정보처리기능사 실기 A형

1.문제
1/2 - 2/3 + 3/4 - 4/5 + … +49/50의 합을 구하시오.

2.순서도

                                         K=0
                                           ↓
                                         S=0
                                           ↓                                            
                                        SW=0
                                           ↓←----------Ｉ
                                        K=K+1         Ｉ
                                           ↓             Ｉ
                    ------------------   SW=0        Ｉ
                   ↓                       ↓            Ｉ
         S=(①)+(K/(②))        S=S-(③)       Ｉ
                   ↓                       ↓            Ｉ
                SW=1               SW=(④)      Ｉ
                   Ｉ -------------------→↓            Ｉ
                                         K〈(⑤) ------Ｉ
                                            ↓
                                      WRITE 출력
                                            ↓
                                           END