Upload New File

lab4task2fixed.c

+#include <stdio.h>
+#include <string.h>
+int main(){
+	
+	int i;
+	int j;
+	int x;
+	
+	printf("Choose the size of the matrices: ");
+	scanf("%d", &x);
+	
+	i = x;
+	j = x;
+	
+	int matrice1[x][x];
+	
+	printf("Now fill the rows of the first matrice with the numbers: \n");
+	
+	for(i = 0; i < x ; i++) {
+		for(j = 0; j < x; j++) {
+			
+			scanf("%d", &matrice1[i][j]);
+		}
+	}
+	
+	printf("the first matrice is:\n");
+	
+	for(i = 0; i < x ; i++) {
+		for(j = 0; j < x; j++) {
+			
+		printf("%d, ", matrice1[i][j]);
+		}
+		printf("\n");
+	}
+	
+	int matrice2[x][x];
+	
+	printf("Now fill the rows of the second matrice with the numbers: \n");
+	
+	for(i = 0; i < x ; i++) {
+		for(j = 0; j < x; j++) {
+			
+		scanf("%d", &matrice2[i][j]);
+		}
+	}
+	
+	printf("The second matrice is:\n");
+	
+	for(i = 0; i < x ; i++) {
+		for(j = 0; j < x; j++) {
+			
+		printf("%d, ", matrice2[i][j]);
+		}
+		printf("\n");
+	}
+	
+	int sumOfMatrices[x][x];
+	
+	printf("The sum of the matrices is:\n");
+	
+	for(i = 0; i < x ; i++){
+		for(j = 0; j < x; j++){
+			sumOfMatrices[i][j] = matrice1[i][j] + matrice2[i][j];
+			printf("%d, ", sumOfMatrices[i][j]);
+		}
+		printf("\n");
+	}
+	int diffOfMatrices[x][x];
+	
+	printf("The difference of the matrices is:\n");
+	
+	for(i = 0; i < x ; i++){
+		for(j = 0; j < x; j++){
+			diffOfMatrices[i][j] = matrice1[i][j] - matrice2[i][j];
+			printf("%d, ", diffOfMatrices[i][j]);
+		}
+		printf("\n");
+	}
+
+	int array1[x];
+	int array2[x];
+	for(i = 0; i < x; i++){
+		for(j = 0; j < x; j++){
+			if( i == j){
+				array1[i] = matrice1[i][j];
+				printf("%d, ", array1[i]);
+			}
+			if(i + j == x - 1){
+				
+				array2[i] = matrice1[i][j];
+				
+				
+			}
+			
+		}
+	}
+	printf("\n");
+	for(i = 0; i < x; i++){
+		printf("%d, ", array2[i]);
+		
+	}
+	int sumOfFirstDiagOfFirstMatrice = 1;
+	for(i = 0; i < 3; i++){
+		sumOfFirstDiagOfFirstMatrice *= array1[i];
+	}
+	printf("The sum of the first diagonal\n");
+	printf("%d, ", sumOfFirstDiagOfFirstMatrice);
+	
+	int sumOfSecondDiagOfFirstMatrice = 1;
+	for(i = 0; i < 3; i++){
+		sumOfSecondDiagOfFirstMatrice *= array2[i];
+	}
+	printf("The sum of the second diagonal\n");
+	printf("%d, ", sumOfSecondDiagOfFirstMatrice);
+	int sumOfTwoDiagOfFirstMatrice;
+	sumOfTwoDiagOfFirstMatrice = sumOfFirstDiagOfFirstMatrice + sumOfSecondDiagOfFirstMatrice;
+	printf("The sum of the two diagonals\n");
+	printf("%d\n", sumOfTwoDiagOfFirstMatrice);
+	
+	
+	
+	
+	
+	int productOfMain1 = 1;
+	int productOfOff1 = 1;
+	int productOfMain2 = 1;
+	int productOfOff2 = 1:
+	
+	for(i = 0; i< x; i++){
+		productOfMain1 *= matrice1[i][i];
+		productOfMain2 *= matrice2[i][i];
+		
+		productOfOff1 *= matrice1[i][x-1-i];
+		productofOff2 *= matrice2[i][x-1-i];
+		
+	}
+	sum1 = productOfMain1 + productOfOff1;
+	sum2 = productOfMain2 + productOfOff2;
+	
+	
+			
+			
+				
+				
+				
+			
+			
+			
+	
+	
+	
+	return 0;
+}
+	
+