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Program Based on Pattern

4
4 3
4 3 2
4 3 2 1
D
D C
D C B
D C B A
4
3 3
2 2 2
1 1 1 1
D
C C
B B B
A A A A
4 3 2 1
4 3 2
4 3
4
D C B A
D C B
D C
D
4 4 4 4
3 3 3
2 2
1
D D D D
C C C
B B
A
4 3 2 1
  4 3 2
    4 3
      4
D C B A
  D C B
    D C
      D
4 4 4 4
  3 3 3
    2 2
      1
D D D D
  C C C
    B B
      A
      4
    4 3
  4 3 2
4 3 2 1
      D
    D C
  D C B
D C B A
      4
    3 3
  2 2 2
1 1 1 1
      D
    C C
  B B B
A A A A

SOURCE CODE

PROBLEM-1

4
4 3
4 3 2
4 3 2 1

Code


#include <stdio.h>
int main()
{
      int num;
      printf("enter number of rows : ");
      scanf(" %d",&num);
      int k=0;
      for(int i=1;i<=num;i++)
    {
         k=num;
         for(int j=1;j<=i;j++)
      {
             printf("%d ",k);
             k--;
      }
        printf("\n");
    }
    return 0;
}


#include  <iostream>
using namespace std;
int main()
{
      int num;
      cout<<"enter number of rows : ";
      cin>>num;
      int k=0;
      for(int i=1;i<=num;i++)
    {
         k=num;
         for(int j=1;j<=i;j++)
      {
             cout<<k<<" ";
             k--;
      }
        cout<<"\n";
    }
    return 0;
}


Output

Enter number of rows :- 4

4
4 3
4 3 2
4 3 2 1

PROBLEM-2

D
D C
D C B
D C B A

Code


#include <stdio.h>
int main()
{
      int num;
      printf("enter number of rows : ");
      scanf(" %d",&num);
      char ch;
      for(int i=1;i<=num;i++)
    {
         ch='A'+num-1;
         for(int j=1;j<=i;j++)
      {
             printf("%c ",ch);
             ch--;
      }
        printf("\n");
    }
    return 0;
}


#include  <iostream>
using namespace std;
int main()
{
      int num;
      cout<<"enter number of rows : ";
      cin>>num;
      char ch;
      for(int i=1;i<=num;i++)
    {
         ch='A'+num-1;
         for(int j=1;j<=i;j++)
      {
             cout<<ch<<" ";
             ch--;
      }
        cout<<"\n";
    }
    return 0;
}


Output

Enter number of rows :- 4

D
D C
D C B
D C B A

PROBLEM-3

4
3 3
2 2 2
1 1 1 1

Code


#include <stdio.h>
int main()
{
      int num;
      printf("enter number of rows : ");
      scanf(" %d",&num);
      int k=num;
      for(int i=1;i<=num;i++)
    {
         for(int j=1;j<=i;j++)
      {
             printf("%d ",k);
      }
        k--;
        printf("\n");
    }
    return 0;
}


#include  <iostream>
using namespace std;
int main()
{
      int num;
      cout<<"enter number of rows : ";
      cin>>num;
      int k=num;
      for(int i=1;i<=num;i++)
    {
         for(int j=1;j<=i;j++)
      {
             cout<<k<<" ";
      }
        k--;
        cout<<"\n";
    }
    return 0;
}


Output

Enter number of rows :- 4

4
3 3
2 2 2
1 1 1 1

PROBLEM-4

D
C C
B B B
A A A A

Code


#include <stdio.h>
int main()
{
      int num;
      printf("enter number of rows : ");
      scanf(" %d",&num);
      char ch='A'+num-1;
      for(int i=1;i<=num;i++)
    {
         for(int j=1;j<=i;j++)
      {
             printf("%c ",ch);
      }
        ch--;
        printf("\n");
    }
    return 0;
}


