update

Author: yashprsin

python/10_nested-list.py

@@ -0,0 +1,9 @@
+if __name__ == '__main__':
+    python_students = []
+    for i in range(int(input())):
+        name = input()
+        score = float(input())
+        python_students.append([name, score])
+    
+    second_postion = sorted(set(s for n,s in python_students))[1]
+    print('\n'.join(sorted(n for n,s in python_students if s == second_postion)))

python/11_finding-the-percentage.py

@@ -0,0 +1,13 @@
+if __name__ == '__main__':
+    n = int(input())
+    student_marks = {}
+    for _ in range(n):
+        name, *line = input().split()
+        scores = list(map(float, line))
+        student_marks[name] = scores
+    query_name = input()
+    for name in student_marks:
+        if name == query_name:
+            avg = student_marks[name]
+    average = sum(avg) / len(avg)
+    print(f"{average:.2f}")

python/12_python-lists.py

@@ -0,0 +1,19 @@
+if __name__ == '__main__':
+    N = int(input())
+    List = [];
+    for i in range(N):
+        qurey = input().split();
+        if qurey[0] == 'insert':
+            List.insert(int(qurey[1]), int(qurey[2]))
+        elif qurey[0] == 'remove':
+            List.remove(int(qurey[1]))
+        elif qurey[0] == 'append':
+            List.append(int(qurey[1]))
+        elif qurey[0] == 'print':
+            print(List)
+        elif qurey[0] == 'sort':
+            List.sort();
+        elif qurey[0] == 'pop':
+            List.pop();
+        elif qurey[0] == 'reverse':
+            List.reverse();