不能使用nsctdec，是因为没有导入非下采样工具箱吗

#include"stdio.h"voidmain(){inta,n,i=1longs=0,t=0printf("a=")scanf("%d",&a)printf("n=")scanf("%d",&n)while(i<=n){t=t+as=s+ta=a*10++i}printf("sum=%d",s)}

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