Upload files to "OOP/Java/Lab/Week5"

OOP/Java/Lab/Week5/StuRes.java

@@ -0,0 +1,93 @@
+import java.util.Scanner;
+
+class StuRes {
+
+    int[][] marks = new int[3][3];
+    int[] totalMarks = new int[3];
+    int[] rollNumbers = new int[3];
+
+    void storeMarks(int[][] studentMarks) {
+        for (int i = 0; i < 3; i++) {
+            System.arraycopy(studentMarks[i], 0, marks[i], 0, 3);
+        }
+    }
+
+    void calculateTotalMarks() {
+        for (int i = 0; i < 3; i++) {
+            totalMarks[i] = 0;
+            for (int j = 0; j < 3; j++) {
+                totalMarks[i] += marks[i][j];
+            }
+        }
+    }
+
+    void findHighestMarksInSubjects() {
+        for (int subject = 0; subject < 3; subject++) {
+            int highestMark = marks[0][subject];
+            int highestRollNo = rollNumbers[0];
+            for (int student = 1; student < 3; student++) {
+                if (marks[student][subject] > highestMark) {
+                    highestMark = marks[student][subject];
+                    highestRollNo = rollNumbers[student];
+                }
+            }
+            System.out.println(
+                "Highest mark in Subject " +
+                (subject + 1) +
+                ": " +
+                highestMark +
+                " (Roll No: " +
+                highestRollNo +
+                ")"
+            );
+        }
+    }
+
+    void findHighestTotalMarks() {
+        int highestTotal = totalMarks[0];
+        int highestRollNo = rollNumbers[0];
+        for (int i = 1; i < 3; i++) {
+            if (totalMarks[i] > highestTotal) {
+                highestTotal = totalMarks[i];
+                highestRollNo = rollNumbers[i];
+            }
+        }
+        System.out.println(
+            "Highest total marks: " +
+            highestTotal +
+            " (Roll No: " +
+            highestRollNo +
+            ")"
+        );
+    }
+
+    public static void main(String[] args) {
+        Scanner scanner = new Scanner(System.in);
+        StuRes studentResults = new StuRes();
+        int[][] studentMarks = new int[3][3];
+
+        System.out.println("Enter details for 3 students:");
+        for (int i = 0; i < 3; i++) {
+            System.out.print("Enter Roll Number for Student " + (i + 1) + ": ");
+            studentResults.rollNumbers[i] = scanner.nextInt();
+            System.out.println(
+                "Enter marks for Student with Roll No " +
+                studentResults.rollNumbers[i] +
+                ":"
+            );
+            for (int j = 0; j < 3; j++) {
+                System.out.print("Subject " + (j + 1) + ": ");
+                studentMarks[i][j] = scanner.nextInt();
+            }
+        }
+
+        studentResults.storeMarks(studentMarks);
+        studentResults.calculateTotalMarks();
+
+        System.out.println("\nResults:");
+        studentResults.findHighestMarksInSubjects();
+        studentResults.findHighestTotalMarks();
+
+        scanner.close();
+    }
+}