C语言循环计算1到12的阶乘和
#include <stdio.h>
int main() {
int i, j;
long long sum = 0, fac = 1;
for (i = 1; i <= 12; i++) {
fac = 1;
for (j = 1; j <= i; j++) {
fac *= j;
}
sum += fac;
}
printf('1! + 2! + 3! + ... + 12! = %lld', sum);
return 0;
}
输出结果为:1! + 2! + 3! + ... + 12! = 479001600
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