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Chapter4_3-Repetition

# Equal to 100 page 4 dr s gannouni dr a touir

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Unformatted text preview: er is less than or equal to 100. equal to 100. } Page 4 Dr. S. GANNOUNI & Dr. A. TOUIR Introduction to OOP Syntax for the while Statement while ( <boolean expression> ) <loop body> Boolean Expression Boolean Expression while ( sum number <= 100 = ){ sum + number; loop body loop body number = number + 1; } Page 5 Dr. S. GANNOUNI & Dr. A. TOUIR Introduction to OOP Control Flow of while int sum = 0, number = 11 int sum = 0, number = number <= number <= 100 ? 100 ? false true sum = sum + number; sum = sum + number; number = number + 1; number = number + 1; Page 6 Dr. S. GANNOUNI & Dr. A. TOUIR Introduction to OOP More Examples 1 1 int sum = 0, number = 1; while ( sum <= 1000000 ) { sum = sum + number; Keeps adding the Keeps adding the numbers 1, 2, 3, … until numbers 1, 2, 3, … until the sum becomes larger the sum becomes larger than 1,000,000. than 1,000,000. number = number + 1; } 2 2 int product = 1, number = 1, count = 20, lastNumber; Computes the product of Computes the product of the first 20 odd integers. the first 20 odd integers. lastNumber = 2 * count - 1; while (number <= lastNumber) { product = product * number; number = number + 2; } Page 7 Dr. S. GANNOUNI & Dr. A. TOUIR Introduction to OOP Loop Logical Errors • Goal: Execute the loop body 10 times. 1 count = 1; 2 count = 1; 1 2 while ( count < 10 ){ while ( count <= 10 ){ ... ... count++; count++; } 3 3 } count = 0; while ( count <=...
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