perf counter python

# Python program to show time by perf_counter()  
from time import perf_counter 
  
# integer input from user, 2 input in single line 
n, m = map(int, input().split())  
  
# Start the stopwatch / counter 
t1_start = perf_counter()  
  
for i in range(n): 
    t = int(input()) # user gave input n times 
    if t % m == 0: 
        print(t)  
  
# Stop the stopwatch / counter 
t1_stop = perf_counter() 
  
print("Elapsed time:", t1_stop, t1_start)  
  
  
print("Elapsed time during the whole program in seconds:", 
                                        t1_stop-t1_start)