习题2-3
![](http://images0.cnblogs.com/blog/570517/201310/30214525-3d9cb703d1184955a829b04df189cd75.png)
#include<stdio.h> int main(void) { int i,n; double x,sum; printf("Enter x,n:"); scanf("%lf%d",&x,&n); sum=1; for(i=1;i<=n;i++){ sum=sum*x; } printf("x^n=%.2f\n",sum); return 0; }
#include<stdio.h> int main(void) { int i,n; double x,sum; printf("Enter x,n:"); scanf("%lf%d",&x,&n); sum=1; for(i=1;i<=n;i++){ sum=sum*x; } printf("x^n=%.2f\n",sum); return 0; }