
6.14 Exercises,Problems,and Projects 357
EXERCISES,PROBLEMS, AND PROJECTS
then the reevaluation of the condition, and so on, until the condi-
tion evaluates to false.
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Typically, we use a loop counting variable in a for loop. We set its
initial value in the initialization statement, increment or decre-
ment its value in the loop update statement, and check its value in
the loop condition.
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The loop update statement can increment or decrement the loop
variable by any value.
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In a for loop, it is important to test that the starting and ending val-
ues of the loop variable are correct. Also test with input for which
the for loop body does not execute at all. ...