c++编程：编写程序，输入实数x,n，计算x的n次方，不允许调用pow函数求幂 用C语言编写程序：输入实数x和正整数n,计算x的n次方，不许...
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#include
int main(void)
{
double x,y;
int i,n;
y=1;
printf("\u8bf7\u8f93\u5165x\uff1a\n");
scanf(" %lf",&x);
printf("\u8bf7\u8f93\u5165n\uff1a\n");
scanf(" %d",&n);
for (i=1;i<=n;i++){
y=y*x;}
printf("x=%0.2f,y=%0.2f \n",x,y);
return 0;
}
using namespace std;
int main()
{
float x,result=1;
int n;
cin>>x>>n;
for(int i=0;i<n;i++)
result*=x;
cout<<result<<endl;
return 0;
}
我学C#的，不了解你们 c++ 编程，不过，我想算法还是一样的。
定义 result =1 ， x ,n 为接收的实数
for (int i = 0; i < n; i++)
{
result = result * x ;
}
result 既为 幂 。
用一个循环控制它相乘的次数就可以了 或者计数
#include<iostream>
using namespace std;
int main()
{
int x,n;
cin>>x;
cin>>n;
for(int i=1;i<n;i++)
x=x*x;
cout<<x<<endl;
return 0;
}
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绛旓細浠ヤ笅鏄湪C璇█涓杈撳叆鍥涗釜瀹炴暟骞惰緭鍑哄畠浠殑骞冲潎鍊肩殑浠ｇ爜锛歩nclude <stdio.h> int main() { float num1, num2, num3, num4, avg;printf("璇疯緭鍏ュ洓涓疄鏁帮細\n");scanf("%f%f%f", &num1, &num2, &num3, &num4);avg = (num1 + num2 + num3 + num4) / 4.0;printf("杩欏洓涓...
绛旓細//浠庨敭鐩杈撳叆10涓暟瀛樺叆涓缁存暟缁勶紝姹傝繖10涓暟涓殑鏈澶у煎拰鏈灏忓煎苟杈撳嚭 intmain(){ inti;floatmax,min,num[10];printf("璇疯緭鍏10涓暟锛屾瘡杈撳叆涓涓暟鎸夊洖杞﹂敭缁撴潫:\n");for(i=0;i<10;i++){ scanf("%f",&num[i]);} max=min=num[0];for(i=1;i<10;i++){ if(max<num[i])...
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绛旓細include<math.h> double ab(double n){ int i;double s=1;for(i=1;i<=n;i++)s=s*i;return s;} void main(){ double c,d=0,x,j=1;scanf("%lf",&x);while(fabs(pow(-1,j-1)*pow(x,j)/ab(j))>pow(10,-5)){ c=pow(-1,j-1)*pow(x,j)/ab(j);d=d+c;j++...
