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Count Vowels
easyBasics+10 XPTime limit 2s
Count how many vowels (a, e, i, o, u, upper or lower case) appear in a line of text.
Input: one line s.
Output: the number of vowels.
Constraints: 1 ≤ length of s ≤ 10⁵.
Sample input 1
Hello World
Sample output 1
3
Sample input 2
Skills101
Sample output 2
1
Read input from standard input and print the answer to standard output. Your code runs in a secure sandbox against the samples (Run) and hidden tests (Submit).