How do you know when to use nested loops?

How do you know when to use nested loops?

Nested loops are useful when for each pass through the outer loop, you need to repeat some action on the data in the outer loop. For example, you read a file line by line and for each line you must count how many times the word “the” is found.

What is the maximum number of loops we can have within a loop?

There can be maximum of 9 loops within a loop.

Which statement can terminate a loop immediately?

Break Statement
Break Statement:- The break statement in C programming has the following two usages: When a break statement is encountered inside a loop, the loop is Immediately terminated and the program control resumes at the next Statement following the loop. It can be used to terminate a case in the switch statement .

Which is an example of the while loop?

For example, say we want to know how many times a given number can be divided by 2 before it is less than or equal to 1. If we know a specific number, such as 32, we can say 5 times, but for a given symbolic variable “NUMBER” which represents any number in the world, how many times is not known a priori (before hand).

How to create for loop within for loop?

You should use different variables. for (j=0; j<10; j++) { for (i=0; i<50; i++) //for 50 collisions { Use different loop variables for the inner and outer loops. When the first iteration of the inner loop is done i == 50, so the outer loop is also done.

What is the pseudocode for a while loop?

The “pseudocode” for such an algorithm is: while the number is bigger than one keep dividing it by two. additionally, keep a count of how many times we do the division.

Can you use the same variable in both loops?

You cannot use the same iteration variable in both loops. increments i to 50 in the first iteration of the outer loop. will work. You’re using the same variable i for both loops. You should use different variables. for (j=0; j<10; j++) { for (i=0; i<50; i++) //for 50 collisions {