#include<iostream.h>
#include<conio.h>
int choice,choice2,if1,if2,ies1,ies2,ni1,ni2,nirem,nirem2,li,s,s1,s2,d1,d2,q1,q2,p1,p2,fl,wl,ctrfl,ctrwl,ctrdw,dw1,dw2,dws,dw;
char let;
void disp(),prob1(),prob2(),prob3(),prob4(),prob5(),sum(),diff(),quo(),prod(),prob6(),prob7(),prob8(),clear();
main()
{
clrscr();
cout<<"\n\t\t\t     ---Adamson University---";
cout<<"\n\t\t\t    ---ITC Project in Finals---";
cout<<"\n________________________________________________________________________________";
disp();
getch();
return 0;
}
void disp()
{
cout<<"\n\n\nSelect a Program:";
cout<<"\n\n0]To End the Program\n1]If Statement \n2]If Else \n3]Nested If \n4]Ladder If \n5]Mathematical Operators \n6]For Loop \n7]While Loop \n8]Do-While\n\n:";
cin>>choice;
switch(choice)
{
case 0:main;
break;
case 1:prob1();
break;
case 2:prob2();
break;
case 3:prob3();
break;
case 4:prob4();
break;
case 5:prob5();
break;
case 6:prob6();
break;
case 7:prob7();
break;
case 8:prob8();
break;
default:cout<<"\nEnter only Numbers 1-8";
}
}
void null()
{
cout<<"\nWould You Like to try the other programs?(Y/N) :";
cin>>let;
switch(let)
{
case 'y':case'Y':clear();
break;
case 'n':case'N':clrscr();
break;
default:cout<<"\n\nEnter only Y or N";
}
}
void prob1()
{
clrscr();
cout<<"\nIf Statement:";
cout<<"\nNormally,your program flows along line by line in the order in which it appears in your source code. The\nif statement enables you to test for a condtion (such as wheter two variables are equal) and branch\nto different parts of your code, depending on the result";
cout<<"\n\nSyntax of If Statement:";
cout<<"\nif(condition)";
cout<<"\nstatement";
cout<<"\n\nExample of a If Statement:";
cout<<"\nEnter 1st Number:";
cin>>if1;
cout<<"\nEnter 2nd Number:";
cin>>if2;
if(if1<if2)
cout<<"\n\nThe 2nd Number is Higher than the 1st number";
null();
}
void prob2()
{
clrscr();
cout<<"\nIf Else Statement:";
cout<<"\nThe If Else Statement is Just Like If Statement the difference is we can additionally specfy what we \n want to do if the condition is not fulfilled using ELSE";
cout<<"\n\nSyntax:";
cout<<"\nif(condition)\n{\nstatement\n}\nelse\n{\nstatement\n}";
cout<<"\n\nExample ofIf Else Statement:";
cout<<"\nEnter 1st Number:";
cin>>ies1;
cout<<"\nEnter 2nd Number:";
cin>>ies2;
if(ies1>ies2)
cout<<"\nThe 1st Number is Greater than the 2nd Number";
else
cout<<"\nThe 2nd Number is Greater than the 1st Number";

null();
}
void prob3()
{
clrscr();
cout<<"\nNested If:";
cout<<"\nIt is an If Statement within an If Statement";
cout<<"\n\nSyntax:";
cout<<"if(condition)\n{\nstatement\n\t{\n\tstatement\n\t}\n}";
cout<<"\n\nExample of Nested If";
cout<<"\nEnter 1st Number:";
cin>>ni1;
cout<<"\nEnter 2nd Number:";
cin>>ni2;
nirem=ni1%ni2;
nirem2=nirem;
if(ni1<ni2)
{
cout<<"\nThe 2nd number is greater than the 1st number";
if(nirem==1)
{
cout<<"\nThe 2nd Number is Odd";
if(nirem==0)
{
