%time 2**128

%time a = [10,20,30,40,50]; a= a.sum(); a*10;

%%time 
a = [10,20,30,40,50]; 
a= a.sum(); 
a*10;

%timeit -n10 -r3 sin(100)*cos(123)

%timeit -r3 sin(100)*cos(123)

%timeit -r3 -n1 sleep(1000)

%%timeit -r3 -n10
a = 15;
b = 111;
a * b;