编写指令求1到20的奇数和

Question

如题所述

Answer 1

#include <stdio.h>
int main()
{int a,sum;<br> <strong> sum=0;<br></strong>for(a=1;a<20;a+=2)<br>{<br> <strong> sum+=a;<br></strong>}
printf("%d\n",sum);
return 0;
}

Answer 2

编译环境DEV C++
#include <stdio.h>
int main()
{int a,sum;<br>for(a=1;a<20;a+=2)<br>{<br>sun+=a;<br>}
printf("%d\n",sum);
return 0;
}