String Compression
OzonSber
Write a function compressString(str) that takes a string
str and returns its compressed version.
Conditions:
- The compressed version of the string should contain the characters of the original string and the number of their consecutive repetitions.
- If a character appears once, it is included in the string without a number.
Examples:
Input 1: "AAB"
Output 1: "A2B"
Input 2: "ABC"
Output 2: "ABC"
JavaScript•UTF-8
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String Compression
OzonSber
Write a function compressString(str) that takes a string
str and returns its compressed version.
Conditions:
- The compressed version of the string should contain the characters of the original string and the number of their consecutive repetitions.
- If a character appears once, it is included in the string without a number.
Examples:
Input 1: "AAB"
Output 1: "A2B"
Input 2: "ABC"
Output 2: "ABC"
Run your code to see results.