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# Exercise Title Features Description Platform Keywords
1 Concat Demo Java CodeVisualization for demonstrating Concat Demo JSVEE string operations, strings
2 String Example Java CodeVisualization for demonstrating String Example JSVEE string operations, strings
3 ToString Demo Java CodeVisualization for demonstrating ToString Demo JSVEE string operations, strings
4 String Addition Construct a program that prints the text "24 and 45 concatenated: 2445" and "24 and 45 added: 69". PCEX string operations, strings
5 Accessing String Characters Construct a program that prints the 1st, 9th, and the last character of the string "String Example!". PCEX string operations, strings
6 String Comparison Construct the program that first checks the equality of the strings "HELLO WORLD!" and "hello world!" and then modifies the... PCEX string operations, strings
7 Strings With Escape Characters Construct a program that prints the following output:\n"Quotes"\nSlashes\n\//\nHow '"confounding' "\" it is! PCEX string operations, strings
8 Name Initials Construct a program that prints the initials of the name "John Smith". PCEX string operations, strings
9 Accessing String Characters (Case 2) Construct a program that prints the 7th, 11th, and 14th character of the string "Second Example!". PCEX string operations, strings
10 String Comparison (Case 2) Construct the program that modifies the string "hexxo worxd!" so that it matches (ignoring case) the string "HELLO WORLD!". PCEX string operations, strings
11 String With Escape Characters (Case 2) Construct a program that prints the following output:\n""Two Double Quotes""\n Slashes \//\nHow '"confounding' "\" it is! PCEX string operations, strings
12 String With Escape Characters (Case 3) Construct a program that prints the following output:\n"Slashes"\\//\n \\//\nHow '"confounding' "\" it is! PCEX string operations, strings
13 Printing Name in APA Style Construct a program that prints the name "Alice Ann Darcy" following the APA style, i.e., last name first, followed by... PCEX string operations, strings
14 Strings 2 Java PredictingFinalResult for demonstrating Strings 2 QuizJET string operations, strings
15 Strings 3 Java PredictingFinalResult for demonstrating Strings 3 QuizJET string operations, strings
16 Strings 4 Java PredictingFinalResult for demonstrating Strings 4 QuizJET string operations, strings
17 Strings 5 Java PredictingFinalResult for demonstrating Strings 5 QuizJET string operations, strings
18 String (equals) Java PredictingFinalResult for demonstrating String (equals) QuizJET string operations, strings
19 String (replace) Java PredictingFinalResult for demonstrating String (replace) QuizJET string operations, strings
20 Strings 1 Java PredictingFinalResult for demonstrating Strings 1 QuizJET string, string operations, strings
21 Given a string s and an integer n, return a string in which each of the characters in s is repeated n times. Code Completion Given a string s and an integer n, return a string in which each of the characters in s is... CodeCheck Strings, Other String Operations
22 Given a string s, return the first vowel that is doubled in the string. Code Completion Given a string s, return the first vowel that is doubled in the string. CodeCheck Strings, Other String Operations
23 Given a string s, return the string with adjacent duplicates removed. Code Completion Given a string s, return the string with adjacent duplicates removed. For example, Mississippi yields Misisipi. CodeCheck Strings, Other String Operations
24 Given a string s and a string t, return a string in which all the characters of s that occur in t have been replaced by a _ character. Code Completion Given a string s and a string t, return a string in which all the characters of s that occur... CodeCheck Strings, Other String Operations
25 Given a string, return a string composed first of all characters at even positions and then of all characters at odd positions. Code Completion Given a string, return a string composed first of all characters at even positions and then of all characters at... CodeCheck Strings, Other String Operations
26 Given a string and two characters x and y (as strings of length 1), interchange all occurrences of x and y. Code Completion Given a string and two characters x and y (as strings of length 1), interchange all occurrences of x and... CodeCheck Strings, Other String Operations
27 Given a string s and a character c (as string of length 1), return a string with the characters surrounding the first occurrence of c reversed. Code Completion Given a string s and a character c (as string of length 1), return a string with the characters surrounding... CodeCheck Strings, Other String Operations
28 Given a string s and a character c (as string of length 1), return a string with the characters surrounding any occurrence of c reversed. Code Completion Given a string s and a character c (as string of length 1), return a string with the characters surrounding... CodeCheck Strings, Other String Operations
29 String Concatenation (Case 2) Construct a program that prints the text "333", "63", and "36". PCEX conditionals, data types, string operations, strings, variables
30 String Variables Java PredictingFinalResult for demonstrating String Variables QuizJET data types, primitive data types, string operations, strings, variables
31 Given a string s and a character c, return a string with the characters surrounding any occurrence of c reversed. Code Completion Given a string s and a character c, return a string with the characters surrounding any occurrence of c reversed.... CodeCheck Strings, Other String Operations
32 Given a string s and an integer n, return a string in which each of the characters in s is repeated n times. Code Completion Given a string s and an integer n, return a string in which each of the characters in s is... CodeCheck Strings, Other String Operations
33 Given a string s, return the string with adjacent duplicates removed. Code Completion Given a string s, return the string with adjacent duplicates removed. For example, Mississippi yields Misisipi. CodeCheck Strings, Other String Operations
34 Given a string s and a string t, return a string in which all the characters of s that occur in t have been replaced by a _ sign. Code Completion Given a string s and a string t, return a string in which all the characters of s that occur... CodeCheck Strings, Other String Operations
35 Given a string, return a string composed first of all characters at even positions and then of all characters at odd positions. Code Completion Given a string, return a string composed first of all characters at even positions and then of all characters at... CodeCheck Strings, Other String Operations
36 Given a string s, return the first vowel that is doubled in the string. Code Completion Given a string s, return the first vowel that is doubled in the string. CodeCheck Strings, Other String Operations
37 Given a string s and a character c, return a string with the characters surrounding the first of c reversed. Code Completion Given a string s and a character c, return a string with the characters surrounding the first of c reversed.... CodeCheck Strings, Other String Operations
38 Given a string and two characters x and y, interchange all occurrences of x and y. Code Completion Given a string and two characters x and y, interchange all occurrences of x and y. CodeCheck Strings, Other String Operations
39 Write a method that undoes the effect of the preceding exercise. Code Completion Write a method that undoes the effect of the preceding exercise. CodeCheck Strings, Other String Operations
40 Write a method that undoes the effect of the preceding exercise. Code Completion Write a method that undoes the effect of the preceding exercise. CodeCheck Strings, Other String Operations
41 Comparing Strings Java PredictingFinalResult for demonstrating Comparing Strings QuizJET boolean expressions, control flow, string operations
42 Strings 6 Java PredictingFinalResult for demonstrating Strings 6 QuizJET conditionals, data types, string operations, strings, variables
43 Printing Full Name with Middle Initial Construct a program that prints the full name with middle initial for the name "John Phillip Smith". PCEX conditionals, data types, string, string operations, strings, variables
44 Comparing Strings Java PredictingFinalResult for demonstrating Comparing Strings QuizJET boolean expressions, conditionals, data types, string operations, strings, variables
45 String Operation String Operation AnnEx pattern matching
46 String Operation pt This is the portuguese version. AnnEx pattern matching
47 q_py_output1_es Python PredictingFinalResult for demonstrating q_py_output1_es QuizPET operators, strings, variables
48 q_py_output3_es Python PredictingFinalResult for demonstrating q_py_output3_es QuizPET operators, strings, variables
49 Variable type: Strings Python BehaviorExample for demonstrating Variable type: Strings WebEx operators, variables