Q1_TS.py

import math                                     #importing library for the code
from time import time
import threading
from time import time,sleep
from threading import Lock
t0 = time()                                 #stating time
values= [12,20,4,100,64,77,200,9,10]        # array to be calulated

def mycosine(n):                            #funtion for calculating cosie
    return math.cos(n)

def concurrent_cosines():                   #functionn for printing cosine functions
    sleep(1)
    for val in values:
        
            
            res = mycosine(val)
            print('Cosine of %s is %s' % (val,res), '\n')
            sleep(1)
            
 
t = threading.Thread(target=concurrent_cosines)
t2 = threading.Thread(target=concurrent_cosines)
t3= threading.Thread(target=concurrent_cosines)
t.start()
t2.start()
t3.start()
t.join()
t2.join()
t3.join()
print("total time taken:"+str(time()-t0))