스토리보드를 활용하여 버튼에 따라 간단한 사칙연산 결과를 보여주는 앱
- textField에 숫자를 입력 후 버튼 탭 시, 사칙연산(+, -, *, /)을 한 결과를 보여준다.
- '다시시도' 버튼을 통해 새로운 숫자를 입력하여 연산해볼 수 있다.
- 숫자가 아닌 다른 값을 입력 혹은 빈칸으로 남겨둘 시, '올바르지 않은 입력'이라고 출력된다.
버튼에 따라 간단한 사칙연산 결과를 보여주는 앱
License: MIT License
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