Published on

Final Value of Variable After Performing Operations

Authors

📝 Vazifa tavsifi

Dastlab X nomli o'zgaruvchi bor va uning qiymati 0 ga teng. Sizga satrlar ro'yxati operations berilgan. Har bir operatsiya ++X, X++, --X yoki X-- lardan biri.

Barcha operatsiyalar bajarilgandan keyin X ning yakuniy qiymatini qaytaring.

  • ++X va X++ qiymatni 1 ga oshiradi.
  • --X va X-- qiymatni 1 ga kamaytiradi.

Misol:

Input: operations = ["--X","X++","X++"]
Output: 1
Tushuntirish: X dastlab 0.
--X: X = -1
X++: X = 0
X++: X = 1

Final Value of Variable After Performing Operations

Oson10 daqiqa10 ball

📚 Misollar

Kiruvchi: operations = ["--X","X++","X++"]
Chiquvchi: 1
Kiruvchi: operations = ["++X","++X","X++"]
Chiquvchi: 3
func solve(_ operations: [String]) -> Int { // Kodingizni shu yerga yozing return 0 }

Run tugmasini bosing

Buy mea coffee