4.cpp

数值分析 一个上学的时候经常会到的小小的程序。希望对大家有一点的帮助。

#include "question.h"
void  main()
{
	 title();
  	 char select='1',subselect='1';
	 int flag=0;
	 while(select>='1'&&select<='6')
	 {
		 if(flag>0)
		 cls();
		 flag=0;
		 menu();
		  cin>>select;
		   switch(select)
		   {
		   case '1':
			   qingjiuzhao1();
			   break;
		   case '2':
			   newton2();
			   break;
		   case '3':
			   subselect='1';
			   flag=1;
			   cls();
			   while(subselect>='1'&&subselect<='3')
			   {
				   submenu3();
				   cin>>subselect;
				   jifen3(subselect);
			   }
			   break;
		   case '4':
			   newton4();
			   break;
		   case '5':
			   subselect='1';
			   cls();
			   flag=1;
			   while(subselect>='1'&&subselect<='3')
			   {
				   submenu5();
				   cin>>subselect;
				   switch(subselect)
				   {
				   case '1':
					   jacobi5();
					   break;
				   case '2':
					   g_s5();
					   break;
				   case '3':
					   getsolution6();
					   break;
				   }
			   }
		   }
	 }
}