import matplotlib.pyplot as plot
import random

scores = []
test_results = []

def count(num,scores):
    number = num
    count = 0
    for i in scores:
        if(i == number):
            count += 1
    return count

for x in range (0, 30):
  scores.append(random.randint(0, 10))

print(scores)
counter = 0
for j in range(11):
  test_results.append(count(counter,scores))
  counter += 1
print(test_results)
 
plot.bar(range(11), test_results, align='center', alpha=0.5)

plot.xticks(range(11))
plot.ylabel('Number of learners')
plot.title('Test result')

plot.show()
plot.savefig(fname="Quiz Chart.png")