Create assignment_3_p4.c

Author: maxprogrammer007

Assignments/assignment_3_p4.c

@@ -0,0 +1,82 @@
+#include <stdio.h>
+
+// Function to multiply two matrices
+void multiplyMatrices(int rows1, int cols1, int mat1[rows1][cols1], int rows2, int cols2, int mat2[rows2][cols2], int result[rows1][cols2]) {
+    for (int i = 0; i < rows1; i++) {
+        for (int j = 0; j < cols2; j++) {
+            result[i][j] = 0;
+            for (int k = 0; k < cols1; k++) {
+                result[i][j] += mat1[i][k] * mat2[k][j];
+            }
+        }
+    }
+}
+
+// Function to display a matrix
+void displayMatrix(int rows, int cols, int mat[rows][cols]) {
+    for (int i = 0; i < rows; i++) {
+        for (int j = 0; j < cols; j++) {
+            printf("%d\t", mat[i][j]);
+        }
+        printf("\n");
+    }
+}
+
+int main() {
+    int rows1, cols1, rows2, cols2;
+
+    // Input dimensions for the first matrix
+    printf("Enter the number of rows for the first matrix: ");
+    scanf("%d", &rows1);
+
+    printf("Enter the number of columns for the first matrix: ");
+    scanf("%d", &cols1);
+
+    // Input dimensions for the second matrix
+    printf("Enter the number of rows for the second matrix: ");
+    scanf("%d", &rows2);
+
+    printf("Enter the number of columns for the second matrix: ");
+    scanf("%d", &cols2);
+
+    // Check if matrices can be multiplied
+    if (cols1 != rows2) {
+        printf("Matrices cannot be multiplied. Columns of the first matrix must be equal to rows of the second matrix.\n");
+        return 1; 
+    }
+
+    int matrix1[rows1][cols1], matrix2[rows2][cols2], result[rows1][cols2];
+
+    // yaha se 1st matrix ke elemnts ko input karvayenge
+    printf("Enter elements for the first matrix:\n");
+    for (int i = 0; i < rows1; i++) {
+        for (int j = 0; j < cols1; j++) {
+            printf("Enter element at position (%d, %d): ", i + 1, j + 1);
+            scanf("%d", &matrix1[i][j]);
+        }
+    }
+
+    // yaha se 2nd matrix ke elements ko input krvayenge
+    printf("Enter elements for the second matrix:\n");
+    for (int i = 0; i < rows2; i++) {
+        for (int j = 0; j < cols2; j++) {
+            printf("Enter element at position (%d, %d): ", i + 1, j + 1);
+            scanf("%d", &matrix2[i][j]);
+        }
+    }
+
+    ?? matrix multiply krvayenge
+    multiplyMatrices(rows1, cols1, matrix1, rows2, cols2, matrix2, result);
+
+    // yaha se matrix display krvayenge
+    printf("\nFirst Matrix:\n");
+    displayMatrix(rows1, cols1, matrix1);
+
+    printf("\nSecond Matrix:\n");
+    displayMatrix(rows2, cols2, matrix2);
+
+    printf("\nProduct of Matrices:\n");
+    displayMatrix(rows1, cols2, result);
+
+    return 0;
+}