var input_string = """
Э С Ф О Ю Ю Ю С О Ф
О Ю Ю С С С О Ф О
"""
var result : [Character : Int] = [:]

for letter in Array(input_string) {
if ["Ю","Э","С","Ф","О"].contains(letter) {
result[letter] = (result[letter] ?? 0) + 1
}
}
print(result)