a = input(' ↓ \n 〇＋〇:') b = input(' ↓ \n 〇＋〇:') c = input('+,-,*,/') a=int(a) b=int(b) if c == '+': anser=a+b elif c == '-': anser=a-b elif c == '*': anser=a*b elif c == '/': anser=a/b else:print('エラー') print("答えは、",anser)
