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#2
pangding2012-03-21 23:50
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int main()
int i,j,s,iterm;

printf("请输入一个正整数n:");
scanf("%d",&n);
if(n>0){
s=0;
for(i=1;i<=n;i++);{
iterm=1;
for(j=1;j<=n;j++);{
itrem=iterm*j;}
s=s+iterm;}
else("你的输入有误");}