问题描述：
C语言for语句求...s=1!-2!+3!-4!+…+9!-10!的值
不要用递归函数fan,就只用for语句.
我的思路是13579为一组,246810为另一组,两组相加即可
不要用递归函数fan,就只用for语句.
我的思路是13579为一组,246810为另一组,两组相加即可
问题解答：
我来补答
望采纳!
#include <stdio.h>#include <stdlib.h>int main(void){ int cnt = 0; int Factorial = -1; int Sum = 1; for(cnt = 1; cnt <= 10; cnt++) { Factorial = Factorial * cnt * (-1); printf("%d\n",Factorial); Sum = Sum + Factorial; } printf("the sum is %d\n", Sum); return 0;}
#include <stdio.h>#include <stdlib.h>int main(void){ int cnt = 0; int Factorial = -1; int Sum = 1; for(cnt = 1; cnt <= 10; cnt++) { Factorial = Factorial * cnt * (-1); printf("%d\n",Factorial); Sum = Sum + Factorial; } printf("the sum is %d\n", Sum); return 0;} 展开全文阅读