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90 lines
2.2 KiB
C
90 lines
2.2 KiB
C
/* Matrix Sum and Difference - Program to find sum and difference of two matrices */
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#include <stdio.h>
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#include <conio.h>
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void read(int x[ ][10], int nr, int nc) ;
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void sumdiff(int a[ ][10], int b[ ][10], int s[ ][10], int d[ ][10], int nr, int nc) ;
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void show(int y[ ][10], int nr, int nc) ;
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void main()
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{
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int a[10][10], b[10][10], s[10][10], d[10][10], nra, nca, nrb, ncb ;
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clrscr();
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printf("Enter the number of rows and columns of first matrix: ");
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scanf("%d %d", &nra, &nca) ;
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printf("Enter the number of rows and columns of second matrix: ");
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scanf("%d %d", &nrb, &ncb) ;
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if(nra==nrb && nca==ncb)
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{
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printf("Enter elements of first matrix row-wise: \n") ;
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read(a,nra,nca) ;
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printf("Enter elements of second matrix row-wise: \n") ;
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read(b,nrb,ncb) ;
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sumdiff(a,b,s,d,nra,nca);
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printf("Result of matrix addition is: \n") ;
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show(s,nra,nca) ;
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printf("Result of matrix subtraction is: \n") ;
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show(d,nra,nca) ;
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}
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else
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printf("Matrix addition and subtraction not possible.");
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getch();
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}
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void read(int x[ ][10], int nr, int nc)
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{
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int r, c ;
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for(r=0 ; r<nr ; r++)
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for(c=0 ; c<nc ; c++)
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scanf("%d", &x[r][c]) ;
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}
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void sumdiff(int a[ ][10], int b[ ][10], int s[ ][10], int d[ ][10], int nr, int nc)
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{
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int r, c ;
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for(r=0 ; r<nr ; r++)
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for(c=0 ; c<nc ; c++)
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{
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s[r][c]=a[r][c]+b[r][c] ;
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d[r][c]=a[r][c]-b[r][c] ;
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}
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}
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void show(int y[ ][10], int nr, int nc)
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{
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int r, c ;
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for(r=0 ; r<nr ; r++)
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{
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for(c=0 ; c<nc ; c++)
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printf("%d ", y[r][c]) ;
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printf("\n") ;
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}
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}
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/*
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Output1:
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Enter the number of rows and columns of first matrix: 2 2
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Enter the number of rows and columns of second matrix: 2 2
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Enter elements of first matrix:
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2 4
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5 7
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Enter elements of second matrix:
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1 2
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4 3
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Result of matrix addition is:
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3 6
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9 10
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Result of matrix subtraction is:
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1 2
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1 4
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Output2:
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Enter the number of rows and columns of first matrix: 2 3
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Enter the number of rows and columns of second matrix: 2 4
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Matrix addition and subtraction not possible.
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*/
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