更新时间2020-12-26 18:33:27
改好的参考
#include <stdio.h> //#include<math.h> int main() { int a,n,i; int sum,sum1=0; printf("请输入a和n " ); scanf("%d %d",&a,&n) ; sum=a; for( i=1; i<=n; i++) { sum1+=sum; printf("%d+", sum); sum=sum*10 + a; } printf("0=%d",sum1); return 0; }
(后面的=0可以调整的)