(Note: This C program was
made by Paawan Prashad Bhatt.)
#include<stdio.h>
#include<conio.h>
#include<process.h>
#include<graphics.h>
#include<dos.h>
void menu();
void input(int [][5],int
[][5]);
void display();
void addition(int
[][5],int [][5]);
void subtraction(int
[][5],int [][5]);
void multiplication(int
[][5],int [][5]);
void transpose(int
[][5],int [][5]);
void elementssum(int
[][5],int [][5]);
void diagnol_elements(int
[][5],int [][5]);
void
sum_diagnol_elements(int [][5],int [][5]);
void
product_diagnol_elements(int [][5],int [][5]);
void sum_upper_triangular_matrix(int
[][5],int [][5]);
void
sum_lower_triangular_matrix(int [][5],int [][5]);
void finish();
void quit();
int
i,j,r1,c1,r2,c2,m1[5][5],m2[5][5];
void main()
{
int
gd=DETECT, gm;
initgraph(&gd,&gm,"c:\\turboc3\\bgi");
setbkcolor(RED);
printf("\n\t\t*************************************************");
printf("\n\t\t*************************************************");
printf("\n\t\t******MATRIX CALCULATOR KI DUNIYA ME WELCOME*****");
printf("\n\t\t*************************************************");
settextstyle(3,1,4);
setcolor(GREEN);
outtext("Paawan");
settextstyle(3,0,4);
outtextxy(250,63,"Prashad");
settextstyle(3,1,4);
outtextxy(550,10,"Bhatt");
//sleep(2);
input(m1,m2);
menu();
getch();
}
void menu()
{
int
choice=0;
printf("\n\t\t*************************************************");
printf("\n\t\t*********************MENU************************");
printf("\n\t\t*************************************************");
printf("\n\t\t\t\t1. To Display Matrix ");
printf("\n\t\t\t\t2. To Add Matrix");
printf("\n\t\t\t\t3. To Subtract Matrix");
printf("\n\t\t\t\t4. To Multiply Matrix");
printf("\n\t\t\t\t5. To Transpose Matrix");
printf("\n\t\t\t\t6. To Get All Elements Sum");
printf("\n\t\t\t\t7. To Get Diagnol Elements");
printf("\n\t\t\t\t8. To Get Diagnol Elements Sum");
printf("\n\t\t\t\t9. To Get Diagnol Elements Product");
printf("\n\t\t\t\t10. To Get Sum of Upper Triangular Matrix");
printf("\n\t\t\t\t11. To Get Sum of Lower Triangular Matrix");
printf("\n\t\t\t\t12. To Quit");
printf("\n\n\tEnter your choice between 1 to 12 :
");
scanf("%d",&choice);
if(choice==1)
{
display();
}
else
if(choice==2)
{
addition(m1,m2);
}
else
if(choice==3)
{
subtraction(m1,m2);
}
else
if(choice==4)
{
multiplication(m1,m2);
}
else
if(choice==5)
{
transpose(m1,m2);
}
else
if(choice==6)
{
elementssum(m1,m2);
}
else
if(choice==7)
{
diagnol_elements(m1,m2);
}
else
if(choice==8)
{
sum_diagnol_elements(m1,m2);
}
else
if(choice==9)
{
product_diagnol_elements(m1,m2);
}
else
if(choice==10)
{
sum_upper_triangular_matrix(m1,m2);
}
else
if(choice==11)
{
sum_lower_triangular_matrix(m1,m2);
}
else
if(choice==12)
{
quit();
}
else
printf("\nInvalid choice. Please input choice between 1 and 5.");
}
void input(int m1[][5],int
m2[][5])
{
printf("\n\n\nEnter size of first matrix:-\n");
scanf("%d%d",&r1,&c1);
printf("\nEnter the elements of first matrix:-\n");
for(i=0;i<r1;i++)
for(j=0;j<c1;j++)
scanf("%d",&m1[i][j]);
printf("\nEnter size of second matrix:-\n");
scanf("%d%d",&r2,&c2);
printf("\nEnter the elements of second matrix:-\n");
for(i=0;i<r2;i++)
for(j=0;j<c2;j++)
scanf("%d",&m2[i][j]);
}
void display()
{
printf("\nThe first matrix is:-\n");
for(i=0;i<r1;i++)
{
for(j=0;j<c1;j++)
printf("%d\t",m1[i][j]);
printf("\n\n");
}
printf("\nThe second matrix is:-\n");
for(i=0;i<r2;i++)
{
for(j=0;j<c2;j++)
printf("%d\t",m2[i][j]);
printf("\n\n");
}
finish();
}
void addition(int
m1[][5],int m2[][5])
{
int
sum[5][5];
if(r1==r2&&c1==c2)
{
for(i=0;i<r1;i++)
{
for(j=0;j<c1;j++)
sum[i][j]=m1[i][j]+m2[i][j];
}
printf("\nAfter addition:\n");
for(i=0;i<r1;i++)
{
for(j=0;j<c1;j++)
printf("%d\t",sum[i][j]);
printf("\n\n");
}
}
else
printf("\nSum is not possible because matrixs are not equal.");
finish();
}
void subtraction(int
m1[][5],int m2[][5])
{
int
