c语言里 子函数如何调用主函数数组 ,如下面这个如何修改答:include <stdio.h>//望采纳!!int main(void){ void aaa(int *);//声明函数aaa int x1[3][3];aaa(x1);printf("%d\n",x1[1][1]);//{{1,2,3},{4,5,6},{7,8,9}};输出元素[1][1],很明显是5 } void aaa(int *x1[3][3]){ //x1[3][3]={{10,10,10},{12,12,...
C语言表编程:用二分法求一元三次方程的根 要求:又主函数调用求根子函数...答:比如用二分法求f(x)=x^3-6x-1=0的实根。代码如下(已调试):include "math.h"main(){ float x,x1,x2;float F(float x,float x1,float x2);printf("请输入区间[x1,x2]\n");scanf("%f%f",&x1,&x2);printf("x=%f\n",F(x,x1,x2));} float F(float x,float x1,float x...