성적표 구현(무배열)

배열을 사용하지않고 구현함으로써 설계와 일치 하지않는다.

#include<iostream>

#include <windows.h>

#include<iomanip>

using namespace std;

int main(void)

{

cout << "\t▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣" << endl;

cout << "\t▣┌──────────────────┐▣" << endl;

cout << "\t▣│             성  적  표             │▣" << endl;

cout << "\t▣└──────────────────┘▣" << endl;

cout << "\t▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣" <<endl<<endl;

/-학생정보: -->학번,국어,수학,영어,총점,평점<-- 초기화*-

//첫번째 학생

int sid_1=0;//학번

double kor_1=0,eng_1=0,math_1=0,total_1=0,aver_1=0;//과목,총점,평균

//두번째 학생

int sid_2=0;//학번

double kor_2=0,eng_2=0,math_2=0,total_2=0,aver_2=0;//과목,총점,평균

//세번째 학생

int sid_3=0;//학번

double kor_3=0,eng_3=0,math_3=0,total_3=0,aver_3=0;//과목,총점,평균

cout<<"첫번째 학생 입력"<<endl;

cout<<"학번 :";cin>>sid_1;

cout<<"국어 :";cin>>kor_1;

while (kor_1>100)

{

cout<<"성적은 100이하로 입력하셔야 합니다."<<endl;

cout<<"국어 :";cin>>kor_1;

}

cout<<"수학 :";cin>>math_1;

while (math_1>100)

{

cout<<"성적은 100이하로 입력하셔야 합니다."<<endl;

cout<<"수학 :";cin>>math_1;

}

cout<<"영어 :";cin>>eng_1;

while (eng_1>100)

{

cout<<"성적은 100이하로 입력하셔야 합니다."<<endl;

cout<<"영어 :";cin>>eng_1;

}

total_1=kor_1+math_1+eng_1;

aver_1=total_1/3;

system("cls");

cout << "\t▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣" << endl;

cout << "\t▣┌──────────────────┐▣" << endl;

cout << "\t▣│             성  적  표             │▣" << endl;

cout << "\t▣└──────────────────┘▣" << endl;

cout << "\t▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣" <<endl<<endl;

cout<<"두번째 학생 입력"<<endl;

cout<<"학번 :";cin>>sid_2;

while (sid_2==sid_1)

{

cout<<"학번이 존재 합니다."<<endl;

cout<<"학번 :";cin>>sid_2;

}

cout<<"국어 :";cin>>kor_2;

while (kor_2>100)

{

cout<<"성적은 100이하로 입력하셔야 합니다."<<endl;

cout<<"국어 :";cin>>kor_2;

}

cout<<"수학 :";cin>>math_2;

while (math_2>100)

{

cout<<"성적은 100이하로 입력하셔야 합니다."<<endl;

cout<<"수학 :";cin>>math_2;

}

cout<<"영어 :";cin>>eng_2;

while (eng_2>100)

{

cout<<"성적은 100이하로 입력하셔야 합니다."<<endl;

cout<<"영어 :";cin>>eng_2;

}

total_2=kor_2+math_2+eng_2;

aver_2=total_2/3;

system("cls");

cout << "\t▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣" << endl;

cout << "\t▣┌──────────────────┐▣" << endl;

cout << "\t▣│             성  적  표             │▣" << endl;

cout << "\t▣└──────────────────┘▣" << endl;

cout << "\t▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣" <<endl<<endl;

cout<<"세번째 학생 입력"<<endl;

cout<<"학번 :";cin>>sid_3;

while(sid_3==sid_1 || sid_3==sid_2)

{

cout<<"학번이 존재 합니다."<<endl;

cout<<"학번 :";cin>>sid_3;

}

cout<<"국어 :";cin>>kor_3;

while (kor_3>100)

{

cout<<"성적은 100이하로 입력하셔야 합니다."<<endl;

cout<<"국어 :";cin>>kor_3;

}

cout<<"수학 :";cin>>math_3;

while (math_3>100)

{

cout<<"성적은 100이하로 입력하셔야 합니다."<<endl;

cout<<"수학 :";cin>>math_3;

}

cout<<"영어 :";cin>>eng_3;

while (eng_3>100)

{

cout<<"성적은 100이하로 입력하셔야 합니다."<<endl;

cout<<"영어 :";cin>>eng_3;