cout<<"\nThe 2nd Number is Even";
}
}
}
else if(ni1>ni2)
{
cout<<"\nThe 1st number is greater than the 2nd number";
if(nirem2==1)
{
cout<<"\nThe 1st Number is Odd";
if(nirem2==0)
{
cout<<"\nThe 1st Number is Even";
}
}
}
null();
}
void prob4()
{
clrscr();
cout<<"\nLadder If/Else If:";
cout<<"\nIt is like an If Else Statement that has more than 2 or more conditions";
cout<<"\n\nSyntax:";
cout<<"\nif(condition)\n{\nstatement\n}\nelse if(condition)\n{\nstatement\n}\nelse if(condition)\n{\nstatement\n}";
cout<<"\n\nExample of Ladder if/Else if:";
cout<<"\nEnter Your Grade Your Test Score:";
cin>>li;
if(li>=90)
{
cout<<"\nYour Grade is an A";
}
else if(li>=80 && li<90)
{
cout<<"\nYour Grade is a B";
}
else if(li>=70 && li<80)
{
cout<<"\nYour Grade is a C";
}
else if(li<=60 && li<70)
{
cout<<"\nYour Grade is a D";
}
null();
}
void prob5()
{
clrscr();
cout<<"\nMathematical Operators:";
cout<<"\nSelect an Operator:";
cout<<"\n\t1]Addition \t\t 2]Subtraction \t\t 3]Division \t\t\t 4]Multiplication \t\t 0]Choose Other Programs\n\n:" ;
cin>>choice2;
switch(choice2)
{
case 0:clear();
break;
case 1:sum();
break;
case 2:diff();
break;
case 3:quo();
break;
case 4:prod();
break;
default:cout<<"\n\nEnter only Numbers 1-4";
break;
}
}
void sum()
{
cout<<"\nEnter 1st Number:";
cin>>s1;
cout<<"\nEnter 2nd Number:";
cin>>s2;
s=s1+s2;
cout<<"\nThe Sum of the 2 Numbers is:"<<s<<"\n";
cout<<"\n";
null();
}
void diff()
{
cout<<"\nEnter 1st Number:";
cin>>d1;
cout<<"\nEnter 2nd Number:";
cin>>d2;
cout<<"\nThe difference of the 2 Numbers is:"<<d1-d2<<"\n";
null();
}
void quo()
{
cout<<"\nEnter 1st Number:";
cin>>q1;
cout<<"Enter 2nd Number:";
cin>>q2;
cout<<"\nThe quotient of the 2 Numbers is:"<<q1/q2<<"\n";
null();
}
void prod()
{
cout<<"\nEnter 1st Number:";
cin>>p1;
cout<<"\nEnter 2nd Number:";
cin>>p2;
cout<<"\nThe Product of the 2 Numbers is:"<<p1*p2<<"\n";
null();
}
void prob6()
{
clrscr();
cout<<"\nFor Loop:";
cout<<"\nA Statemen Which Allows Code to be Repeatedly executed";
cout<<"\n\nSyntax:";
cout<<"\nfor(initial value;condition;action)\n{\nstatement\n}";
cout<<"\n\nExample of For Loop:";
cout<<"\nEnter a Number:";
cin>>fl;
for(ctrfl=1;ctrfl<=fl;ctrfl++){
cout<<"\nAdamson University";
}
null();
}
void prob7()
{
clrscr();
cout<<"\nWhile Loop:";
cout<<"\nIt is like For Loop but in different syntax";
cout<<"\n\nSyntax:";
cout<<"\nwhile(condition)\n{\nstatement\n}";
cout<<"\n\nExample of While Loop:";
cout<<"\nEnter a Number:";
cin>>wl;
ctrwl=1;
while(ctrw<wl)
{
cout<<"\nGo Falcons!";
ctrwl=ctrwl++;
}
null();
}
void prob8()
{
clrscr();
cout<<"\nDo-while Loop:";
cout<<"\nA another way of Loop";
cout<<"\n\nSyntax:";
cout<<"\ndo\n{\nstatement\n}\nwhile(condition)";
cout<<"\n\nExample of Do-while:";
cout<<"\nHow Many times you want to print *?:";
cin>>dw;
do
{
cout<<"\n*";
ctrdw=ctrdw++;
}
while(ctrdw<dw);

null();
}
void clear()
{
clrscr();
disp();
}