数数小木块

 1 #include <stdio.h> 
 2 
 3 int sum(int n);
 4 
 5 int main(){
 6     int T;
 7     int n;
 8     int i;
 9     int result;
10     
11     scanf("%d",&T);
12     
13     while(T--){
14         scanf("%d",&n);
15         
16         result=0;
17         for(i=1;i<=n;i++)
18             result+=sum(i);
19             
20         printf("%d\n",result);    
21     }
22     return 0;
23 }
24 
25 int sum(int n){
26     int i;
27     int result;
28     
29     result=0;
30     for(i=1;i<=n;i++)
31         result+=i;
32         
33     return result;        
34 }