sub[5][5];
if(r1==r2&&c1==c2)
{
for(i=0;i<r1;i++)
{
for(j=0;j<c1;j++)
sub[i][j]=m1[i][j]-m2[i][j];
}
printf("\nAfter subtraction:\n");
for(i=0;i<r1;i++)
{
for(j=0;j<c1;j++)
printf("%d\t",sub[i][j]);
printf("\n\n");
}
}
else
printf("\nSubtraction is not possible because matrixs are not
equal.");
finish();
}
void multiplication(int
m1[][5],int m2[][5])
{
int
k,addition,m3[5][5];
if(c1==r2)
{
printf("\nAfter multiplication:\n");
for(i=0;i<r1;i++)
{
for(j=0;j<c2;j++)
{
addition=0;
for(k=0;k<c1;k++)
addition=addition+m1[i][k]*m2[k][j];
m3[i][j]=addition;
printf("%d\t",m3[i][j]);
}
printf("\n\n");
}
}
else
printf("\nMultiplication is not possible because c1!=c2");
finish();
}
void transpose(int
m1[][5],int m2[][5])
{
printf("\nTranspose of first matrix is:-\n");
for(i=0;i<c1;i++)
{
for(j=0;j<r1;j++)
printf("%d\t",m1[j][i]);
printf("\n\n");
}
printf("\nTranspose of second matrix is:-\n");
for(i=0;i<c2;i++)
{
for(j=0;j<r2;j++)
printf("%d\t",m2[j][i]);
printf("\n\n");
}
finish();
}
void elementssum(int
m1[][5],int m2[][5])
{
int
sum=0;
printf("\nSum of elements of first matrix:-\n");
for(i=0;i<r1;i++)
{
for(j=0;j<c1;j++)
sum=sum+m1[i][j];
}
printf("%d",sum);
printf("\n\nSum of elements of second matrix:-\n");
sum=0;
for(i=0;i<r2;i++)
{
for(j=0;j<c2;j++)
sum=sum+m2[i][j];
}
printf("%d",sum);
finish();
}
void diagnol_elements(int
m1[][5],int m2[][5])
{
if(r1==c1)
{
printf("\nDiagnol elements of first matrix
are:-\n");
{
for(i=0;i<r1;i++)
{
for(j=0;j<c1;j++)
if(i==j)
printf("%d\n",m1[i][j]);
}
}
}
else
printf("\n\nFirst matrix is not square matrix!!!");
if(r2==c2)
{
printf("\nDiagnol elements of second matrix
are:-\n");
for(i=0;i<r2;i++)
{
for(j=0;j<c2;j++)
if(i==j)
printf("%d\n",m2[i][j]);
}
}
else
printf("\n\nSecond matrix is not square matrix!!!");
finish();
}
void
sum_diagnol_elements(int m1[][5],int m2[][5])
{
int
sum=0;
if(r1==c1)
{
printf("\nSum of diagnol elements of first matrix
is:-\n" );
for(i=0;i<r1;i++)
{
for(j=0;j<c1;j++)
if(i==j)
sum=sum+m1[i][j];
}
printf("%d",sum);
}
else
printf("\n\nFirst matrix is not square matrix!!!");
if(r2==c2)
{
sum=0;
printf("\nSum of diagnol elements of second matrix
is:-\n" );
for(i=0;i<r2;i++)
{
for(j=0;j<c2;j++)
if(i==j)
sum=sum+m2[i][j];
}
printf("%d",sum);
}
else
printf("\n\nSecond matrix is not square matrix!!!");
finish();
}
void
product_diagnol_elements(int m1[][5],int m2[][5])
{
int
pro=1;
if(r1==c1)
{
printf("\nProduct of diagnol elements of first matrix
is:-\n" );
for(i=0;i<r1;i++)
{
for(j=0;j<c1;j++)
if(i==j)
pro=pro*m1[i][j];
}
printf("%d",pro);
}
else
printf("\n\nFirst matrix is not square matrix!!!");
if(r2==c2)
{
pro=1;
printf("\nSum of diagnol elements of second matrix
is:-\n" );
for(i=0;i<r2;i++)
{
for(j=0;j<c2;j++)
if(i==j)
pro=pro*m2[i][j];
}
printf("%d",pro);
}
else
printf("\n\nSecond matrix is not square matrix!!!");
finish();
}
void
sum_upper_triangular_matrix(int m1[][5],int m2[][5])
{
int
sum=0;
printf("\nThe sum of upper triangular elements of first matrix
is:-\n");
for(i=0;i<r1;i++)
{
for(j=0;j<c1;j++)
if(i<=j)
sum=sum+m1[i][j];
}
printf("%d",sum);
printf("\n\nThe sum of upper triangular elements of second matrix
is:-\n");
sum=0;
for(i=0;i<r2;i++)
{
for(j=0;j<c2;j++)
if(i<=j)
sum=sum+m2[i][j];
}
printf("%d",sum);
finish();
}
void
sum_lower_triangular_matrix(int m1[][5],int m2[][5])
{
int
sum=0;
printf("\nThe sum of lower triangular elements of first matrix
is:-\n");
for(i=0;i<r1;i++)
{
for(j=0;j<c1;j++)
if(i>=j)
sum=sum+m1[i][j];
}
printf("%d",sum);
printf("\n\nThe sum of lower triangular elements of second matrix
is:-\n");
sum=0;
for(i=0;i<r2;i++)
{
for(j=0;j<c2;j++)
if(i>=j)
sum=sum+m2[i][j];
}
printf("%d",sum);
finish();
}
void finish()
{
char
next='y';
printf("\n Do you want to input another matrix(y/n)\?");
next=getche();
if(next=='y'||next=='Y')
{
input(m1,m2);
menu();
}
else
quit();
}
void quit()
{
exit(0);
}
