進階練習一

Debug the following code segments. Remove all syntax and logical errors.

/***********************************************************/

1. The following code should print the word Tom ten times)

x=0;
while(x<10)
    System.out.println("Tom");
    x++;

/***********************************************************/

2. The following code should read an integer x inputted by user and print it.

Scanner input = new Scanner();
int x = input.nextLine();
System.out.println(x);


/***********************************************************/

3. The following code should assign the value of x to be the square root of y.

int x = sqrt(y);



/***********************************************************/

4. The following code should print all even integers from 50 to 100

for( i=2 ; i<=100; i+=2)
    System.out.println(i+50);


/***********************************************************/

For loop Ex1

1. for(int i=0; i<3 ; i++){}


2. for(int i=1; i<3 ; i++){}


3. for(int i=0; i<13 ; i++){}


4. for(int i=1; i<3 ; i++){}


5. for(int i=0; i<=13 ; i++){}

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6. for(int i=0; i<=10 ; i++){}


7. for(int i=0; i<20 ; i++){}


8. for(int i=1; i<10 ; i++){}


9. for(int i=0; i<=15 ; i++){}


10. for(int i=0; i<100 ; i++){}


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11. for(int i=0; i<99 ; i++){}


12. for(int i=0; i<=100 ; i++){}


13. for(int i=1; i<=100 ; i++){}


14. for(int i=1; i<100 ; i++){}


15. for(int i=0; i<=99 ; i++){}