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### WAP to add elements of two 3x3 matrices.

posted Oct 30, 2010, 1:57 AM by Neil Mathew   [ updated Oct 30, 2010, 2:21 AM ]
 SOURCE CODE:```1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 #include   int main() {   int A[3][3], B[3][3]; int i,j;   //INPUT of MATRIX/ 2D ARRAY A printf("\n Enter the elements of matrix A: \n"); for(i=0; i<3; i++) { for(j=0; j<3; j++) { scanf(" %d ", &A[i][j]); } }   //INPUT of MATRIX/ 2D ARRAY B printf("\n Enter the elements of matrix B: \n"); for(i=0; i<3; i++) { for(j=0; j<3; j++) { scanf(" %d ", &B[i][j]); } }   //ADDING THE TWO MATRICES printf("\n Adding matrices A and B = matrix C "); int C[3][3];   for(i=0; i<3; i++) { for(j=0; j<3; j++) { C[i][j]=A[i][j]+B[i][j]; } }   //OUTPUT printf("\n Matrix C is: \n"); for(i=0; i<3; i++) { for(j=0; j<3; j++) { printf(" %d ", C[i][j]); } printf("\n"); }   return 0; }  ```OUTPUT:``` Enter the elements of matrix A: 1 2 3 1 2 3 3 2 1 Enter the elements of matrix B: 3 2 1 3 2 1 1 2 3 Adding matrices A and B = matrix C Matrix C is: 4 4 4 4 4 4 4 4 4 ```