#include  <iostream>
using namespace std;
int main()
{
      int num;
      cout<<"enter number of rows : ";
      cin>>num;
      char ch='A'+num-1;
      for(int i=1;i<=num;i++)
    {
         for(int j=1;j<=i;j++)
      {
             cout<<ch<<" ";
      }
        ch--;
        cout<<"\n";
    }
    return 0;
}


Output

D
C C
B B B
A A A A

PROBLEM-5

4 3 2 1
4 3 2
4 3
4

Code


#include <stdio.h>
int main()
{
      int num;
      printf("enter number of rows : ");
      scanf(" %d",&num);
      int k=0;
      for(int i=num;i>=1;i--)
    {
         k=num;
         for(int j=1;j<=i;j++)
      {
             printf("%d ",k);
             k--;
      }
        printf("\n");
    }
    return 0;
}


#include  <iostream>
using namespace std;
int main()
{
      int num;
      cout<<"enter number of rows : ";
      cin>>num;
      int k=0;
      for(int i=num;i>=1;i--)
    {
         k=num;
         for(int j=1;j<=i;j++)
      {
             cout<<k<<" ";
             k--;
      }
        cout<<"\n";
    }
    return 0;
}


Output

Enter number of rows :- 4

4 3 2 1
4 3 2
4 3
4

PROBLEM-6

D C B A
D C B
D C
D

Code


#include <stdio.h>
int main()
{
      int num;
      printf("enter number of rows : ");
      scanf(" %d",&num);
      char ch;
      for(int i=num;i>=1;i--)
    {
         ch='A'+num-1;
         for(int j=1;j<=i;j++)
      {
             printf("%c ",ch);
             ch--;
      }
        printf("\n");
    }
    return 0;
}


#include  <iostream>
using namespace std;
int main()
{
      int num;
      cout<<"enter number of rows : ";
      cin>>num;
      char ch;
      for(int i=num;i>=1;i--)
    {
         ch='A'+num-1;
         for(int j=1;j<=i;j++)
      {
             cout<<ch<<" ";
             ch--;
      }
        cout<<"\n";
    }
    return 0;
}


Output

Enter number of rows :- 4

D C B A
D C B
D C
D

PROBLEM-7

4 4 4 4
3 3 3
2 2
1

Code


#include <stdio.h>
int main()
{
      int num;
      printf("enter number of rows : ");
      scanf(" %d",&num);
      int k=num;
      for(int i=num;i>=1;i--)
    {
         for(int j=1;j<=i;j++)
      {
             printf("%d ",k);
      }
        k--;
        printf("\n");
    }
    return 0;
}


#include  <iostream>
using namespace std;
int main()
{
      int num;
      cout<<"enter number of rows : ";
      cin>>num;
      int k=num;
      for(int i=num;i>=1;i--)
    {
         for(int j=1;j<=i;j++)
      {
             cout<<k<<" ";
      }
        k--;
        cout<<"\n";
    }
    return 0;
}


Output

Enter number of rows :- 4

4 4 4 4
3 3 3
2 2
1

PROBLEM-8

D D D D
C C C
B B
A

Code


#include <stdio.h>
int main()
{
      int num;
      printf("enter number of rows : ");
      scanf(" %d",&num);
      char ch='A'+num-1;
      for(int i=num;i>=1;i--)
    {
         for(int j=1;j<=i;j++)
      {
             printf("%c ",ch);
      }
        ch--;
        printf("\n");
    }
    return 0;
}


#include  <iostream>
using namespace std;
int main()
{
      int num;
      cout<<"enter number of rows : ";
      cin>>num;
      char ch='A'+num-1;
      for(int i=num;i>=1;i--)
    {
         for(int j=1;j<=i;j++)
      {
             cout<<ch<<" ";
      }
        ch--;
        cout<<"\n";
    }
    return 0;
}


Output

Enter number of rows :- 4

D D D D
C C C
B B
A

PROBLEM-9

4 3 2 1
  4 3 2
    4 3
      4

Code


#include <stdio.h>
int main()
{
      int num;
      printf("enter number of rows : ");
      scanf(" %d",&num);
      int k=0;
      for(int i=num;i>=1;i--)
    {
         k=num;
         for(int space=i;space<num;space++)
             printf("  ");
         for(int j=1;j<=i;j++)
      {
             printf("%d ",k);
             k--;
      }
        printf("\n");
    }
    return 0;
}