}

total_3=kor_3+math_3+eng_3;

aver_3=total_3/3;

system("cls");

cout << "\t▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣" << endl;

cout << "\t▣┌──────────────────┐▣" << endl;

cout << "\t▣│             성  적  표             │▣" << endl;

cout << "\t▣└──────────────────┘▣" << endl;

cout << "\t▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣" <<endl<<endl;

//출력시 공간을 맞추기 위하여 setw 함수를 사용

cout<<"\t 학번    국어    수학    영어    총점        평점    \n";

cout<<endl;

cout<<"\t"<<setw(4)<<sid_1<<setw(7)<<kor_1<<setw(8)<<math_1<<setw(8)<<eng_1<<setw(8)<<total_1<<setw(13)<<aver_1<<"\n";

cout<<"\t"<<setw(4)<<sid_2<<setw(7)<<kor_2<<setw(8)<<math_2<<setw(8)<<eng_2<<setw(8)<<total_2<<setw(13)<<aver_2<<"\n";

cout<<"\t"<<setw(4)<<sid_3<<setw(7)<<kor_3<<setw(8)<<math_3<<setw(8)<<eng_3<<setw(8)<<total_3<<setw(13)<<aver_3<<"\n";

cout<<endl<<endl;

int number;

cout<<"\t삭제 하시려는 학번입력 :";cin>>number;

if (number==sid_1)

{

cout<<"\t"<<setw(4)<<sid_1<<"학번의 정보가 삭제 되었습니다."<<endl<<endl;

sid_1=0;

}

else if (number==sid_2)

{

cout<<"\t"<<setw(4)<<sid_2<<"학번의 정보가 삭제 되었습니다."<<endl<<endl;

sid_2=0;

}

else if (number==sid_3)

{

cout<<"\t"<<setw(4)<<sid_3<<"학번의 정보가 삭제 되었습니다."<<endl<<endl;

sid_3=0;

}

else

{

cout<<"삭제하시려는 학번이 존재 하지않습니다."<<endl;

}

system("cls");

cout << "\t▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣" << endl;

cout << "\t▣┌──────────────────┐▣" << endl;

cout << "\t▣│             성  적  표             │▣" << endl;

cout << "\t▣└──────────────────┘▣" << endl;

cout << "\t▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣▣" <<endl<<endl;

if (sid_1==0)

{

cout<<"\t 학번    국어    수학    영어    총점        평점    \n";

cout<<endl;

cout<<"\t"<<setw(4)<<sid_2<<setw(7)<<kor_2<<setw(8)<<math_2<<setw(8)<<eng_2<<setw(8)<<total_2<<setw(13)<<aver_2<<"\n";

cout<<"\t"<<setw(4)<<sid_3<<setw(7)<<kor_3<<setw(8)<<math_3<<setw(8)<<eng_3<<setw(8)<<total_3<<setw(13)<<aver_3<<"\n";

cout<<endl<<endl;

}

else if (sid_2==0)

{

cout<<"\t 학번    국어    수학    영어    총점        평점    \n";

cout<<endl;

cout<<"\t"<<setw(4)<<sid_1<<setw(7)<<kor_1<<setw(8)<<math_1<<setw(8)<<eng_1<<setw(8)<<total_1<<setw(13)<<aver_1<<"\n";

cout<<"\t"<<setw(4)<<sid_3<<setw(7)<<kor_3<<setw(8)<<math_3<<setw(8)<<eng_3<<setw(8)<<total_3<<setw(13)<<aver_3<<"\n";

cout<<endl<<endl;

}

else if (sid_3==0)

{

cout<<"\t 학번    국어    수학    영어    총점        평점    \n";

cout<<endl;

cout<<"\t"<<setw(4)<<sid_1<<setw(7)<<kor_1<<setw(8)<<math_1<<setw(8)<<eng_1<<setw(8)<<total_1<<setw(13)<<aver_1<<"\n";

cout<<"\t"<<setw(4)<<sid_2<<setw(7)<<kor_2<<setw(8)<<math_2<<setw(8)<<eng_2<<setw(8)<<total_2<<setw(13)<<aver_2<<"\n";

cout<<endl<<endl;

}

return 0;

}

-- 노가다의 현장---