June 24 - 6. If (age < 21) {cout...

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Reading Ch.3 on “Flow Control” 1. Today a. Commenting i. // declare variable ii. have a header that says who you are and says what the program does iii. break the program into parts. Into paragraphs. 1. Declare variables 2. Get input 3. Do calculations 4. Do output iv. Explain an ambiguous variable value v. Explain unusual code and algorithms you use and places where you do error checking 1. Double num; 2. Get some input from user 3. If (num <0) { alert user that number is below zero} {assume 0 value – assume some sensible value – ask the user to input again} 4. If (x > 0) if (x < 0) 5. If (age < 21) {cout << “You are not old enough to drink in the USA”; x= 21- age; cout << “You still have <<x << years before you can legally drink”;}
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Unformatted text preview: 6. If (age &lt; 21) {cout &lt;&lt; Youre too young to drink; if (age &lt; 12) { cout &lt;&lt; Why are you even asking about this?;} else {cout &lt;&lt; Just wait a few years!;} b. Use of const i. Variable value is not allowed to be changed once you set it. ii. Const double PI (all caps) = 3.14; c. Error checking d. Practice with branching e. Intro to hw #2 f. Q about hw #1 2. Subject: HW1, Jefri Vanegas a. Int main () i. { ii. double x= 3.14159; iii. int x=2; iv. if (x==2){ v. Cout &lt;&lt; setprecision (3) &lt;&lt; x &lt;&lt; endl; vi. } vii.cout &lt;&lt; x &lt;&lt; endl; viii. return (0); ix. } Hw #2: Choose your own Adventure Branching Discussion 1. Income tax 8.25 2. (335.5)* (10825) dimes = cents /10; cents= cents %10;...
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June 24 - 6. If (age &amp;amp;lt; 21) {cout...

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