C语言简单加减乘除运算

1、/简单运算加减乘除（C语言）运行环境VC6.0/作者：summer/#include#include#includeintk;EXIT（）exit（0）;voidlist_menu1（）printf（n）;printf（n）;printf（n）;printf（n）;printf（n）;printf（n）;printf（n）;voidlist_menu2()(printf(*n);printf(*1.0-9运算*n);printf(*2.0-99运算*n);printf(*n);/*生成随机数*/intnum0_9()(return(rand()%10);intnum0_99()(return(

2、rand()%100);/*加法运算*/voidadd1()(intx,y,sum;inti;intcount=0;for(i=1;i0.9)printf(verygood!n);elseprintf(还要继续训练才行啊!n);voidadd2()intx,y,sum;inti;intcount=0;for(i=1;i0.9)printf(verygood!n);elseprintf(还要继续训练才行啊!n);/*减法运算*/voidsub1()for(i=1;i0.9)printf(verygood!n);elseprintf(还要继续训练才行啊!n);_(0rl)4uno5-uu(N.%s

3、 一，Ea)0_9MU一d没o66IOEnunx(+室Hv二.!)oJLunoo-lu一-EnsHX-I()if(count/(k*1.0)0.9)printf(verygood!n);elseprintf(还要继续训练才行啊!n);/*乘法运算*/voidmul1()intx,y,sum;inti;intcount=0;for(i=1;i=k;i+)x=num0_9();y=num0_9();printf(%d*%d=,x,y);scanf(%d”,&sum);if(sum=x*y)for(i=1;i0.9)printf(verygood!n);elseprintf(还要继续训练才行

4、啊!n);voidmul2()intx,y,sum;inti;intcount=0;x=num0_99();y=num0_99();printf(%d*%d=,x,y);scanf(%d”,&sum);if(sum=x*y)(printf(Ture!n);count+;elseprintf(error!正确答案是:%dn,x*y);printf(corretrateis%.2fn”,count/(k*1.0);if(count/(k*1.0)0.9)printf(verygood!n);elseprintf(还要继续训练才行啊!n);/*除法运算*/Mx-c-p%股wMn港wfopMU

5、 一d(DS-CD(DS-CD+UFIOO(UMrlLMU 一d(NXHHEnsM-(EnsoaL-pmuEOSMxnp%fp%-MU 一d&#zxo6IOEnuno6IOEnunx)opprintf(corretrateis%.2fn”,count/(k*1.0);if(count/(k*1.0)0.9)printf(verygood!n);elseprintf(还要继续训练才行啊!n);voiddiv2()intx,y,sum;inti;intcount=0;for(i=1;i0.9)printf(verygood!n);elseprintf(还要继续训练才行啊!n);/*主函数*

6、/main()(voidadd1();voidadd2();intnum0_9(),num0_99();intn,m;printf(请输入你要做的题数n);scanf(%d”,&k);do(list_menu1();scanf(%d,&n);getchar();switch(n)(case1:list_menu2();scanf(%d”,&m);getchar();switch(m)(case1:add1();break;case2:add2();break;break;case2:list_menu2();scanf(%d”,&m);getchar();swi

7、tch(m)(case1:sub1();break;case2:sub2();break;break;case3:list_menu2();scanf(%d”,&m);getchar();switch(m)case1:mul1();break;case2:mul2();break;break;case4:list_menu2();scanf(%d”,&m);getchar();switch(m)case1:div1();break;case2:div2();break;break;case5:printf(谢谢使用！n);while(n!=5);该程序比较简单，学MFC后做一个界面，实现混合运算，函数sin,con.tan等运算，还可以实