第五周作业

#include<iostream>
#include<iomanip>
using namespace std;

int main()
{
int a[10],i,big;
cout<<"please input 10 numbers:\n";
for(i=0;i<10;i++)
cin>>a[i];
cout<<"the numbers are:";
for(i=0;i<10;i++)
cout<<setw(4)<<a[i];
cout<<endl;
big=a[0];
for(i=1;i<10;i++)
if(a[i]>big)
big=a[i];
cout<<"the big number is :"<<big<<endl;
return 0;
}

#include <iostream>
using namespace std;
int main()

{
int a[10];
int i;
fo

#include<iostream>
using namespace std;
int main()
{
int i,math[40],n;
float aver=0.0;
int unpassedcout = 0;
int highscorecout =0;
cout<<"请输入学生人数:";
cout<<endl;
cin>>n;
cout<<"请输入学生成绩:";
cout<<endl;
for(i=0;i<n;i++)
{
cin>>math[i];
aver+=math[i];
}
aver/=n;
for(i=0;i<n;i++)

{
if(math[i]<60) unpassedcout++;
if(math[i]>90) highscorecout++;
}
cout<<"平均分为:"<<aver<<endl;
cout<<"90分以上人数为:"<<highscorecout<<endl;
cout<<"不及格人数为:"<<unpassedcout<<endl;

return 0;
}