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Nested loop example, which prints out the number of students who got at least one failed score

Author: dphoenix

python-break/nested_loop_number_of_failed_students_example.py

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+# Use case 4: Check to see how many students have failed a test (nested loop)
+scores = [
+    [90, 30, 80, 100],
+    [100, 80, 95, 87],
+    [75, 84, 77, 90]
+]
+
+failed_score = 60
+num_failed_students = 0
+for score_set in scores:
+    for score in score_set:
+        if score < failed_score:
+            num_failed_students += 1
+            break
+print("Number of students who failed a test: " + str(num_failed_students))