C语言-1到n的阶乘

#include<stdio.h> int main() { int i,j,n; int sum=1; int sum_number=0; printf("请输入n的值："); scanf("%d",&n); for(i=1;i<=n;i++) { sum=1; for(j=1;j<=i;j++) { sum=sum*j; } printf("第%d项的结

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