#include  <iostream>
using namespace std;
int main()
{
      int num;
      cout<<"enter number of rows : ";
      cin>>num;
      int k=0;
      for(int i=num;i>=1;i--)
    {
         k=num;
         for(int space=i;space<num;space++)
             cout<<"  ";
         for(int j=1;j<=i;j++)
      {
             cout<<k<<" ";
             k--;
      }
        cout<<"\n";
    }
    return 0;
}


Output

Enter number of rows :- 4

4 3 2 1
  4 3 2
    4 3
      4

PROBLEM-10

D C B A
  D C B
    D C
      D

Code


#include <stdio.h>
int main()
{
      int num;
      printf("enter number of rows : ");
      scanf(" %d",&num);
      char ch;
      for(int i=num;i>=1;i--)
    {
         ch='A'+num-1;
         for(int space=i;space<num;space++)
             printf("  ");
         for(int j=1;j<=i;j++)
      {
             printf("%c ",ch);
             ch--;
      }
        printf("\n");
    }
    return 0;
}


#include  <iostream>
using namespace std;
int main()
{
      int num;
      cout<<"enter number of rows : ";
      cin>>num;
      char ch;
      for(int i=num;i>=1;i--)
    {
         ch='A'+num-1;
         for(int space=i;space<num;space++)
             cout<<"  ";
         for(int j=1;j<=i;j++)
      {
             cout<<ch<<" ";
             ch--;
      }
        cout<<"\n";
    }
    return 0;
}


Output

D C B A
  D C B
    D C
      D

PROBLEM-11

4 4 4 4
  3 3 3
    2 2
      1

Code


#include <stdio.h>
int main()
{
      int num;
      printf("enter number of rows : ");
      scanf(" %d",&num);
      int k=num;
      for(int i=num;i>=1;i--)
    {
         for(int space=i;space<num;space++)
             printf("  ");
         for(int j=1;j<=i;j++)
      {
             printf("%d ",k);
      }
        k--;
        printf("\n");
    }
    return 0;
}


#include  <iostream>
using namespace std;
int main()
{
      int num;
      cout<<"enter number of rows : ";
      cin>>num;
      int k=num;
      for(int i=num;i>=1;i--)
    {
         for(int space=i;space<num;space++)
             cout<<"  ";
         for(int j=1;j<=i;j++)
      {
             cout<<k<<" ";
      }
        k--;
        cout<<"\n";
    }
    return 0;
}


Output

Enter number of rows :- 4

4 4 4 4
  3 3 3
    2 2
      1

PROBLEM-12

D D D D
  C C C
    B B
      A

Code


#include <stdio.h>
int main()
{
      int num;
      printf("enter number of rows : ");
      scanf(" %d",&num);
      char ch='A'+num-1;
      for(int i=num;i>=1;i--)
    {
         for(int space=i;space<num;space++)
             printf("  ");
         for(int j=1;j<=i;j++)
      {
             printf("%c ",ch);
      }
        ch--;
        printf("\n");
    }
    return 0;
}


#include  <iostream>
using namespace std;
int main()
{
      int num;
      cout<<"enter number of rows : ";
      cin>>num;
      char ch='A'+num-1;
      for(int i=num;i>=1;i--)
    {
         for(int space=i;space<num;space++)
             cout<<"  ";
         for(int j=1;j<=i;j++)
      {
             cout<<ch<<" ";
      }
        ch--;
        cout<<"\n";
    }
    return 0;
}


Output

Enter number of rows :- 4

D D D D
  C C C
    B B
      A

PROBLEM-13

      4
    4 3
  4 3 2
4 3 2 1

Code


#include <stdio.h>
int main()
{
      int num;
      printf("enter number of rows : ");
      scanf(" %d",&num);
      int a;
      for(int i=1;i<=num;i++)
    {
         a=num;
         for(int space=1;space<=num-i;space++)
             printf("  ");       /* double space*/
          for(int j=1;j<=i;j++)
      {
             printf("%d ",a);
             a--;
      }
        printf("\n");
    }
    return 0;
}


