麻省理工学院公开课：计算机科学及编程导论 代码精要.pdf

6.00 Handout, Lecture 2 (Not intended to make sense outside of lecture) Fall 2008 x = 3 # Create variable x and assign value 3 to it x=x*x # Bind x to value 9 print x n = raw_input(Enter a number: ) print n # print n/n x = 15 x = 15 if (x/2)*2 == x: if (x/2)*2 == x: print Even print Even else: print Odd else: print Odd z = b if xz: if xz: print Hello print Hello print Mom print Mom x = 15 y = 5 z = 11 print x,y,z #Is this right? if x y: if xy and xz: print x is least if x z: print x is least elif yz: print y is least else: print z is least else: print z is least else: print y is least y = 0 x = 3 itersLeft = x ans = 0 while(itersLeft0): while ans*ans != x: y = y + x print ans itersLeft = itersLeft - 1 ans = ans + 1 #print y =,y,,itersLeft=,itersLeft print y x = 10 i = 1 x = 10 while(ix): for i in range(1, x): if x%i == 0: if x%i == 0: print ‘divisor ‘,i print divisor ,i i = i +1 6.00 Handout, Lecture 3 (Not intended to make sense outside of lecture) Fall 2008 #Find the square root of a perfect square x = 16 ans = 0 while ans*ans = x: ans = ans + 1 print ans ans = 0 if x = 0: while ans*ans x: ans = ans + 1 print ans =, ans if ans*ans != x: pri