编程求1!+2!+3!+…+10!的值c语言
时间: 2024-11-24 11:23:52 浏览: 20
在C语言中计算阶乘通常需要递归或者循环来避免重复计算,因为阶乘的定义是n! = n * (n-1)!。以下是使用循环实现1! + 2! + 3! + ... + 10! 的简单代码:
```c
#include <stdio.h>
// 计算阶乘的辅助函数
unsigned long long factorial(int n) {
if (n == 0 || n == 1)
return 1;
else
return n * factorial(n - 1);
}
int main() {
int i;
unsigned long long sum = 0;
for (i = 1; i <= 10; ++i) {
sum += factorial(i); // 累加每个数的阶乘
}
printf("1! + 2! + 3! + ... + 10! = %llu\n", sum);
return 0;
}
```
在这个程序中,`factorial` 函数用于计算阶乘,然后在主函数`main`中通过循环累加得到结果。注意使用了 `unsigned long long` 类型来存储较大的阶乘结果,以免溢出。
相关问题
C语言编程计算1!+2!+3!+4!+…+10!的值。 输入格式:无 输出格式:"1!+2!+...+10! = %ld\n"
以下是C语言编程计算1!+2!+3!+4!+…+10!的值的示例代码:
```c
#include <stdio.h>
long factorial(int n) {
if (n == 0 || n == 1) {
return 1;
} else {
return n * factorial(n - 1);
}
}
int main() {
int i;
long sum = 0;
for (i = 1; i <= 10; i++) {
sum += factorial(i);
}
printf("1!+2!+...+10! = %ld\n", sum);
return 0;
}
```
用C语言阶乘 编程计算1!4+2!+3!+...+10.的值。 输入说明:+ 输出说明:+ 1!+2!+3!...+10!的值
以下是C语言计算1!+2!+3!+...+10!的代码:
```c
#include <stdio.h>
int main() {
int i, j, n = 10, sum = 0, ret = 1;
for (i = 1; i <= n; i++) {
ret = 1;
for (j = 1; j <= i; j++) {
ret *= j;
}
sum += ret;
}
printf("1!+2!+3!+...+10!=%d\n", sum);
return 0;
}
```
输出结果为:1!+2!+3!+...+10!=4037913
--相关问题--:
1. C语言中如何实现阶乘计算?
2. 如何
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