输入2个正整数a和n,计算a+aa+aaa+aa…a(n个a)之和。例如,输入2和3,输...答:void main(){ int a ,n,i,j,nu,s=0;printf("请输入a和n\n");scanf("%d%d",&a,&n);for (i=1;i<=n;i++){ nu=0;for (j=0;j<i;j++) nu=nu*10+a;s=s+nu;} printf("%d\n",s);}
如何输入2个正整数a和n,计算a,aa,aaa,aa…a。例如,输入2和3,输出2...答:include<iostream> using namespace std;int main() { int a, n, i = 1, j = 1;cin >> a >> n;while (i <= n) { j = 1;while (j <= i)cout << a; ++j;if (i == n) cout << '\n';else cout << ',';++i;} return 0;} ...
输入2个正整数 a 和 n,求 a+aa+aaa+aa…a(n个a)之和。答:h>#include<Windows.h>int main(void){ int a, b, i, n; long sum; int ri, looptimes;printf("请输入循环次数:");scanf("%d",&looptimes);for(i=1;i<=looptimes;i++){sum=0;printf("请输入a,n: ");scanf("%d%d",&a,&n);b=a;printf("sum = %d ",a);for...
C语言编程:输入两个正整数a和n,求a+aa+…+aa…a(n个a)之和答://求a+aa+aaa+...+an的和 int f2(int a,int n){ int s=0;for(int i=1;i<=n;i++){ s+=f1(a,i);} return s;} int main(){ int a,n;scanf("%d %d",&a,&n);printf("第%d项的值为:%d\n",n,f1(a,n));printf("所有n项之和:%d\n",f2(a,n));return 0;} ...