realms.

Decision-making is not just a philosophical concept; it’s a practical tool in C programming. For instance, imagine you’re writing a program that calculates the total cost of a shopping cart. You might use an ‘if’ statement to check if the user has entered a valid coupon code. If they have, the program applies the discount. If not, it continues without applying any discount. By incorporating such specific decision-making statements in C programming, it becomes more than just a series of commands. It’s a gradual increase in significance, a tangible skill that can be applied in real-world scenarios, making decision-making in programming a crucial and relevant aspect of your learning journey.

The three different instructions include,

1) If Statements

2) If Else Statements, and

3) Switch Statements

In this article, we will discuss about ‘if’ and ‘if-else’ statements.

The ‘if Statement’ in C programming is more than just a condition; it’s a navigator that directs the data flow based on the condition. Understanding this is not just a key; it’s a necessity to mastering decision-making in C programming, and it’s a valuable skill that will enhance the learner’s programming capabilities.

The typical format for ‘if Statement’ is as follows,

if (condition)

      statement;

if ( in case the statement is true)

       execute the statement;

By including the ‘if’ keyword, you’re telling the compiler, a program that translates the code you write into instructions that the computer can understand, that the instructions following the keyword depend on certain decisions. 

The condition is within parentheses.

The statement will execute if the condition in the ‘if Statement’ is true.

It means that the code within the statement will run.

If the condition is false, the statement will cease to initiate execution. Otherwise, the program will skip this particular code inside the statement.

Decision-Making Statements in C

The ‘if else’ statements can execute a single or two sets of statements in a single function.

For example, if there are two sets of statements, namely set ‘A’ and set ‘B’. The programmer can expect two types of outcomes.

Firstly, if statements of set ‘A’ are true, the program executes them.

Secondly, if statements of set ‘A’ are false, the program executes the ‘set B’ instruction set.

The typical format for ‘if-else Statement’ is as follows,

if (condition)

      do this;

else

     do this;

In the ‘if’ scenario, the program stops executing in case the ‘if’ statements happen to be false.

In contrast, in ‘if-else’, if the ‘if’ statements are false, then group B’s statements will execute.

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