เป็นโปรแกรม หาจำนวนเฉพาะ นะครับ เขียนโดยเด็กม.6 โครงการ 2BKMUTT ซึ่งพึ่งเรียนภาษา C++ เป็นครั้งแรกและเขียนเสร็จหลังจากเรียน ไม่เกิน 15 ชม
[src]
#include < iostream.h >
//#include < conio.h >
#include< string.h >
void intro();
void cal1();
void cal2();
void cal3();
void intro()
{
int ron;
char ch;
char name[255];
int type;
cout<<"tt"<<"Welcome to Computer Sci. Programming"<<endl;
cout<<"tt"<<"-------------------------------------"<<endl<<endl;
cout<<"tProgramming byKeng
cout<<"Please Enter Your Type (Mr./Mrs./Miss) "<<endl<<"[1] Mr."<<endl<<"[2] Mrs."<<endl<<"[3] Miss"<<endl;
cout<<"Choice :";
cin>>type;
switch(type)
{
case 1:
cout<<"Please Enter Your Name :";
cin>>name;
cout<<"nnWelcome to Computer Calculator ...Mr. "<<name<<endl<<endl;
break;
case 2:
cout<<"Please Enter Your Name :";
cin>>name;
cout<<"nnWelcome to Computer Calculator ...Mrs. "<<name<<endl<<endl;
break;
case 3:
cout<<"Please Enter Your Name :";
cin>>name;
cout<<"nnWelcome to Computer Calculator ...Miss. "<<name<<endl<<endl;
break;
}
do{
int se;
cout<<"Please Select Program :"<<endl;
cout<<"[1]Additionn[2]Odd/Even Cheackern[3]Uniqe Number.n[4]Exitn";
cout<<"Please Enter :";
cin>>se;
switch(se)
{
case 1 :
cal1();
break;
case 2 :
cal2();
break;
case 3 :
cal3();
break;
default :
break;
}
cout<<"Do you want to Try Again(Y/N)...";
cin>>ch;
if(ch=='y' || ch=='Y')
{
ron=0;
}else{ron=1;}
}while(ron==0);
}
void cal1()
{
cout<<"This is Counter Program..."<<endl;
cout<<"t"<<"It Could Helper For You to Cal Number "<<endl<<endl;
cout<<"t"<<"Please Input Number for Addition. It's Start to 1 - ?"<<endl<<endl<<endl;
cout<<"Input Interger in Here :";
int ct;
int result=0;
cin>>ct;
cout<<"nnnn";
for(int i=0;i<=ct;i++)
{
result=i+result;
}
cout<<"t Result is "<<result<<endl<<endl<<endl<<endl;
}
void cal2()
{
cout<<"ttWelcome to Number Cheacker (Odd/Even Number)"<<endl;
cout<<"tt--------------------------------------------"<<endl;
cout<<endl<<endl<<"Please Enter Nubber for Cheack..."<<endl;
cout<<"The Number will Count at 1 - ? "<<endl;
cout<<"Enter Number : ";
int num;
cin>>num;
int odd=0;
int even=0;
for(int i=0;i<=num;i++)
{
if(i%2==1)
{
odd++;
}else
even++;
}
cout<<"Result :"<<endl;
cout<<"tOdd Number have "<<odd<<" Number"<<endl;
cout<<"tEven Number have "<<even<<" Number"<<endl;
cout<<endl<<endl;
}
void cal3()
{
cout<<"ttWelcome to Search Uniquare Number"<<endl;
cout<<"tt--------------------------------------------"<<endl;
cout<<endl<<endl<<"Please Enter Nubber for Search..."<<endl;
cout<<"The Number will Search Uniquare"<<endl;
cout<<"Enter Number : ";
int number;
cin>>number;
cout<<"nnnUniqe Number is 1"<<endl;
cout<<"Uniqe Number is 2"<<endl;
cout<<"Uniqe Number is 3"<<endl;
cout<<"Uniqe Number is 5"<<endl;
for (int i=6; i<=number ; i++)
{
if(i%2==1 && i%3==1 && i%5 != 0 || i%2==1 && i%3==2 && i%5 != 0)
cout<<"Uniqe Number is "<<i<<endl;
}
}
/*void cal4()
{
cout<<"ttWelcome to Encoder Number"<<endl;
cout<<"tt--------------------------------------------"<<endl;
cout<<endl<<endl<<"Please Enter Number to want Encoder..."<<endl;
cout<<"Enter Number : ";
char num[255];
int counter;
char *chklen=name;
counter=strlen(chklen);
for(int i=0; i<=counter; i++)
{
}
}*/
void main()
{
// clrscr();
intro();
}
[/src]
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