JAVA PROGRAMS

1. Java Programs With If Statements

KNOW ABOUT POLLUTION

Types Of Pollutions

• Air pollution
• Water pollution
• Land pollution
• Sound pollution
• Light pollution
• Radiation 

CPP PROGRAMS

STACK PROGRAM

#include
#include
#include
#define size 5
 
int top=-1;
int item,i;
int s[size];
class stack
{
    int item,i;
    int s[size];
public:
    void push();
    void pop();
    void display();
};
void stack::push()
{
    if(top==size-1)
      {
      cout<<" stack is overflow"<
      }
      else
      {
      cout<<" enter the item to be insert---->";
      cin>>item;
      s[++top]=item;
      }
}
void stack::pop()
{
   if(top==-1)
     {
     cout<<" stack is underflow"<
     }
     else
     {
     cout<<"the deleted item is------------>"<
     s[top--];
     }
}
void stack::display()
{
   if(top==-1)

      {
      cout<<"stack is underflow"<
      }
      else
      {
      cout<<" the stack items are------------>";
      for(i=0;i<=top;i++)
      cout<
      }
}
void main()
{
stack p;
int ch;
clrscr();
while(1)
{
   cout<<"\n 1.push\n 2.pop\n 3.display\n 4.exit\n";
   cout<<" enter ur choice---------------->";
   cin>>ch;
   switch(ch)
     {
     case 1:p.push();
        break;
     case 2:p.pop();
        break;
     case 3:p.display();
        break;
     case 4:exit(0);
     }
}
getch();
}

C PROGRMS

BIGGEST OF THREE NOS

main()
{
int a,b,c,big;
printf("enter three values\n");
scanf("%d%d%d",&a,&b,&c);     
big=a;       
if(b>big)           
big=b;             
if(c>big)                

big=c; 

printf("the biggest of the three numbers is %d",big);
getch();
}

TYPE-2 


main()
{
int a,b,c;
clrscr();
printf("enter three numbers\n");
scanf("%d%d%d",&a,&b,&c);
if((a>b)&&(a>c))
printf("the lorgest is %d \n",a);
else
if((b>a)&&(b>c))
printf("the lorgest is %d\n",b);
else
printf("the lorgest is %d",c);
getch();
}



SIMPLE INTEREST


main()
{
int p,t,r;
float si;
clrscr();
printf("enter values of p t r \n");
scanf("%d%d%d",&p,&t,&r);
si=(p*t*r)/100;
printf("simple interest is=%f\n",si);
getch();
}

 SUM OF NATURAL NOS


main()
{
int n,i,sum=0;
clrscr();
printf("enter the number\n");
scanf("%d",&n);
for(i=1;i<=n;i++)
{
sum=sum+i;
}
printf("sum of n natural number is %d",sum);
getch();
}


FIBBONACCI SERIES USING FUNCTION


main()
{
int n;
clrscr();
printf("enter the no\n");
scanf("%d",&n);
printf("fibbonacci series\n");
fibbo(n);
getch();
}
 
int fibbo(int n)
{
int a=0,b=1,c,i;
printf("%d\n",a);
printf("%d\n",b);
for(i=1;i<=n-2;i++)
{
c=a+b;
printf("%d\n",c);
a=b;
b=c;
}
return(c);
}