import numpy as np
import cupy as cp
import time
numpy
%time
s = time.time()
x_cpu *= 5
x_cpu *= x_cpu
x_cpu += x_cpu
e = time.time()
print(e
import numpy as np
import cupy as cp
import time
numpy
%time
s = time.time()
x_cpu *= 5
x_cpu *= x_cpu
x_cpu += x_cpu
e = time.time()
print(e