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Create SecondLab.java

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mayfff 2023-02-23 15:14:15 +02:00 committed by GitHub
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src/_12_Закревський_Данило_Сергійович/lab2/SecondLab.java Normal file
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import java.util.Scanner;
import java.util.Random;
public class SecondLab {
public static void main(String[] args) {
Scanner scn = new Scanner(System.in);
Random rnd = new Random();
System.out.print("Enter number of rows in matrix A: ");
int mA = scn.nextInt();
System.out.print("Enter the number of columns in matrix A: ");
int nA = scn.nextInt();
System.out.print("Enter number of rows in matrix B: ");
int mB = scn.nextInt();
System.out.print("Enter the number of columns in matrix B: ");
int nB = scn.nextInt();
long largest, sum = 0L;
if(mA != mB || nA != nB) {
System.out.println("Unable to add matrices!");
} else {
long[][] matrixA = new long[mA][nA];
long[][] matrixB = new long[mB][nB];
long[][] matrixC = new long[mA][nA];
System.out.println("Matrix A: ");
for(int i = 0; i < mA; i++) {
for(int j = 0; j < nA; j++) {
matrixA[i][j] = rnd.nextLong(10, 50) + 10;
System.out.printf("|%d", matrixA[i][j]);
}
System.out.println("|");
}
System.out.println("Matrix B: ");
for(int i = 0; i < nA; i++) {
for(int j = 0; j < nB; j++) {
matrixB[i][j] = rnd.nextLong(10, 50) + 10;
System.out.printf("|%d", matrixB[i][j]);
}
System.out.println("|");
}
System.out.println("Matrix C: ");
for(int i = 0; i < mA; i++) {
for(int j = 0; j < nA; j++) {
matrixC[i][j] = matrixA[i][j] + matrixB[i][j];
System.out.printf("|%d", matrixC[i][j]);
}
System.out.println("|");
}
for(long[] row: matrixC) {
largest = row[0];
for(long elem : row) {
if(elem > largest) {
largest = elem;
}
}
sum += largest;
}
System.out.printf("Sum = %d", sum);
}
scn.close();
}
}