秩序化された構造体配列
4096 ワード
/*
* :
* Copyright (c) 2013,
* All rights reserved.
* :test.cpp
* :
* :2014 3 6
* :v1.0
* :
* :
* :
* :
* :
* :
*/
#include <iostream>
#include <iomanip>
using namespace std;
struct Student // 1
{
char num[13];
char name[10];
int cpp;
int math;
int english;
int grade;
double average;
};
void calculate(Student s[],int n); // , s , n
void sort1(Student [],int); //
void sort2(Student [],int); //
void output(Student [],int); //
void outputExcellent(Student [],int); // : 285, 90
int main()
{
Student stu[]= {{"201152501104","Tom",65,69 ,68 },
{"201152501114","Jeery",94 ,89 ,63 },
{"201152501138","Speike",67 ,62 ,84 },
{"201152501204","Tyke",100 ,95 ,91 },
{"201152501202","Tuffy",59 ,80 ,55 },
{"201152501115","Butch",100 ,99 ,89 },
{"201152501201","Lightning",95 ,92 ,99 },
{"201152501145","Topsy",88 ,56 ,67 },
{"201152501203","Droopy",62 ,62 ,95 },
{"201152501140","Drupa",80 ,60 ,86 },
{"201152501205","Buzz",73 ,90 ,94}
};
int stuNum=sizeof(stu)/sizeof(stu[0]); // sizeof
//
calculate(stu,stuNum);
cout<<" :"<<endl;
output(stu,stuNum);
cout<<" :"<<endl;
outputExcellent(stu,stuNum);
//
sort1(stu,stuNum);
cout<<" :"<<endl;
output(stu,stuNum);
//
sort2(stu,stuNum);
cout<<" :"<<endl;
output(stu,stuNum);
return 0;
}
void calculate(Student s[],int n)
{
int i;
for(i=0;i<n;i++)
{
s[i].grade=s[i].math+s[i].cpp+s[i].english;//
s[i].average=s[i].grade/3;//
}
}
void sort1(Student s[],int n)//
{
int i,j;
Student k;
for (i=0;i<n-1;i++)
{
for (j=0;j<n-i-1;j++)
{
if (s[j].grade<s[j+1].grade)
{
k=s[j];
s[j]=s[j+1];
s[j+1]=k;
}
}
}
}
void sort2(Student s[],int n)//
{
int i,j;
Student k;
for (i=0;i<n;i++)
{
for (j=0;j<n-i;j++)
{
if(s[i].num>s[i+1].num)
{
k=s[j];
s[j]=s[j+1];
s[j+1]=k;
}
}
}
}
void output(Student s[],int n)//
{
cout<<"|+"<<setw(9)<<" "<<setw(8)<<" "<<setw(16)<<" "<<setw(18)<<" "<<endl;
for (int i=0;i<n;i++)
{
cout<<"|+"<<setw(9)<<s[i].num<<setw(8)<<s[i].name<<setw(16)<<s[i].grade<<setw(18)<<s[i].average<<endl;
}
}
void outputExcellent(Student s[],int n)// : 285, 90
{
int i;
for(i=0;i<n;i++)
{
if(s[i].grade>=285&&s[i].cpp>=90&&s[i].math>=90&&s[i].english>=90)
{
cout<<s[i].num<<s[i].name<<endl;
}
}
}
演算結果:
心得体得:やはり熟練していません