c语言程序设计有关编程题,急求答案答:1题#include "stdio.h"main(){ int n,i;float sum=0,t,a=1.0,b=1;printf("please input n:");scanf("%d",&n);for(i=0;i<n;i++){ t=a/b;sum+=t;b=b+2;} printf("sum=%f\n",sum);} 2题#include "stdio.h"include"math.h"main(){ int n,bai,shi,ge;while(1)...
c语言程序设计题目:计算一元二次方程的根答:include <stdio.h> /***SPACE***/ include <math.h> void main(){ float a,b,c,disc,x1,x2,realpart,imagpart;scanf("%f%f%f",&a,&b,&c);printf("the equation");/***SPACE***/ if( a <=1e-6)printf("is not quadratic\n");else { disc=b*b-4*a*c;if(fabs(disc)<...