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)<...
C语言程序设计:求二维数组中最大元素值及其行列号答:include<stdio.h> main(){int i,j,row=0,colum=0,max;int a[3][4]={{1,2,3,4},{9,8,7,6},{-10,10,5,2}};max=a[0][0];for(i=0;i<=2;i++)for(j=0;j<=3;j++)if(a[j]>max){ max=a[j];row=i;colum=j;} printf("%d,%d,%d\n",max,row,colum);} ...