C++第五次作业

#include <iostream>
using namespace std;

int main()
{
int a[10],b[10];
int count = 0;
int t = 0;
cout<<"请输入10个数："<<endl;
for (int i = 0; i<10; i++)
{
cin>>a[i];
}
for (int i = 0; i<10; i++)
{

for (int j = 0; j< 10; j++)
{
if (a[i] == a[j])
{
count++;
}
}
if (count == 1)
{
b[t] = a[i];
t++;

}
count = 0;
}
cout<<"不重复的数字有：";
for (int i = 0; i<t; i++)
{

cout<<b[i]<<" ";

}
cout<<endl;
return 0;
}

#include<iostream.h>
int main{}
int score[10];
int scoreY[10];
int num,max,min;
cout<<"输入人数:"<<endl;
cin>>num;
cout<<"输入成绩（0-100）:";
for(int i=0;i<num;i++)
{
cin>>score[i];
}

for(int i=0;i<num;i++)
{
scoreY[i]=score[i];
}
int n;
cout<<"小组的最高成绩是：";
for(int i=0;i<num-1;i++)
{
if(score[i]>score[i+1]){

n = score[i+1];
score[i+1] = score[i];
score[i] = n;
}

}
max=score[num-1];
cout<<max<<endl;

cout<<"小组的最低成绩是：";
for(int i=0;i<num-1;i++)
{
if(score[i]<score[i+1]){

n = score[i+1];
score[i+1] = score[i];
score[i] = n;

}

}
min=score[num-1];
cout<<min<<endl;

int count=0,avg=0;
cout<<"小组的平均成绩是：";
for(int i=0;i<num;i++)
{
count+=score[i];
}
avg=(count/num);
cout<<avg<<endl;
count = 0;

for(int i=0;i<num;i++)
{
if(score[i]==max){
count++;
}
}
cout<<"获得最高成绩人数:"<<count<<endl;
count = 0;

for(int i=0;i<num;i++)
{
if(score[i]==min) count++;
}
cout<<"获得最低成绩人数:"<<count<<endl;
count = 0;

cout<<"最高成绩的学号：";
for(int i=0;i<num;i++)
{
if(scoreY[i]==max) cout<<i+1<<";" ;
}
cout<<endl;
cout<<"最低成绩的学号：";
for(int i=0;i<num;i++)
{if(scoreY[i]==min) cout<< i+1<<";" ;}
cout<<endl;
return 0;
}

#include <iostream>
using namespace std;

int main()
{
char str[50];
int i = 0,n = 0,others=0;
cout<<"输入字符串：";
gets(str);
others = (int)strlen(str);
while(str[i]!='\0')                     //求数字的个数
{
if(str[i]>='0'&&str[i]<='9')
n++;
i++;
}

cout<<"其中数字个数是："<<n<<endl;
others-=n;
i=0,n=0;
while(str[i]!='\0')                     //求大写字母个数
{
if(str[i]>='A'&&str[i]<='Z') n++;
i++;
}
cout<<"其中大写字母个数是："<<n<<endl;
others-=n;
i=0,n=0;
while(str[i]!='\0')                     //求小写字母个数
{
if(str[i]>='a'&&str[i]<='z') n++;
i++;
}
cout<<"其中小写字母个数是："<<n<<endl;

others-=n;
cout<<"其他字符个数："<<others<<endl;
return 0;
}

#include <iostream>
using namespace std;

int main()
{
int a[10];
int num1 = 0,num2 = 0;
cout<<"请输入10个数字";

for(int i=0;i<10;i++)
cin>>a[i];
for(int i=0;i<10;i++)
{
if(a[i]>0)
{
num1 = num1 + a[i];
}else
{
num2 = num2 + a[i];
}
}

cout<<"正数和："<<num1<<endl;

cout<<"负数和："<<num2<<endl;

return 0;
}