#include<stdio.h> void main() { int a[10][10],b[10][10],c[10][10],r1,c1,r2,c2,r3,c3,i,j,k; printf("enter no.of row and colums of matrix a\n"); scanf("%d%d",&r1,&c1); printf("enter no.of row and colums of matrix b\n"); scanf("%d%d",&r2,&c2); if(r1==c2&&c1==r2) { printf("enter elements of 1st matrix\n"); for(i=0;i<r1;i++) { for(j=0;j<c1;j++) { scanf("%d",&a[i][j]); } } printf("enter elements of 2nd matrix\n"); for(i=0;i<r2;i++) { for(j=0;j<c2;j++) { scanf("%d",&b[i][j]); } } r3=r1; c3=c2; for(i=0;i<r3;i++) { for(j=0;j<c3;j++) { c[i][j]=0; for (k=0;k<r3;k++) { c[i][j]=c[i][j]+a[i][k]*b[k][j]; } } } for(i=0;i<r3;i++) { for(j=0;j<c3;j++) { printf("%d ",c[i][j]); } printf("\n"); } } }
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