1到100奇数及偶数的和 C语言

Question

如题所述

Answer 1

main()
{int a,b,c,i;
clrscr();
a=0, c=0;
for (i=0;i<=100;i+=2)
{a+=i;
b=i+1;//转为奇数. 不过会多加一个101, 在输出的时候会减掉.
c+=b;
}
printf("Sum of Evens is %d\n",a);
printf("Sum of odds is %d\n",c-101);
}