Introduction to Java Programming and Data Structures, Comprehensive Version (11th Edition)
11th Edition
ISBN: 9780134670942
Author: Y. Daniel Liang
Publisher: PEARSON
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Textbook Question
Chapter 7.2, Problem 7.2.11CP
What is the output of the following code?
- 1. public class Test {
- 2. public static void main(String[] args)
- 3. int 1ist [] = { 1 . 2 , 3 , 4 , 5, 6} ;
- 4. for (int i = 1; i < list.length ; i++)
- 5. list[i] = list[i- 1] ;
- 6.
- 7. for (int i= 0; i < list.length; i++ )
- 8. System.out .print(list[i] + " " );
- 9. }
- 10. }
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class Solution(object):
def longestCommonPrefix(self, strs):
result =""
for i in strs[0]:
for j in strs[1]:
for k in strs[2]:
if i == j and i == k:
result+=i
if len(result) >0:
return result
else:
return result
IndexError: list index out of range for j in strs[1]: Line 5 in longestCommonPrefix (Solution.py) ret = Solution().longestCommonPrefix(param_1) Line 31 in _driver (Solution.py) _driver() Line 41 in <module> (Solution.py)
can someone explain why this is wrong?
//Program 1
public class T1_3 {
public static void main (String[] args) {
int [][] arr = { {7,2,6},{6,3,2} };
for (int row = 1; row < arr.length; row++) {
for (int col = 0; col < arr[0].length; col++) {
if (arr[row] [col] % 2 == 1)
arr[row] [col] = arr[row][col] + 1;
else
arr[row] [col] = arr[row][col] * 2;
}
What is the content of arr[][], after Program l is executed?
arr[o][0]=
arr[0][1]=
arr[0][2]=
arr[1][0]=
arr[1][1]=
arr[1][2]=
class Output
{
public static void main(String args[])
{
byte a[] = { 65, 66, 67, 68, 69, 70 };
byte b[] = { 71, 72, 73, 74, 75, 76 };
System.arraycopy(a, 2, b, 1, a.length-2);
System.out.print(new String(a) + " " + new String(b));
}
}
The output of the above Java code is?
Chapter 7 Solutions
Introduction to Java Programming and Data Structures, Comprehensive Version (11th Edition)
Ch. 7.2 - Prob. 7.2.1CPCh. 7.2 - Prob. 7.2.2CPCh. 7.2 - What is the output of the following code? int x =...Ch. 7.2 - Indicate true or false for the following...Ch. 7.2 - Which of the following statements are valid? a....Ch. 7.2 - Prob. 7.2.6CPCh. 7.2 - What is the array index type? What is the lowest...Ch. 7.2 - Write statements to do the following: a. Create an...Ch. 7.2 - What happens when your program attempts to access...Ch. 7.2 - Identify and fix the errors in the following code:...
Ch. 7.2 - What is the output of the following code? 1....Ch. 7.4 - Will the program pick four random cards if you...Ch. 7.5 - Use the arraycopy method to copy the following...Ch. 7.5 - Prob. 7.5.2CPCh. 7.7 - Suppose the following code is written to reverse...Ch. 7.8 - Prob. 7.8.1CPCh. 7.8 - Prob. 7.8.2CPCh. 7.9 - Prob. 7.9.1CPCh. 7.9 - Prob. 7.9.2CPCh. 7.10 - If high is a very large integer such as the...Ch. 7.10 - Prob. 7.10.2CPCh. 7.10 - Prob. 7.10.3CPCh. 7.11 - Prob. 7.11.1CPCh. 7.11 - How do you modify the selectionSort method in...Ch. 7.12 - What types of array can be sorted using the...Ch. 7.12 - To apply java.util.Arrays.binarySearch (array,...Ch. 7.12 - Show the output of the following code: int[] list1...Ch. 7.13 - This book declares the main method as public...Ch. 7.13 - Show the output of the following program when...Ch. 7 - (Assign grades) Write a program that reads student...Ch. 7 - (Reverse the numbers entered) Write a program that...Ch. 7 - (Count occurrence of numbers) Write a program that...Ch. 7 - (Analyze scores) Write a program that reads an...Ch. 7 - (Print distinct numbers) Write a program that...Ch. 7 - (Revise Listing 5.1 5, PrimeNumber.java) Listing...Ch. 7 - (Count single digits) Write a program that...Ch. 7 - (Average an array) Write two overloaded methods...Ch. 7 - (Find the smallest element) Write a method that...Ch. 7 - Prob. 7.10PECh. 7 - (Statistics: compute deviation) Programming...Ch. 7 - (Reverse an array) The reverse method in Section...Ch. 7 - Prob. 7.13PECh. 7 - Prob. 7.14PECh. 7 - 7 .15 (Eliminate duplicates) Write a method that...Ch. 7 - (Execution time) Write a program that randomly...Ch. 7 - Prob. 7.17PECh. 7 - (Bubble sort) Write a sort method that uses the...Ch. 7 - (Sorted?) Write the following method that returns...Ch. 7 - (Revise selection sort) In Listing 7 .8, you used...Ch. 7 - (Sum integers) Write a program that passes an...Ch. 7 - (Find the number of uppercase letters in a string)...Ch. 7 - (Game: locker puzzle) A school bas 100 lockers and...Ch. 7 - (Simulation: coupon collectors problem) Coupon...Ch. 7 - (Algebra: solve quadratic equations) Write a...Ch. 7 - (Strictly identical arrays) The arrays 1ist1 and...Ch. 7 - (Identical arrays) The arrays 1ist1 and 1ist2 are...Ch. 7 - (Math: combinations) Write a program that prompts...Ch. 7 - (Game: pick four cards) Write a program that picks...Ch. 7 - (Pattern recognition: consecutive four equal...Ch. 7 - (Merge two sorted Lists) Write the following...Ch. 7 - (Partition of a list) Write the following method...Ch. 7 - Prob. 7.33PECh. 7 - (Sort characters in a string) Write a method that...Ch. 7 - (Game: hangman) Write a hangman game that randomly...Ch. 7 - (Game: Eight Queens) The classic Eight Queens...Ch. 7 - Prob. 7.37PE
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