題目連結：

https://pintia.cn/problem-sets/994805046380707840/problems/994805140211482624 結構體

https://pintia.cn/problem-sets/994805046380707840/problems/994805136889593856 switch語句

https://pintia.cn/problem-sets/994805046380707840/problems/994805135224455168 場寬

005：

 1 #include<bits/stdc++.h>
 2 using namespace std;
 3 int n,m;
 4 int
 
 b[1010];
 5 
 6 struct student
 7 {
 8     long long num;
 9     int test;
10     int exam;
11 }a[1010];
12 
13 int main()
14 {
15     cin>>n;
16     for(int i=1;i<=n;i++)
17         cin>>a[i].num>>a[i].test>>a[i].exam;
18     cin>>m;
19     for(int i=1;i<=m;i++)
20         cin>>b[i];
 
21     for(int i=1;i<=m;i++)
22     {
23         for(int j=1;j<=n;j++)
24         {
25             if(b[i]==a[j].test)
26             {
27                 cout<<a[j].num<<" "<<a[j].exam<<endl;
28             }
29         }
30     }
31     return 0;
32 }

007：

 1 #include<bits/stdc++.h>
 2
 
 using namespace std;
 3 int main()
 4 {
 5     char ch[1010];
 6     cin>>ch;
 7     int len=strlen(ch);
 8     for(int i=0;i<len;i++)
 9     {
10         switch(ch[i])
11         {
12             case'-':cout<<"fu";break;
13             case'0':cout<<"ling";break;
14             case'1':cout<<"yi";break;
15             case'2':cout<<"er";break;
16             case'3':cout<<"san";break;
17             case'4':cout<<"si";break;
18             case'5':cout<<"wu";break;
19             case'6':cout<<"liu";break;
20             case'7':cout<<"qi";break;
21             case'8':cout<<"ba";break;
22             case'9':cout<<"jiu";break;
23         }
24         if(i<len-1) cout<<' ';
25     }
26     return 0;
27 }

008：

 1 #include<bits/stdc++.h>
 2 using namespace std;
 3 int a,b,x;
 4 int cnt;//記錄已輸出多少數字
 5 int main()
 6 {
 7     cin>>a>>b;
 8     for(int i=a;i<=b;i++)
 9     {
10         cnt++;
11         if(cnt%5==0&&i!=b)
12             cout<<setw(5)<<i<<endl;
13         else
14             cout<<setw(5)<<i;
15         x+=i;
16     }
17     cout<<endl;
18     cout<<"Sum"<<' '<<"="<<' '<<x<<endl;
19     return 0;
20 }