#include <iostream>
using namespace std;
int main()
{
      int num;
      cout<<"enter number of rows : ";
      cin>>num;
      int a;
      for(int i=1;i<=num;i++)
    {
         a=num;
         for(int space=1;space<=num-i;space++)
             cout<<"  ";       /* double space*/
         for(int j=1;j<=i;j++)
      {
             cout<<a<<" ";
             a--;
      }
        cout<<"\n";
    }
    return 0;
}


Output

Enter number of rows :- 4

      4
    4 3
  4 3 2
4 3 2 1

PROBLEM-14

      D
    D C
  D C B
D C B A

Code


#include <stdio.h>
int main()
{
      int num;
      printf("enter number of rows : ");
      scanf(" %d",&num);
      char ch;
      for(int i=1;i<=num;i++)
    {
         ch='A'+num-1;
         for(int space=1;space<=num-i;space++)
             printf("  ");       /* double space*/
          for(int j=1;j<=i;j++)
      {
             printf("%c ",ch);
             ch--;
      }
        printf("\n");
    }
    return 0;
}


#include <iostream>
using namespace std;
int main()
{
      int num;
      cout<<"enter number of rows : ";
      cin>>num;
      char ch;
      for(int i=1;i<=num;i++)
    {
         ch='A'+num-1;
         for(int space=1;space<=num-i;space++)
             cout<<"  ";       /* double space*/
         for(int j=1;j<=i;j++)
      {
             cout<<ch<<" ";
             ch--;
      }
        cout<<"\n";
    }
    return 0;
}


Output

Enter number of rows :- 4

      D
    D C
  D C B
D C B A

PROBLEM-15

      4
    3 3
  2 2 2
1 1 1 1

Code


#include <stdio.h>
int main()
{
      int num;
      printf("enter number of rows : ");
      scanf(" %d",&num);
      int a=num;
      for(int i=1;i<=num;i++)
    {
         for(int space=1;space<=num-i;space++)
             printf("  ");       /* double space*/
          for(int j=1;j<=i;j++)
       {
             printf("%d ",a);
       }
        a--;
        printf("\n");
    }
    return 0;
}


#include <iostream>
using namespace std;
int main()
{
      int num;
      cout<<"enter number of rows : ";
      cin>>num;
      int a=num;
      for(int i=1;i<=num;i++)
    {
         for(int space=1;space<=num-i;space++)
             cout<<"  ";       /* double space*/
         for(int j=1;j<=i;j++)
      {
             cout<<a<<" ";
      }
        a--;
        cout<<"\n";
    }
    return 0;
}


Output

Enter number of rows :- 4

      4
    3 3
  2 2 2
1 1 1 1

PROBLEM-16

      D
    C C
  B B B
A A A A

Code


#include <stdio.h>
int main()
{
      int num;
      printf("enter number of rows : ");
      scanf(" %d",&num);
      char ch='A'+num-1;
      for(int i=1;i<=num;i++)
    {
         for(int space=1;space<=num-i;space++)
             printf("  ");       /* double space*/
          for(int j=1;j<=i;j++)
       {
             printf("%c ",ch);
       }
        ch--;
        printf("\n");
    }
    return 0;
}


#include <iostream>
using namespace std;
int main()
{
      int num;
      cout<<"enter number of rows : ";
      cin>>num;
      char ch='A'+num-1;
      for(int i=1;i<=num;i++)
    {
         for(int space=1;space<=num-i;space++)
             cout<<"  ";       /* double space*/
         for(int j=1;j<=i;j++)
      {
             cout<<ch<<" ";
      }
        ch--;
        cout<<"\n";
    }
    return 0;
}


Output

Enter number of rows :- 4

      D
    C C
  B B B
A A A A





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