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What are loops in C++?

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In computer programming, loops are used to repeat a block of code. For example, let's say we want to show a message 100 times. Then instead of writing the print statement 100 times, we can use a loop
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Experienced Computer trainer having worked in IT sector for 20 years.

In Programming, sometimes there is a need to perform some operation more than once or (say) n number of times. Loops come into use when we need to repeatedly execute a block of statements. In Loop, the statement needs to be written only once and the loop will be executed several times until the condition...
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In Programming, sometimes there is a need to perform some operation more than once or (say) n number of times. Loops come into use when we need to repeatedly execute a block of statements. 

In Loop, the statement needs to be written only once and the loop will be executed several times until the condition is true. In computer programming, a loop is a sequence of instructions that is repeated until a certain condition is reached. 

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