控制语句—循环语句

 1 #include <stdio.h>
 2 
 3 int main()
 4 {
 5         int i = 1;
 6         int sum = 0;
 7 
 8 loop:
 9         if(i <= 100)
10         {
11                 sum += i;
12                 i++;
13                 goto loop;
14         }
15         printf("%d %d/n", i, sum);
16         return 0;
17 }

 1 #include <stdio.h>
 2 
 3 int main()
 4 {
 5         int i = 1;
 6         int sum = 0;
 7 
 8         do {
 9                 sum += i;
10                 i++;
11         } while (i <= 100);
12 
13         printf("%d %d/n", i, sum);
14         return 0;
15 }