作业帮求Sn = a+aa+aaa+aaaa+…+aa…a的值（最后一项共有n个a）,其中a为[0,9]内的一位数,a和n由键盘输入（如,a=8,n=4时,Sn=8+88+888+8888）.Sn=a+aa+aaa+aaaa+aa...a/*int a,n,Sn,sum;printf("please input a,n:\n");scanf("%d,%d",&a,&n);if
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![求Sn = a+aa+aaa+aaaa+…+aa…a的值（最后一项共有n个a）,其中a为[0,9]内的一位数,a和n由键盘输入（如,a=8,n=4时,Sn=8+88+888+8888）.Sn=a+aa+aaa+aaaa+aa...a/*int a,n,Sn,sum;printf(](/uploads/image/z/7997686-70-6.jpg?t=%E6%B1%82Sn+%3D+a%2Baa%2Baaa%2Baaaa%2B%E2%80%A6%2Baa%E2%80%A6a%E7%9A%84%E5%80%BC%EF%BC%88%E6%9C%80%E5%90%8E%E4%B8%80%E9%A1%B9%E5%85%B1%E6%9C%89n%E4%B8%AAa%EF%BC%89%2C%E5%85%B6%E4%B8%ADa%E4%B8%BA%5B0%2C9%5D%E5%86%85%E7%9A%84%E4%B8%80%E4%BD%8D%E6%95%B0%2Ca%E5%92%8Cn%E7%94%B1%E9%94%AE%E7%9B%98%E8%BE%93%E5%85%A5%EF%BC%88%E5%A6%82%2Ca%3D8%2Cn%3D4%E6%97%B6%2CSn%3D8%2B88%2B888%2B8888%EF%BC%89.Sn%3Da%2Baa%2Baaa%2Baaaa%2Baa...a%2F%2Aint+a%2Cn%2CSn%2Csum%3Bprintf%28%22please+input+a%2Cn%3A%5Cn%22%29%3Bscanf%28%22%25d%2C%25d%22%2C%26a%2C%26n%29%3Bif)
求Sn = a+aa+aaa+aaaa+…+aa…a的值（最后一项共有n个a）,其中a为[0,9]内的一位数,a和n由键盘输入（如,a=8,n=4时,Sn=8+88+888+8888）.Sn=a+aa+aaa+aaaa+aa...a/*int a,n,Sn,sum;printf("please input a,n:\n");scanf("%d,%d",&a,&n);if
求Sn = a+aa+aaa+aaaa+…+aa…a的值（最后一项共有n个a）,其中a为[0,9]内的一位数,a和n由键盘输入（如,a=8,n=4时,Sn=8+88+888+8888）.
Sn=a+aa+aaa+aaaa+aa...a
/*int a,n,Sn,sum;
printf("please input a,n:\n");
scanf("%d,%d",&a,&n);
if(n9||a
求Sn = a+aa+aaa+aaaa+…+aa…a的值（最后一项共有n个a）,其中a为[0,9]内的一位数,a和n由键盘输入（如,a=8,n=4时,Sn=8+88+888+8888）.Sn=a+aa+aaa+aaaa+aa...a/*int a,n,Sn,sum;printf("please input a,n:\n");scanf("%d,%d",&a,&n);if
定义等比数列公公式,aa/a=11=q,
for(i=1；i